DEV Community: Abhishek Tripathi

Build Your First dApp on the Avalanche Fuji Network

Abhishek Tripathi — Fri, 03 Apr 2026 14:52:39 +0000

A Beginner's Step-by-Step Guide

Who this is for: Complete beginners who want to build any decentralized application on the Avalanche Fuji testnet(C-Chain).

📋 Table of Contents

Prerequisites
Set Up Your Wallet (Core or MetaMask)
Get Free Test AVAX from the Faucet
Set Up Your Development Environment
Write Your Smart Contract
Deploy to Fuji
Connect a Frontend
Example dApps to Build
Troubleshooting
Next Steps

1. Prerequisites

Before you start, make sure you have the following installed:

Required Software

Tool	Purpose	Install
Node.js (v18+)	Runs JavaScript tools	nodejs.org
npm or yarn	Package manager	Comes with Node.js
Core or MetaMask	Browser wallet	core.app metamask.io
Git	Version control	git-scm.com
A code editor	Writing code	VS Code recommended

Helpful (but not required) Knowledge

Basic JavaScript
What a blockchain/wallet is
What a smart contract does (roughly)

💡 You do not need to know Solidity before starting — this guide will walk you through it.

2. Set Up Your Wallet (Core or MetaMask)

Step 1 – Install Core or MetaMask

Go to core.app or metamask.io and install the browser extension.
Create a new wallet and safely store your seed phrase (12 words). Never share it with anyone.

Step 2 – Add the Fuji Network to Core or MetaMask

MetaMask doesn't include Fuji by default. Add it manually:

Open Metamask → click the network dropdown at the top → Add network
Click Add a network manually
Enter the following details exactly:

Field	Value
Network Name	Avalanche Fuji Testnet
New RPC URL	`https://api.avax-test.network/ext/bc/C/rpc`
Chain ID	`43113`
Currency Symbol	`AVAX`
Block Explorer URL	`https://testnet.snowtrace.io`

Click Save and switch to the Fuji network.

✅ You should now see "Avalanche Fuji Testnet" in your MetaMask network list.

3. Get Free Test AVAX from the Faucet

You need test AVAX to pay for gas (transaction fees) when deploying contracts.

Steps

Go to the official faucet: https://build.avax.network/console/primary-network/faucet
Select Fuji as the network and C-Chain as the chain.
Paste in your Core or MetaMask wallet address.
Click Request 0.5 AVAX.
Check your Core or Metamask balance.

⚠️ The faucet may ask you to log in with a GitHub account to prevent abuse. This is normal.

4. Set Up Your Development Environment

We'll use Hardhat — the most beginner-friendly Ethereum/Avalanche development framework.

Step 1 – Create a project folder

mkdir my-fuji-dapp
cd my-fuji-dapp
npm init -y

Step 2 – Install Hardhat and dependencies

npm install --save-dev hardhat @nomicfoundation/hardhat-toolbox dotenv

Step 3 – Initialize Hardhat

npx hardhat init

When prompted:

Choose "Create a JavaScript project"
Accept all default options by pressing Enter

Your folder structure will look like this:

my-fuji-dapp/
├── contracts/        ← Your Solidity smart contracts go here
├── scripts/          ← Deployment scripts go here
├── test/             ← Tests go here
├── hardhat.config.js ← Main config file
└── package.json

Step 4 – Configure Hardhat for Fuji

Create a .env file in your root folder:

touch .env

Add your wallet's private key (find this in MetaMask → Account Details → Show Private Key):

# .env
PRIVATE_KEY=your_metamask_private_key_here

🔐 IMPORTANT: Never commit your .env file to GitHub. Add it to .gitignore:
echo ".env" >> .gitignore

Now open hardhat.config.js and replace its contents with:

require("@nomicfoundation/hardhat-toolbox");
require("dotenv").config();

module.exports = {
  solidity: "0.8.20",
  networks: {
    fuji: {
      url: "https://api.avax-test.network/ext/bc/C/rpc",
      chainId: 43113,
      accounts: [process.env.PRIVATE_KEY],
    },
  },
};

5. Write Your Smart Contract

Smart contracts are written in Solidity. Here are two beginner-friendly examples.

Example A – Simple Voting Contract

Create the file contracts/Voting.sol:

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

contract Voting {
    // Stores vote counts for each candidate
    mapping(string => uint256) public votes;

    // List of valid candidates
    string[] public candidates;

    // Tracks who has already voted
    mapping(address => bool) public hasVoted;

    constructor(string[] memory _candidates) {
        candidates = _candidates;
    }

    // Cast a vote
    function vote(string memory candidate) public {
        require(!hasVoted[msg.sender], "You have already voted!");
        require(isValidCandidate(candidate), "Invalid candidate");

        votes[candidate]++;
        hasVoted[msg.sender] = true;
    }

    // Get vote count for a candidate
    function getVotes(string memory candidate) public view returns (uint256) {
        return votes[candidate];
    }

    // Internal check: is this a valid candidate?
    function isValidCandidate(string memory name) internal view returns (bool) {
        for (uint i = 0; i < candidates.length; i++) {
            if (keccak256(bytes(candidates[i])) == keccak256(bytes(name))) {
                return true;
            }
        }
        return false;
    }
}

Example B – Simple NFT Contract

Create the file contracts/MyNFT.sol:

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

contract MyNFT is ERC721, Ownable {
    uint256 public tokenCounter;

    constructor() ERC721("MyNFT", "MNFT") Ownable(msg.sender) {
        tokenCounter = 0;
    }

    // Mint a new NFT to an address
    function mintNFT(address recipient) public onlyOwner returns (uint256) {
        uint256 newTokenId = tokenCounter;
        _safeMint(recipient, newTokenId);
        tokenCounter++;
        return newTokenId;
    }
}

For the NFT contract, first install OpenZeppelin:
npm install @openzeppelin/contracts

6. Deploy to Fuji

Step 1 – Compile your contract

npx hardhat compile

You should see: Compiled X Solidity file(s) successfully

Step 2 – Write a deployment script

Create the file scripts/deploy.js:

const { ethers } = require("hardhat");

async function main() {
  const [deployer] = await ethers.getSigners();
  console.log("Deploying with account:", deployer.address);

  // For the Voting contract:
  const Voting = await ethers.getContractFactory("Voting");
  const voting = await Voting.deploy(["Alice", "Bob", "Charlie"]);
  await voting.waitForDeployment();

  console.log("✅ Voting contract deployed to:", await voting.getAddress());

  // Uncomment below to deploy the NFT instead:
  // const MyNFT = await ethers.getContractFactory("MyNFT");
  // const nft = await MyNFT.deploy();
  // await nft.waitForDeployment();
  // console.log("✅ NFT contract deployed to:", await nft.getAddress());
}

main().catch((error) => {
  console.error(error);
  process.exit(1);
});

Step 3 – Deploy to Fuji

npx hardhat run scripts/deploy.js --network fuji

You'll see output like:

Deploying with account: 0xYourWalletAddress
✅ Voting contract deployed to: 0xYourContractAddress

Copy and save that contract address! You'll need it to interact with your contract.

Step 4 – Verify on the Block Explorer

Go to testnet.snowtrace.io
Search for your contract address
You should see your deployment transaction 🎉

7. Connect a Frontend

Once your contract is deployed, you can build a simple web UI to interact with it.

Tools you'll use

ethers.js — JavaScript library to talk to the blockchain
HTML/React — For the user interface

Minimal HTML Example

Create frontend/index.html:

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <title>My Fuji dApp</title>
  <script src="https://cdn.ethers.io/lib/ethers-5.7.umd.min.js"></script>
</head>
<body>
  <h1>🗳️ Vote on Fuji</h1>
  <button onclick="connectWallet()">Connect MetaMask</button>
  <br/><br/>
  <input id="candidate" placeholder="Enter candidate name" />
  <button onclick="castVote()">Vote</button>
  <p id="status"></p>

  <script>
    const CONTRACT_ADDRESS = "0xYourDeployedContractAddress";
    const ABI = [
      "function vote(string memory candidate) public",
      "function getVotes(string memory candidate) public view returns (uint256)"
    ];

    let signer;

    async function connectWallet() {
      const provider = new ethers.providers.Web3Provider(window.ethereum);
      await provider.send("eth_requestAccounts", []);
      signer = provider.getSigner();
      document.getElementById("status").innerText = "✅ Wallet connected!";
    }

    async function castVote() {
      const candidate = document.getElementById("candidate").value;
      const contract = new ethers.Contract(CONTRACT_ADDRESS, ABI, signer);
      const tx = await contract.vote(candidate);
      await tx.wait();
      document.getElementById("status").innerText = `✅ Voted for ${candidate}!`;
    }
  </script>
</body>
</html>

Replace 0xYourDeployedContractAddress with the address from Step 7.

8. Example dApps to Build

Once you've got the basics down, here are ideas for full projects on Fuji:

dApp	What it does	Key Solidity Concepts
Voting System	Users vote on proposals, results are on-chain	`mapping`, `require`, events
NFT Marketplace	Mint, buy, sell NFTs	ERC721, `payable`, `transfer`
Crowdfunding	Users pledge AVAX to a goal	`payable`, refund logic
Token Launch	Create your own ERC20 token	ERC20 standard, decimals
Simple DAO	Members vote on treasury proposals	access control, quorum logic

9. Troubleshooting

❌ "Transaction failed" on deployment

Check your MetaMask is set to Fuji, not mainnet
Make sure you have enough test AVAX (you need at least 0.1 AVAX)

❌ "Invalid private key" error

Make sure there's no extra space in your .env file
The key should start with 0x or be the raw 64-character hex string

❌ "Cannot find module" errors

Run npm install again to make sure all packages are installed

❌ MetaMask not detecting Fuji

Double-check the Chain ID is 43113 (not 43114)
Try removing and re-adding the network in MetaMask

❌ Faucet says "already requested"

The faucet has a cooldown period (usually 24 hours per address)
Create a second MetaMask wallet address to get more test AVAX

10. Next Steps

You've deployed your first dApp on Fuji! Here's how to keep growing:

Verify your contract on Snowtrace so others can read the source code
Write tests using Hardhat (npx hardhat test) to catch bugs early
Learn more Solidity at solidity-by-example.org
Explore OpenZeppelin contracts for secure, reusable building blocks
Move to mainnet once you're confident — just change the network in hardhat.config.js

Useful Links

Resource	URL
Avalanche Builder Hub	https://build.avax.network/
Fuji Faucet	https://build.avax.network/console/primary-network/faucet
Fuji Block Explorer	testnet.snowtrace.io
Hardhat Docs	hardhat.org
OpenZeppelin Contracts	openzeppelin.com/contracts
Solidity Docs	docs.soliditylang.org

🏔️ Happy building on Fuji! The testnet is your sandbox — experiment freely, break things, and learn fast before going to mainnet.

AI Agents on Avalanche: The Future of Decentralized Intelligence

Abhishek Tripathi — Thu, 13 Feb 2025 19:52:03 +0000

Artificial Intelligence (AI) and blockchain are two of the most transformative technologies of our time. When combined, they unlock new possibilities, enabling automation, scalability, and fairness in decentralized applications. Avalanche, with its high-speed and scalable infrastructure, is becoming a hotspot for AI innovation, particularly through AI agents and dedicated AI Layer 1 (L1) solutions like Kite AI.

In this article, we’ll explore how AI agents are thriving on Avalanche, why Kite AI’s new L1 is a game-changer, and what this means for the broader AI-blockchain ecosystem.

🚀 AI Agents: Autonomous Decision-Makers on Avalanche

AI agents are autonomous entities capable of executing tasks, analyzing data, and making decisions without human intervention. These agents can power a wide range of applications, including finance, gaming, and data analytics.

🔹 Why Avalanche for AI Agents?

Avalanche provides the ideal environment for AI agents due to several key advantages:

Sub-Second Finality – AI agents require real-time decision-making capabilities, and Avalanche’s rapid transaction finality ensures seamless execution without bottlenecks.
High Throughput (4,500 TPS) – AI agents process vast amounts of data, and Avalanche’s superior transaction throughput prevents congestion, ensuring smooth operations.
EVM Compatibility – Developers familiar with Ethereum can easily build AI-powered dApps on Avalanche while benefiting from lower fees and faster transactions.
Custom Layer 1s (L1s) – Avalanche allows for the creation of AI-specific L1s, optimized for high-speed processing and collaborative AI learning.

🔹 Real-World AI Agent Applications

AI agents on Avalanche can transform various industries:

DeFi: AI-driven trading bots can execute transactions based on predictive analytics and market trends.
NFT Marketplaces: AI agents can dynamically adjust NFT prices based on demand, rarity, and artist popularity.
DAOs: AI-powered governance systems can analyze proposals and suggest optimal voting decisions for decentralized communities.

🚀 Kite AI: The First AI Layer 1 on Avalanche

Kite AI is taking Avalanche’s AI capabilities to the next level with the first foundational AI L1. This dedicated blockchain for AI development bridges the gap between AI innovation and decentralized infrastructure.

🔹 What is Kite AI?

Kite AI is a sovereign L1 designed specifically for AI, enabling fair collaboration and transparent coordination of AI tools. Unlike general-purpose blockchains, Kite AI is tailored for the unique demands of AI workloads.

🔹 The Challenges Kite AI Solves

Traditional blockchains face multiple challenges when integrating AI:

Slow processing speeds: Many blockchains struggle to handle real-time AI workloads.
Limited scalability: AI operations require vast computational resources, which most blockchains lack.
Unfair rewards: Many AI contributors (data providers, model builders, etc.) don’t receive fair incentives.
Centralized exploitation: Current AI development models are highly centralized, limiting accessibility.

Kite AI addresses these challenges with Proof of Attributed Intelligence (PoAI), a new consensus mechanism that fairly tracks and rewards AI contributions while ensuring decentralization and security.

🔹 Key Features of Kite AI

Proof of Attributed Intelligence (PoAI) – A transparent system that ensures AI contributors (data providers, model developers, and agents) receive fair rewards.
Decentralized Data Access Engine – Allows AI data to be securely shared with attribution and ownership control.
Composable AI Ecosystem with Custom Subnets – Provides specialized AI environments for model training, collaboration, and governance.
Decentralized AI Memory – Enables long-term AI knowledge retention with privacy protection and scalability.

🔹 Backing and Partnerships

Kite AI is supported by top-tier investors, including General Catalyst, Hashed, Hashkey, and Samsung Next. It also partners with Eigenlayer, Polygon, AWS, Stellar, Chainlink, and more, making it a significant player in the AI-blockchain space.

💰 Avalanche’s $15M AI Innovation Fund

Avalanche is making a strong push into AI, with the Avalanche Foundation committing $15M to support AI-driven blockchain projects. Kite AI’s integration into the InfraBuild AI Program highlights its importance in Avalanche’s AI strategy.

🌟 The Future of AI on Avalanche

With AI agents and purpose-built AI blockchains like Kite AI, Avalanche is positioning itself as a leader in AI-powered blockchain innovation. The ability to automate complex processes, enhance decision-making, and create fair AI economies makes this an exciting time for developers and institutions.

🚀 Get Involved

Kite AI’s incentivized testnet is launching soon, offering developers a hands-on opportunity to build and test AI solutions in a decentralized environment. If you're interested in AI’s future on blockchain, now is the time to explore and contribute.

💬 Join the Conversation

What do you think about AI agents on Avalanche? Could this be the next major evolution in blockchain? Let’s discuss in the comments below!

Avalanche Evergreen: The Future of Enterprise Blockchain

Abhishek Tripathi — Fri, 07 Feb 2025 19:16:13 +0000

Blockchain technology is changing the way big companies do business, and Avalanche Evergreen is at the forefront of this revolution. If you’ve ever wondered how major corporations are using blockchain to improve their operations, you’re in for a treat. Avalanche Evergreen isn’t just another blockchain—it’s a powerful tool that lets businesses create their own customized blockchain networks, perfectly tailored to their needs.

Let’s break it down and see why this is such a big deal.

What is Avalanche Evergreen?

Think of Avalanche Evergreen as a toolkit for building your own blockchain. Instead of forcing companies to adapt to a one-size-fits-all solution, Evergreen lets them design a blockchain that fits their specific requirements. Need special privacy features? No problem. Want a custom governance model? You got it. Evergreen makes it all possible.

And the best part? You don’t need to be a blockchain expert to use it. Avalanche has made the technology easy to use while keeping it secure and high-performing.

Real-World Use Cases

Let’s look at how companies are already using Avalanche Evergreen to make a real impact.

Deloitte’s Close As You Go (CAYG) Platform

Deloitte is using Evergreen to help state and local governments manage disaster reimbursement claims. What used to take months now takes just days, thanks to:

Automated processes that save thousands of work hours
Real-time tracking and reporting
A complete audit trail for compliance

Intain’s Asset Securitization Solution

Intain has transformed the way assets are managed using Evergreen. The results?

Processing time cut from weeks to minutes
Over 70% reduction in operational costs
Real-time visibility into asset performance
Better transparency for everyone involved

Major Financial Institutions

Several top global banks are using Evergreen for things like:

Faster cross-border payments
Trade finance optimization
Regulatory reporting and compliance

These companies aren’t just saving money—they’re changing the way their industries work.

What Makes Avalanche Evergreen Special?

Now, let’s get into the technical stuff (but don’t worry, we’ll keep it simple).

The Snow Consensus Protocol

Lightning-fast transactions (0.7 seconds to finality!)
Handles over 4,500 transactions per second
Secure and decentralized
Adapts to network conditions

EVM Compatibility

Works seamlessly with Ethereum tools
Customizable for specific business needs
Supports private transactions

Network Architecture

Subnets for isolated operations
Customizable validator sets
Cross-chain compatibility

These features aren’t just theoretical—they’re being used by real companies right now.

Why Are Companies Choosing Avalanche Evergreen?

Here’s why businesses are jumping on board:

Cost Savings

No need to build blockchain infrastructure from scratch
Lower transaction costs
Quicker time-to-market

Technical Benefits

High performance and scalability
Easy to integrate with existing systems
Future-proof technology

Compliance and Governance

Built-in tools for compliance
Custom governance models
Regular security audits

Ecosystem Support

Large developer community
Extensive documentation and resources
Strong partner network

What’s Next for Avalanche Evergreen?

The future looks bright for Avalanche Evergreen. Here’s what’s coming:

Better privacy features
Improved cross-chain capabilities
Enhanced developer tools
Advanced analytics and monitoring

Get Involved

Avalanche Evergreen is more than just a blockchain—it’s a game-changer for businesses. Whether you’re a developer, a business leader, or just curious about blockchain, now’s the time to explore what Evergreen can do.

Want to learn more? Check out these resources:

📚 Documentation
💻 GitHub Repository

The future of enterprise blockchain is here. Don’t get left behind!

Launching Your Own L1: A No-Code Guide to Building on Avalanche

Abhishek Tripathi — Mon, 03 Feb 2025 21:02:36 +0000

Hey there! Ever thought about launching your own blockchain but got scared by all the technical stuff? Well, I've got some great news for you. Thanks to Avalanche's recent updates, you can now create your own Layer 1 blockchain without writing a single line of code. Pretty cool, right?

What's Changed?

Avalanche recently rolled out some massive improvements that make building your own blockchain way easier and cheaper. They've cut the costs by 99.9% (yes, you read that right!) and made the whole process much simpler. Think of it like going from having to build a car from scratch to just customizing one through a website.

The Easy Way: Using AvaCloud

AvaCloud is like the WordPress of blockchain - it lets you build your own chain through a simple interface. Here's how it works:

First, head over to AvaCloud and create an account
Click on "Deploy New L1 Blockchain"
You'll see a bunch of options to customize your blockchain:
- How fast you want transactions to process
- How much transactions should cost
- Who can validate transactions
- Your blockchain's own token system

It's really that straightforward. Some big companies are already using this - like SK Planet (a huge tech company from Korea) and even game studios. If they trust it, you know it's legit!

Making Your Blockchain Useful with Thirdweb

Once your blockchain is up and running, you'll probably want to add some features. This is where Thirdweb comes in. Think of it as your blockchain's app store. You can add:

NFT collections (like digital collectibles)
Your own cryptocurrency
A marketplace where people can trade stuff
A system for community voting (called a DAO)

The best part? You can set all this up through a simple dashboard - no coding needed!

A Real Example: Gaming

Let's say you're making a game. Here's how you could use all this:

Set up your game's blockchain using AvaCloud
Create in-game currency and items as NFTs through Thirdweb
Let players vote on new features through a DAO
Keep track of all in-game transactions on your blockchain

Other Easy Options

There are a couple other tools worth mentioning:

GoGoPool: Another easy way to launch your blockchain
BENQI Ignite: Makes it cheaper to run your blockchain

Why This Matters

Think about it - a few years ago, only big companies with teams of developers could create their own blockchain. Now, anyone with an idea can do it. It's like how website builders made it possible for everyone to create websites without knowing HTML.

Getting Started

Ready to build your own blockchain? Here's what I'd recommend:

Start with AvaCloud - it's the easiest entry point
Play around with the settings in a test environment first
Once your blockchain is running, use Thirdweb to add features
Start small and add more features as you grow

Remember, you don't need to be a tech genius to make this work. These tools were specifically designed for people who don't know how to code but have great ideas they want to bring to life.

The best part about all this? You can get started today. No waiting for developers, no huge budgets needed - just your ideas and these tools.

Have questions? The Avalanche community is super helpful, and both AvaCloud and Thirdweb have great documentation to help you along the way.

So, what are you waiting for? Your blockchain journey starts here! 🚀

Understanding Conditional Gating in Group Chat

Abhishek Tripathi — Sat, 09 Mar 2024 17:55:59 +0000

Introduction

Managing who has access to group chats and making sure that conversations remain private and secure are essential in today's online communities. A strong method for managing who may join a group and transmit messages inside it is conditional gating. This technical overview explores the components, features, and real-world applications of conditional gating.

What is Conditional Gating?

A particular method for defining policies for group membership and message rights based on specific conditions is conditional gating. These requirements could be being the owner of tokens, having non-fungible tokens (NFTs), taking part in particular events, or fulfilling other established criteria. It makes it possible to build dynamic communities with customized access restrictions.

Components of Conditional Gating

Rules Object: The basic element of conditional gating is the rule object. It has restrictions and requirements that set the group members' rights. Every permission in the rules object specifies a certain capability, like chat or entry.
Permissions: The rights connected to group membership or messaging are defined by permissions. These consist of chat permission, which manages messaging inside the group, and being accepted permission, which regulates entering the group.
Conditions: The requirements that must be met in order for a permit to be granted are known as conditions. They are made up of one or more criteria objects that specify certain needs, including possessing a token, taking part in events, or reaching particular standards.
Criteria: Criteria specify the particular requirements that must be fulfilled in order for permission to be granted. They can define criteria like token ownership, contract addresses, comparison operators, and data values. They cover a variety of access control methods, including PUSH and GUILD kinds.

Practical Examples

Token Gated Group
Problem Statement: Create a group accessible only to users who hold a certain number of tokens.
Solution: Define criteria requiring users to hold a specified amount of tokens on Ethereum or Polygon networks. Use the rules object to enforce these conditions for entry into the group.

// Token Gated Group Criteria
const ethereumCriteria = {
  type: "PUSH",
  category: "ERC20",
  subcategory: "holder",
  data: {
    contract: "eip155:1:0xf418588522d5dd018b425E472991E52EBBeEEEEE", // $PUSH address on Ethereum
    comparison: ">=",
    amount: 1,
    decimals: 18,
  },
};

const polygonCriteria = {
  type: "PUSH",
  category: "ERC20",
  subcategory: "holder",
  data: {
    contract: "eip155:137:0x58001cC1A9E17A20935079aB40B1B8f4Fc19EFd1", // $PUSH address on Polygon
    comparison: ">=",
    amount: 1,
    decimals: 18,
  },
};

// Decider object - 'any' since either condition should allow access
const tokenGatingDecider = {
  any: [ethereumCriteria, polygonCriteria],
};

// Rules object
const tokenGatingRules = {
  entry: {
    conditions: tokenGatingDecider,
  },
};

Multi-Chain Conditions
Problem Statement: Allow users to join a group if they meet specific criteria on multiple blockchain networks.

Solution: Define conditions for each blockchain network, specifying token ownership requirements. Use the any decider to allow entry if the user meets the criteria on any supported network.

// Multi-Chain Conditions
// Define conditions for Ethereum and Polygon networks

// Ethereum criteria
const ethereumCriteria = {
  type: "PUSH",
  category: "ERC20",
  subcategory: "holder",
  data: {
    contract: "eip155:1:0xf418588522d5dd018b425E472991E52EBBeEEEEE", // $PUSH address on Ethereum
    comparison: ">=",
    amount: 1,
    decimals: 18,
  },
};

// Polygon criteria
const polygonCriteria = {
  type: "PUSH",
  category: "ERC20",
  subcategory: "holder",
  data: {
    contract: "eip155:137:0x58001cC1A9E17A20935079aB40B1B8f4Fc19EFd1", // $PUSH address on Polygon
    comparison: ">=",
    amount: 1,
    decimals: 18,
  },
};

// Decider object - 'any' since either condition should allow access
const multiChainDecider = {
  any: [ethereumCriteria, polygonCriteria],
};

// Rules object
const multiChainRules = {
  entry: {
    conditions: multiChainDecider,
  },
};

Non-Web3 Conditionns
Problem Statement: Grant access to a group based on actions taken outside of the blockchain ecosystem, such as following a social media account.

Solution: Utilize criteria that check for specific actions, such as following a Twitter account. Integrate these criteria into the rules object to enable conditional gating based on non-web3 activities.

// Non-Web3 Conditions
// Define criteria for following a Twitter account

const twitterCriteria = {
  type: "GUILD",
  category: "TWITTER",
  subcategory: "FOLLOW",
  data: {
    username: "@pushprotocol",
  },
};

// Rules object
const nonWeb3Rules = {
  entry: {
    conditions: {
      any: [twitterCriteria],
    },
  },
};

Conclusion

Using conditional gating to manage access limits in group conversations is a flexible and reliable solution. Community managers may design dynamic settings that are customized to meet their unique needs by utilizing rules, permissions, conditions, and requirements. With conditional gating, you may create safe and welcoming online communities using token gating, multi-chain restrictions, and non-web3 criteria.

Future of Messaging with Push Chat

Abhishek Tripathi — Tue, 27 Feb 2024 14:10:30 +0000

The development of Web3 messaging, led by the ground-breaking protocol known as Push Chat, is an innovation in the constantly evolving digital world where online communication is essential. This isn't just another messaging app. This creative approach uses blockchain technology to provide seamless, private, and safe communications experiences. Let's explore what makes Push Chat unique and maybe transformative for the advancement of digital communication.

What is Push Chat?

Push Chat is a Web3 messaging protocol that enables direct communication between wallet addresses. Imagine being able to communicate with someone without requiring their phone number, email address, or any other personal information by simply utilizing their digital wallet address. That's Push Chat for you—a privacy-focused solution that's built for the blockchain era.

The Magic Behind Push Chat: Blockchain and IPFS

Push Chat uses the InterPlanetary File System (IPFS) and blockchain technologies to ensure decentralized and secure messaging. To ensure that only the intended parties can view the conversation, every chat message is encrypted and saved on IPFS. There is nowhere that conventional texting services may match in terms of security and privacy.

Why Push Chat Stands Out

Privacy First: No need to share personal information. All you need is a wallet address.
Secure and Decentralized: Messages are encrypted and stored on IPFS, away from prying eyes.
Built-in Notifications: Just like your favorite messaging apps, but without the compromise on privacy.
Community-Driven: Push Chat aims for a future where the network is run by the community, ensuring decentralization.
Interoperable: Communicate across different blockchain networks, making it versatile and inclusive.

Spam Prevention

Spam is treated seriously by Push Chat. Users can control who can message them via a chat request system and opt-in alerts. By blocking spam, this system makes sure that only messages that you wish to receive reach you.

The Chat Request System

When someone messages you for the first time, it will show up in your request box rather than your inbox. Either accept and engage in conversation, or choose to ignore it. It's an easy yet efficient method of blocking unwanted texts.

Sending Messages: Seamless and Secure

Messaging works efficiently no matter whether the receiver has verified their identity on the protocol. If not, communications start out in plain text but are later encrypted after setup. It all comes from keeping user experience and security in check.

Encryption

Push Chat encrypts messages using AES and PGP techniques. Your talks are private and secure because encryption keys are generated and safely kept the first time you use the protocol.

Push Chat SDK

Push Chat provides an SDK for developers that want to include messaging in their dApps. With these tools, you can have community conversations and customer assistance without ever leaving the blockchain environment.

Understanding Push Spaces for Token-Gated Communities

Abhishek Tripathi — Wed, 21 Feb 2024 12:38:30 +0000

Introduction

Token-gating leverages blockchain technology to restrict access to certain digital spaces or content based on the ownership of specific tokens. It involves setting up a digital verification process where access rights are granted to users holding the correct tokens in their blockchain wallets. This approach enables creators and communities to offer exclusive content, experiences, or privileges to token holders, fostering a sense of exclusivity and value. Token-gating can be implemented across various platforms and is particularly popular in the realms of NFTs, decentralized applications (dApps), and private online communities.

Push Protocol

Push Protocol facilitates decentralized communication across the web3 ecosystem. It's designed to enable real-time, scalable notifications and messaging for dApps, wallets, and services, without relying on traditional centralized infrastructures. This protocol supports various communication types, including notifications, chat, and data streams, allowing for a seamless and integrated user experience in decentralized applications. By leveraging blockchain technology, Push Protocol ensures that communications are secure, verifiable, and permissionless, fostering a more interconnected and efficient web3 environment.

Push Spaces

Push Spaces are a feature within the Push Protocol ecosystem, designed to enable the creation of token-gated communities. By leveraging blockchain technology, Push Spaces verify the ownership of tokens to grant access to exclusive content or spaces. This mechanism ensures that only token holders can participate in or access certain community features, fostering a secure and exclusive environment. The integration with blockchain allows for a transparent and decentralized method of access control, aligning with the principles of web3 and decentralized communities.

Implementation

Creating a Push Space involves integrating smart contracts that recognize token standards like ERC-20 (for fungible tokens) or ERC-721 (for non-fungible tokens, NFTs) with your platform.
For example:

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IERC20 {
    function balanceOf(address account) external view returns (uint256);
}

interface IERC721 {
    function ownerOf(uint256 tokenId) external view returns (address);
}

contract TokenOwnershipVerifier {
    // Verify ownership of ERC-20 tokens
    function verifyERC20Ownership(address _tokenAddress, address _owner, uint256 _minimumAmount) external view returns (bool) {
        uint256 balance = IERC20(_tokenAddress).balanceOf(_owner);
        return balance >= _minimumAmount;
    }

    // Verify ownership of an ERC-721 token
    function verifyERC721Ownership(address _tokenAddress, address _owner, uint256 _tokenId) external view returns (bool) {
        address owner = IERC721(_tokenAddress).ownerOf(_tokenId);
        return owner == _owner;
    }
}

This contract provides two functions: one for verifying the ownership of ERC-20 tokens (by checking if the owner's balance is above a certain threshold) and another for verifying the ownership of an ERC-721 token (by checking if the owner owns a specific token ID).

Benefits of Token-Gated Communities

Token-gated communities, particularly through Push Spaces, offer several advantages:

Enhanced Privacy: They ensure that interactions and data exchange within the community remain private, accessible only to token holders.
Exclusive Access: Members get exclusive access to content, events, or discussions, adding value to token ownership.
Ownership and Community: Holding tokens fosters a sense of investment and belonging among members, enhancing community engagement.
Security: Leveraging blockchain for access control adds a layer of security, minimizing unauthorized access risks.
Incentivization: Tokens can be used to reward community engagement, further encouraging active participation.

These benefits collectively enhance the user experience, creating a more engaged and committed community.

Use Cases

Push Spaces can be utilized across various industries:

Exclusive Content Platforms: For creators offering premium content to token holders, enhancing monetization and engagement.
Private Forums: Enabling secure, token-gated discussions for niche communities or professional networks.
Special Event Access: Offering exclusive entry to virtual or physical events, ensuring attendees hold specific tokens.

These use cases demonstrate how Push Spaces can create unique, value-driven experiences for different audiences, leveraging token ownership for access and engagement.

Challenges and Solutions

Implementing token-gated communities faces challenges like scalability, affecting how quickly and efficiently the system can manage growing numbers of users and transactions. User experience is also a concern, as the process of verifying token ownership must be seamless to prevent frustration. Push Protocol addresses scalability by leveraging blockchain technology optimized for speed and efficiency. For user experience, it integrates with popular web3 wallets for easy authentication and utilizes smart contracts to automate and secure access verification, ensuring a smooth, user-friendly process.

Future of Token-Gated Communities

The future of token-gated communities is likely to see more sophisticated integration of blockchain technologies, enhancing privacy, security, and user engagement. Push Protocol, by facilitating decentralized communication, will play a crucial role in enabling seamless, secure interactions within these communities. Advancements may include better scalability solutions, enhanced user interfaces, and more interactive community features, further blurring the lines between virtual and physical community experiences. The evolution of token standards and blockchain technology will also contribute to more dynamic and accessible token-gated ecosystems.

Push Notifications in Web3: Simplifying Communication in a Complex World

Abhishek Tripathi — Wed, 10 Jan 2024 16:50:01 +0000

Introduction

Imagine you're waiting for an important message, but instead of your phone, it's about your digital assets or a decentralized application (dApp) you're using. That's where Push Notifications in Web3 come into play!

What is Push Protocol?

Push Protocol is a cool tool that helps people talk to each other in this new Web3 world. It's like getting text messages about things happening in blockchain, just like you get notifications from apps on your phone.

Using Push Protocol

Push Protocol is easy to use, whether you're making an app or just want to stay updated on blockchain stuff. It's user-friendly and doesn't need you to be a tech expert.

What are Push Notifications in Web3?

The "Real-Time Notifications" feature of the Push Protocol is pivotal in the Web3 ecosystem. It enables users to receive instantaneous updates about blockchain activities. This is particularly beneficial for those involved in cryptocurrency transactions or smart contract interactions, where timely information is crucial. By providing these updates in real time, Push Protocol enhances user engagement and situational awareness, ensuring that users are always informed of events as they happen. This feature marks a significant improvement in how users interact with blockchain technologies, bridging the gap between on-chain activities and off-chain notifications.

Gasless Notifications

The "Gasless Notifications" feature of Push Protocol is a significant innovation in the blockchain space. It allows users to receive notifications without incurring the typical transaction fees (known as 'gas' in blockchain terminology). This feature is particularly beneficial as it reduces the cost of staying updated with blockchain activities. By eliminating gas fees for notifications, Push Protocol makes blockchain interactions more accessible and cost-effective, especially for users who engage frequently with these technologies.

Why These Notifications Matter

Staying up-to-date is super important in the world of digital currencies and blockchain. With Push Protocol, you get all the news you need without having to check different apps or websites all the time.

Multi-Chain Support

The Multi-Chain Support feature of Push Protocol is a critical component that enhances its adaptability and appeal across the blockchain ecosystem. This feature allows the protocol to operate across different blockchain networks, thus not limiting users to a single blockchain. Such support ensures broader accessibility and usability, catering to a diverse range of users and blockchain applications. It highlights Push Protocol's commitment to inclusivity and interoperability within the ever-expanding blockchain universe.

Safety and Privacy with Decentralization

User-Centric Data Privacy in Push Protocol emphasizes protecting personal information and maintaining privacy for users in the blockchain space. This approach ensures that user data is handled securely and responsibly, respecting privacy concerns that are paramount in digital transactions and interactions. This feature reflects Push Protocol's commitment to building trust and reliability in its services, particularly important in decentralized environments where data security is crucial.

Real-Life Examples

The Push Protocol can significantly impact various real-life scenarios:

For Cryptocurrency Traders: Imagine a trader who receives instant updates on price fluctuations or trade execution confirmations. Push Protocol's real-time notifications can be crucial for them to make timely, informed decisions in the fast-paced crypto market.
In Gaming: Consider blockchain gamers who get alerts about new challenges or rewards in a game. This feature enhances the gaming experience by keeping players engaged and informed about game developments, fostering a more interactive gaming community.

These examples illustrate how Push Protocol's features can be applied in everyday scenarios, enhancing user experience in diverse blockchain applications.

Conclusion

Push Notifications in Web3 are making the complex world of blockchain more user-friendly. They keep you in the loop, ensure your privacy, and simplify your digital interactions. As Web3 continues to grow, these notifications will become a key tool in navigating this exciting digital landscape.

Setting Up Your Own Goerli Node: A Step-By-Step Guide

Abhishek Tripathi — Fri, 06 Oct 2023 08:31:00 +0000

Introduction

Goerli is one of Ethereum’s public testnets, designed to assists developers for testing their decentralized applications(dApps). A Goerli Node is a crucial component of this testnet as it maintains the network, process the transactions, and verify the correctness of smart contracts, all within a test environment.

Building you own Goerli Node will allow you to test and development of Ethereum based applications without using the real Ether.

Here, by following the steps you can setup you Goerli Node from scratch.

Requirements

Before, getting started make sure you have the following commands installed on your system and you have to reserve 300 GB of free disk space for you Goerli node.

Wget
Jq
Docker
To install these packages, execute the following commands in terminal:

sudo apt update -y
sudo apt install -y wget jq docker.io
sudo usermod -aG docker $USER
newgrp docker && newgrp $USER

Additionally, you’ll also need an Ethereum address on the Goerli network to serve as the fee recipient during the setup.
For that you have to just create a metamask wallet and change its network from Ethereum mainnet to Goerli test network.

Initialisation

Start by creating a directory for your Goerli node:

mkdir -p ~/goerli-node/docker-volumes/{geth,prysm}

Now move to the goerli-node directory:

cd ~/goerli-node/

Create a file in the directory as docker-compose.yml:

nano docker-compose.yml

Open the docker-compose.yml file and write the following code and save it:

services:
  geth:
    image: ethereum/client-go:stable
    container_name: goerli-execution
    command: >
      --http
      --http.vhosts=*
      --http.rpcprefix=/
      --http.corsdomain=*
      --http.addr=0.0.0.0
      --http.api=eth,net,engine,admin
      --goerli
volumes:
      - ./docker-volumes/geth:/root/.ethereum
    ports:
      - "${L1_RPC_PORT}:8545"
      - "30303:30303/udp"


  prysm:
    image: gcr.io/prysmaticlabs/prysm/beacon-chain:stable
    container_name: goerli-consensus
    command: >
      sh -c "sleep 30 && exec --prater --datadir=/data --jwt-secret=/geth/goerli/geth/jwtsecret --rpc-host=0.0.0.0 --grpc-gateway-host=0.0.0.0 --monitoring-host=0.0.0.0 --execution-endpoint=/geth/goerli/geth.ipc --accept-terms-of-use --suggested-fee-recipient=${L1_SUGGESTED_FEE_RECIPIENT_ADDR} --checkpoint-sync-url=${L1_CHECKPOINT_URL}"
    volumes:
      - ./docker-volumes/prysm:/data
      - ./docker-volumes/geth:/geth
    ports:
      - "3500:3500"
      - "4000:4000"
      - "12000:12000/udp"
      - "13000:13000"

Create and open a .env file:

nano.env

Write the following code in the .env file and save it:

L1_RPC_PORT=8845
L1_SUGGESTED_FEE_RECIPIENT_ADDR=”0xYOUR_GOERLI_ADDRESS”
L1_CHECKPOINT_URL=https://goerli.checkpoint-sync.ethpandaops.io

//Make sure you change ”0xYOUR_GOERLI_ADDRESS”
 with your actual Goerli Address//

Deployment

Now, its time to deploy your Goerli node.
Start the Docker services by using the following command:

docker-compose up -d

Now, monitor the synchronization progress by checking thelogs of prysm and geth services.

To check prysm logs:

docker-compose logs -f prysm

Just wait for the initial sync to complete you will see the log messages indicating the progress similar to this:

#goerli-consensus  | time="2023-06-19 09:39:44" level=info msg="Synced up to slot 5888296" prefix=initial-sync

To check geth logs:

docker-compose logs -f geth

In this process it will take couple of hours to display the log messages indicating the progress. On completion you will see the log message similar to the following:

#goerli-execution  | INFO [06-19|09:43:24.954] Syncing beacon headers                   downloaded=25600 left=9,177,918 eta=1h5m31.860s
#goerli-execution  | INFO [06-19|10:09:19.488] Syncing: state download in progress      synced=0.30% state=331.34MiB accounts=81053@20.52MiB slots=1,112,986@239.47MiB codes=11681@71.34MiB >

Validation

When both the services show the sync completion and new blocks are being updated, you can validate your setup by making an RPC call. For instance, to get the current block number run the following code:

printf "%d\n" $(curl -s -X POST --header "Content-Type: application/json"  --data '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":83}' http://localhost:8845 | jq -r .result)

If everything is setup correctly, you should see the current block number displayed.

Great Job! You have successfully set up your own full Goerli node. Now you can explore, experiment, and contribute to the Goerli Testnet and the Ethereum ecosystem without using the real Ether.

Decoding DeFi: A Friendly Stroll through Blockchain's Newest Neighborhood

Abhishek Tripathi — Fri, 30 Jun 2023 14:43:37 +0000

Hello folks! Today, we're diving into a thrilling and booming area of blockchain technology: decentralized finance, also known as DeFi. But don't worry, we'll keep things super friendly and jargon-free! So, whether you're a tech whizz or just stepping into the crypto-sphere, I promise there's something for everyone here.

What is DeFi Anyway?

Imagine this: you're in a virtual town, and instead of a traditional bank in the center, there's a community chest that everyone uses. People can lend or borrow from it, earn interest, and even trade with each other, all without the need for a bank manager or complex paperwork. This is a simple picture of what DeFi is all about.

In other words, DeFi is like playing a game of Monopoly where everyone has equal access to the bank's functions. Isn't that fun?

So, How Does DeFi Work?

DeFi works on the blockchain, a magical sort of digital ledger that everyone can see and that no one person controls. It's like a huge, shared Google Sheet, but way more secure. Every transaction is recorded on the blockchain, making it super transparent and tough to tamper with.

DeFi uses smart contracts, which are like tiny robots living in the blockchain. These smart contracts are programmed to handle financial transactions. They act like the rulebook in our Monopoly game, automatically making sure everything runs smoothly and fairly.

Why is DeFi Gaining Popularity?

Accessibility: DeFi opens up financial services to anyone with an internet connection. No matter who you are, where you're from, or how much money you have, you can take part.

Transparency: With DeFi, everything is out in the open. You can see exactly what's happening with your money at all times.

Control: You have full control over your money in DeFi. No more middlemen telling you what you can and can't do with your hard-earned cash.

Earn potential: DeFi lets you earn interest on your crypto coins, sometimes at rates much higher than traditional banks can offer.

DeFi: Not Just a Trend, But a Revolution

Just like the internet changed the way we communicate, DeFi is transforming how we handle money. While it's still young and has a few wrinkles to iron out (like dealing with scams and improving user friendliness), the future of DeFi looks bright and exciting.

So there we have it, a friendly introduction to DeFi in the blockchain world. As always, remember to do your own research and only invest what you can afford to lose. Blockchain is a bustling, fast-moving city, but with a bit of patience and caution, anyone can find their place in it.

Happy exploring, friends! Until next time, stay curious and keep learning!

Exploring Web3.js

Abhishek Tripathi — Thu, 08 Jun 2023 07:14:21 +0000

Introduction

In the world of blockchain technology, Web3.js stands out as a powerful tool that simplifies the process of building decentralized applications (Dapps). Whether you're a developer or someone curious about blockchain, this article will guide you through the basics of Web3.js in user-friendly terms, highlighting its features, benefits, and how it can empower you to create innovative applications on the blockchain.

Understanding Web3.js

Web3.js is a JavaScript library that acts as a bridge between traditional web applications and the blockchain. It allows developers to interact with blockchain networks, such as Ethereum, and build decentralized applications that are secure, transparent, and free from the control of intermediaries.

Simplifying Blockchain Interactions

With Web3.js, developers can seamlessly communicate with the blockchain network without getting lost in complex protocols. It provides a simple and intuitive API (Application Programming Interface) that abstracts away the intricate details, enabling developers to focus on building their applications rather than worrying about low-level blockchain operations.

Features of Web3.js

Blockchain Connectivity: Web3.js facilitates connections with various blockchain networks, enabling developers to read and write data, deploy smart contracts, and interact with decentralized applications.
Smart Contract Interactions: Web3.js simplifies the process of interacting with smart contracts. Smart contracts are self-executing contracts with predefined rules encoded on the blockchain. With Web3.js, developers can easily call functions, send transactions, and retrieve data from smart contracts.
Account Management: Web3.js allows users to manage their blockchain accounts securely. It supports key management, transaction signing, and integration with popular wallet providers, making it easy to handle account-related operations.
Event Listening: Web3.js enables developers to listen to and respond to specific events happening on the blockchain. This feature is particularly useful for building real-time applications or creating triggers based on specific conditions.

Benefits

Cross-Platform Compatibility: Web3.js is compatible with various platforms, including web browsers and Node.js. This versatility allows developers to use a consistent codebase for different environments, simplifying the development process.
Rapid Development: By abstracting away the complexities of blockchain interactions, Web3.js accelerates the development cycle. Developers can focus on the core functionality of their applications while relying on Web3.js for seamless blockchain integration.
Community and Ecosystem: Web3.js is backed by a vibrant and active community, providing extensive documentation, tutorials, and support. This community-driven ecosystem empowers developers to find solutions, collaborate, and stay updated with the latest developments in blockchain technology.

Conclusion

Web3.js offers designers and non-specialized fans the same huge chances to partake in blockchain upheaval. It is open to everybody keen on creating decentralized applications on account of its easy-to-understand configuration, smoothed-out Programming interface, and strong usefulness. You might release your creative mind, foster unique thoughts, and add to the biological system of blockchain-fueled applications by utilizing Web3.js. So why not jump into the domain of Web3.js and find how it can meaningfully have an impact on how we cooperate with the computerized world?Web3.js offers engineers and non-specialized fans the same huge chances to participate in the blockchain transformation. It is available to everybody keen on creating decentralized applications on account of its easy-to-understand configuration, smoothed-out Programming interface, and hearty usefulness.

Introduction to Tailwind CSS

Abhishek Tripathi — Thu, 08 Jun 2023 06:37:31 +0000

Introduction

Have you ever heard of Tailwind CSS and wondered what it is? Or maybe you're looking for a CSS framework that offers a different approach to styling your website. Either way, you're in the right place! We're going to talk about Tailwind CSS in simple, everyday language.

What is Tailwind CSS?

Tailwind CSS is a utility-first CSS framework. Think of it as a kit of building blocks that you use to design your website. Unlike traditional CSS frameworks, Tailwind CSS doesn't provide you with pre-designed components like buttons or cards. Instead, it offers you low-level utility classes, which are small, reusable styles. You can use these classes to build any design directly in your HTML.

Why would I use Tailwind CSS?

The magic of Tailwind CSS is in its flexibility. Because it's utility-first, you aren't limited by a set of pre-made components. You can build virtually any design without ever leaving your HTML. This makes it super fast and easy to create unique, custom designs.

It's also designed with responsive design in mind. This means your website will look great on devices of all sizes, from smartphones to desktop monitors.

Getting Started with Tailwind CSS

Installation
You can install Tailwind CSS via npm or yarn. Here's how you can install it using npm:

npm install tailwindcss

Once installed, you can create your Tailwind config file (tailwind.config.js) using the Tailwind CLI utility included when you install the tailwindcss npm package:

npx tailwindcss init

This command will create a minimal tailwind.config.js file at the root of your project.

Configuration
In your tailwind.config.js file, you can customize your design system — colors, fonts, breakpoints, and more.

module.Exports = {
  theme: {
    extend: {},
  },
  variants: {},
  plugins: [],
}

Usage
To apply Tailwind’s utility classes to your HTML, simply add them to your class attribute:

<div class="text-center text-blue-500 bg-red-200 p-4">Hello, Tailwind CSS!</div>

Is Tailwind CSS a good fit for my project?

Tailwind CSS is a powerful tool, but it isn't always the best fit for every project. It shines when you need complete control over your design or when you want to create custom styles without writing lots of CSS. It's also great if you prefer working in your HTML rather than switching back and forth between HTML and CSS.

However, if you prefer using pre-made components or if you're not comfortable with the idea of adding lots of classes to your HTML, another CSS framework might be a better fit.

In conclusion, Tailwind CSS is a modern, utility-first CSS framework that offers a unique approach to styling websites. It provides flexibility and control, making it a great tool for developers who want to create custom, responsive designs.