DEV Community

DEV Challenges

This is the official tag for submissions and announcements related to DEV Challenges.

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
I Built a Knowledge Evaluator That Uses Notion to Judge What's Worth Remembering

Notion MCP Challenge Submission 🧠

I Built a Knowledge Evaluator That Uses Notion to Judge What's Worth Remembering

27
Comments 19
4 min read
STREET FIX: Community Resource Sharing App for Informal Settlements

DEV Weekend Challenge: Community

STREET FIX: Community Resource Sharing App for Informal Settlements

6
Comments
2 min read
💳 Détection de Fraude Bancaire & IA

Notion MCP Challenge Submission 🧠

💳 Détection de Fraude Bancaire & IA

3
Comments
2 min read
I Built an Agent Whose Only Job Is to Document Everything in Notion (So My Brain Does Not Have To)

Notion MCP Challenge Submission 🧠

I Built an Agent Whose Only Job Is to Document Everything in Notion (So My Brain Does Not Have To)

3
Comments
4 min read
Amanzi - Know Your Water

DEV Weekend Challenge: Community

Amanzi - Know Your Water

Comments
4 min read
I Built a Tamper-Proof Security Blockchain Inside Notion

Notion MCP Challenge Submission 🧠

I Built a Tamper-Proof Security Blockchain Inside Notion

1
Comments
8 min read
Onchocerciasis Surveillance Dashboard with Notion AI - Public Health Data Project

Notion MCP Challenge Submission 🧠

Onchocerciasis Surveillance Dashboard with Notion AI - Public Health Data Project

2
Comments
1 min read
The Enablers Who Helped Me Code Forward

WeCoded 2026: Echoes of Experience 💜

The Enablers Who Helped Me Code Forward

43
Comments 18
4 min read
Gender Fluid

WeCoded 2026: Frontend Art 💜

Gender Fluid

16
Comments 2
1 min read
Notion Decision Intelligence Engine — An AI That Audits Your Past Decisions

Notion MCP Challenge Submission 🧠

Notion Decision Intelligence Engine — An AI That Audits Your Past Decisions

3
Comments
5 min read
Arlo - I Built an AI Companion That Gives Blind Users the Same 3-Second Superpower Sighted People Have

Notion MCP Challenge Submission 🧠

Arlo - I Built an AI Companion That Gives Blind Users the Same 3-Second Superpower Sighted People Have

12
Comments 4
4 min read
My AI Caught a £3,200 Scope Creep at 3am While I Was Asleep—Here's the Notion MCP System I Built

Notion MCP Challenge Submission 🧠

My AI Caught a £3,200 Scope Creep at 3am While I Was Asleep—Here's the Notion MCP System I Built

4
Comments 2
11 min read
When nothing seems to stick

WeCoded 2026: Echoes of Experience 💜

When nothing seems to stick

8
Comments 4
2 min read
Freelance OS Copilot: A Notion MCP-Powered Operations System for Freelancers

Notion MCP Challenge Submission 🧠

Freelance OS Copilot: A Notion MCP-Powered Operations System for Freelancers

4
Comments 1
2 min read
Hindsight caught repeated AST traversal bugs

Hindsight caught repeated AST traversal bugs

Comments
5 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.