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10 Cool CodePen Demos (July 2026)
alvaromontoro profile

10 Cool CodePen Demos (July 2026)

#showdev #html #css #javascript
6
Comments
2 min read
Control your phone from your laptop — offline & private
rohit_patil_eade9541d8e9b profile

Control your phone from your laptop — offline & private

#showdev #android #privacy #tools
Comments
2 min read
How I verified that an image resizer processes files locally
roshandxt profile

How I verified that an image resizer processes files locally

#showdev #webdev #javascript #privacy
2
Comments
3 min read
I built 38 free browser-only tools that never upload your files
pablo_fede_20 profile

I built 38 free browser-only tools that never upload your files

#showdev #webdev #javascript #privacy
2
Comments
2 min read
Fast & Lightweight Online CRC Calculator
ejej_eheh_6daa398df49b25f profile

Fast & Lightweight Online CRC Calculator

#showdev #webdev #c #cpp
Comments
1 min read
How I Built a Sourdough Hydration Calculator with Next.js 14 (Free Tool)
yx-studio profile
Tim

How I Built a Sourdough Hydration Calculator with Next.js 14 (Free Tool)

#showdev #nextjs #typescript #webdev
Comments
3 min read
Portable Agent Governance at Solo-Developer Scale: A Four-Domain Case Study
sovereign34 profile
Lionel

Portable Agent Governance at Solo-Developer Scale: A Four-Domain Case Study

#showdev #ai #agenticai #llm
1
Comments
8 min read
"I built a Python compiler that runs in browser using WebAssembly"
shrirang_8770f57b6607952a profile

"I built a Python compiler that runs in browser using WebAssembly"

#showdev #python #webdev #javascript
1
Comments 4
1 min read
I built Loop – a social media platform with Co-Loops, Circles & Rewards. Looking for testers & feedback
jammyvibez profile

I built Loop – a social media platform with Co-Loops, Circles & Rewards. Looking for testers & feedback

#showdev #webdev #javascript #nextjs
Comments
1 min read
Temporize, Promise-aware debounce and throttle for TypeScript
nyvexis1 profile

Temporize, Promise-aware debounce and throttle for TypeScript

#showdev #typescript #javascript #webdev
1
Comments
1 min read
I Built a Free Developer Toolkit Where Your Data Stays in Your Browser
henry_d79a40e39549b455549 profile

I Built a Free Developer Toolkit Where Your Data Stays in Your Browser

#showdev #webdev #javascript #productivity
1
Comments 1
3 min read
Commitea now has challenges verified against your real GitHub
davidbc01 profile
David

Commitea now has challenges verified against your real GitHub

#showdev #git #github #opensource
2
Comments
3 min read
Forget The Build Step: A Browser-Native Editor For JSX + CSS
morganney profile

Forget The Build Step: A Browser-Native Editor For JSX + CSS

#showdev #javascript #webdev #react
1
Comments
3 min read
New Here & Building FreeLanceOS
judith_jackson_fa18d05d0c profile

New Here & Building FreeLanceOS

#showdev #buildinpublic #freelance #startup
1
Comments 1
1 min read
Building an LSM-Tree So I Could Kill It
joshuabvarghese profile

Building an LSM-Tree So I Could Kill It

#showdev #database #java #distributedsystems
Comments
6 min read
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