We audited 14 side-project launches. Zero critical bugs, same quiet flaws.
Originally published on the Prufa blog . Five days ago we audited 49 Show HN launches and found that 78% had a critical bug on day one. This week we p…
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Don't fork the code — fork the design: introducing DeepFork
When I want to learn from a library I admire, my instinct is to read the code. But reading code and understanding a design are two different problems.…
Status updates that write themselves from your git activity
I've typed the same status update hundreds of times. "Worked on the auth refactor, still going on it, no blockers." Then I'd open the PR I'd literally…
How I Built an iPhone App and Published It on the App Store — With Kiro CLI as My Partner
Note: My English proficiency is limited, so I used GenAI (Kiro CLI) to help translate this post. This is the story of how I went from zero iOS develop…
How I Built an ATS Resume Builder App for Android (And What I Learned)
After months of watching friends get rejected by job applications they were qualified for, I discovered the real culprit: Applicant Tracking Systems (…
What I Learned Building an Autonomous Deal-Hunting Agent System
Over the past week I built a multi-agent AI system that autonomously scans the internet for bargains, estimates the true value of products using three…
Overwhelmed by Overengineering in Project Tracking Tools. The Result? I Built a Lightweight, Local-First Project Tracker.
Hey everyone 👋 I want to give a massive shoutout to AI — it has injected a whole new level of passion and joy into coding for a non-tech guy like me. …
I built a free SEO + AI-search (GEO) audit tool — no signup, no limits
I kept hitting the same wall: every SEO tool either paywalls the useful parts or caps you at a few pages. So I built a free one — freeseoaudit.vercel.…
UVS: a draw's fairness as a fact you can recompute — not a certificate you trust
I've built casino slot machines and gaming systems for 15 years. I mostly stayed away from compliance, but once I had to write the official algorithm …
LifeLine Loop — AI-Powered Food Rescue Platform
Problem We Solved Every year, millions of tons of perfectly edible food are wasted across India from restaurants, weddings, hostels, corporate cafeter…
I built an offline wiki that fits in a single 19 KB HTML file
I kept hitting the same wall looking for an offline wiki. Kiwix is great, but it's an app plus multi-GB ZIM files. IPFS needs connectivity and setup. …
Simulating 2G to build an offline-first sync engine in Rust for rural clinics
hey dev.to, so I am Mathéo, a 2nd year CS student at EPITECH Nancy (France). I want to share a project I have been building for the last few months: Z…
I Built a Django-Inspired Web Framework in Rust — Here's What I Learned
If you've ever used Django, you know the feeling: one command, and you have an admin panel, an ORM, form validation, middleware, session handling — ev…
What I learned building a take-home pay calculator for all 50 US states
I built a free paycheck calculator because the existing ones annoyed me. Half of them are buried under ad units, and the other half want your email be…
Why I stopped copy-pasting JSON into online converters and built TypeMorph
Why I stopped copy-pasting JSON into online converters and built TypeMorph Every developer has done it. You grab a JSON response from an API, paste it…
I gave 8 AI agents an island and watched a society emerge — wars, gossip, grudges, and peace
Tiny Civilization: what happens when AI agents have to live together I grew up on Age of Empires , Sid Meier's Civilization , and Rise of Nations . Th…
Why I Built ToolNudge: A Privacy-First Collection of Browser-Based Utilities
Over the years, I've found myself repeatedly searching for small utility tools. JSON formatters. JWT decoders. Regex testers. QR code generators. Text…
Smart Query-Aware Cache Invalidation: Solving Mongoose Performance at Scale
The Mongoose Caching Problem (And How We Solved It) From 300 RPS to 700+ RPS: A 2.2x Performance Breakthrough When you're building a Node.js applicati…
Two tiny Claude Code skills that fixed my two biggest agent problems
Two open-source skills for Claude Code. Each is a single prompt file, Apache-2.0, no dependencies. Repos at the bottom. Working with a coding agent, I…
I Built a Developer Tool in 2 Days. Distribution Took 2 Weeks and Still Counting.
This isn't a success story. It's an honest account of what it actually feels like to build something real from India and try to get the world to notic…
I made a sitemap generator for mdBook. It was my first time releasing a crate!
I'm in high school in Japan. I'm afraid that this article may include some unnatural points. Motivation I'm creating a web document that explains syst…
What I learned building pipeline-aware content variants in a static Astro directory
Conclusion first : you can encode meaningful editorial differentiation into static Astro pages at build time using a single metadata field — pipeline_…
Building a Universal Container System (So I Never Have to Write Another Dockerfile)
TL;DR: Built a modular Dockerfile system that lets you compose dev/prod containers using build arguments instead of writing custom Dockerfiles. Includ…
How I Built KisanX — A Full-Stack Agricultural Marketplace
How I Built KisanX — A Full-Stack Agricultural Marketplace (MERN + PHP + React Native) By Saniya Farooqui | Full-Stack Developer | Mumbai The Problem …
Show HN: NeuralBridge - Self-Healing SDK for LLM-Powered AI Agents
Show HN: NeuralBridge — We Built a Self-Healing SDK for LLM-Powered Agents After months of production experience running LLM calls at scale, we realiz…
I built a free WCAG scanner because I kept shipping accessibility regressions
The pattern that pushed me to build this: I'd fix an accessibility issue, ship, and a few deploys later it would quietly come back. A contrast tweak u…
Building Dhrishti - Part 3: Testing on a Production Grade System
I was now done with the basic setup. However, during my time working at my startup, I have learnt to think about a project wearing multiple caps. One …
skillscore: a CLI that scores your AI agent's SKILL.md 0–100
A vague AI agent skill is worse than no skill at all — because the agent pays for it in context budget on every single turn , whether it uses it or no…
Your package.json diffs are noisy for no reason. I built a zero-dep fixer.
Open a PR, and half the package.json diff is keys that didn't actually change — they just moved . One teammate's editor writes name at the top, npm in…
I built persistent memory for AI coding tools one install, every tool, no more re-explaining context
Every AI coding session starts from zero. Close Claude Code and open it tomorrow. The AI doesn't know your project. You spend the first 10 minutes re-…