Building a static repository for print-perfect PDFs
Most print-ready websites are slow, bloated, and covered in ads. I wanted to build a clean directory for paper templates that loads instantly and prin…
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pdf-pagenum: Fix Messy macOS Preview Page Numbers in PDFs from the CLI
A pip-installable CLI tool that auto-centers off-center page number annotations created by macOS Preview, or batch-adds new ones — with smart content …
Your docs have dead links. I built a zero-dependency CLI that catches the local ones — no network
You rename a file, restructure a folder, tweak a heading — and quietly leave a trail of dead links across your README and docs. Nobody notices until a…
AI agents hallucinate. Here is how to cryptographically notarize their output for $0.01
We have a growing problem in the autonomous AI agent space: Garbage in, garbage out, and no proof of when it happened. When your AI agent generates so…
How I built Google Drive sync without a backend (and the 3 bugs that almost broke me)
When I started building PenPage — a privacy-first note app that stores everything in IndexedDB — I made one assumption that cost me three weeks of deb…
My AI agents spend 10 minutes every night rewriting their own memory.
Every morning for three months, I re-explained myself to my coding agents. The same preferences. The same project structure. The same "no, we already …
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…
Building an AI Visibility Scanner: Hybrid AI Analysis Architecture
Building an AI Visibility Scanner: Hybrid AI Analysis Architecture If you've been following the AI space, you've likely noticed the shift: users are n…
How I Built and Deployed 288 Client-Side Calculators in 3 Weeks 🚀
Hey Dev.to community! Over the last 3 weeks, I’ve been working on a massive product sprint: building a completely local-first web directory called Cal…
How to Inspect React Native Network Requests in Your Browser (With Zero Config)
🚀 Introducing @modhamanish/rn-network-logger — A Zero-Config Network Inspector for React Native & Expo! Tired of setting up complex proxies, debug…
I Open-Sourced MarketEye — Here's Why (and the GitHub Link)
I open-sourced MarketEye today. For anyone who missed the first post: MarketEye is a self-hosted competitor price monitor I built because I didn't wan…
Hello Dev.to 👋 — A Developer Joining the Community
Hey everyone! Just created my Dev.to account and wanted to say hi properly. I'm a software developer, working with Python and building side projects t…
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…
Three GPU affiliate programs I wired into an AI tool directory
When I decided to drop AdSense and bet on affiliate monetization for my AI tools directory, Amazon was the obvious first integration — books and GPU h…
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…
I built a game with zero asset files - everything is generated in code
Building a Game with Zero Assets in Godot This is the first game I've ever made. I'm not a developer by trade, I'd never touched Godot before, and I l…
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 (…
From 0 to 20 organic Google clicks: the engineering behind my solo SaaS
A month ago, my solo project batchset.com had basically zero search traffic. This week it crossed 20 organic clicks in a 28-day window and is climbing…
I built 57 browser-based dev tools in a month — here's how the architecture works
About a month ago, I launched UtilYard, a free collection of developer tools, text utilities, finance calculators, and image tools all in one place: h…
Echo grows up and becomes Hey, Reachy
Echo started as a companion-platform idea: memory, proactive behaviors, a model picker, a lot of surface area. When I picked it back up I wanted the o…
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…
I built an anime ranking site that measures real buzz, not marketing hype
Most anime ranking sites show you what's being promoted . The big seasonal titles, the ones with the biggest ad budgets, the ones every site agrees on…
You don't need pandas to see what's in a CSV — I built a zero-dep CLI for it
Someone drops a CSV export in your lap. Before you can do anything with it you need the basics: how many rows? what are the columns? which ones are mo…
Decisions, dead-ends & dreams
Your AI assistant is sharp in the moment and blank by morning. Neonmem gives it a memory that lives with your project — and the interesting part isn't…
I got burned by an EOL Node.js version in prod. So I built a tracker.
Last year, a security audit uncovered a vulnerability in our production environment. The finding: we were using Node.js 16, a version that had been ne…
Stop pasting JWTs into random websites — I built a zero-dep CLI to decode them in your terminal
You're debugging an auth issue. There's a JWT in a log line, or in an Authorization header you copied out of the network tab. You need to know two thi…
I built a WordPress AI chatbot where the free tier isn't a trial. Here's the design story.
This is a design story about a plugin I built, not a review of it. I want to be upfront about that, because the most useful parts here are the decisio…
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.…