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I built a free streaming site from scratch — no ads, no framework, no BS

What I built ELI6 Movies is a free streaming platform — films, shows, and anime. No sign-up wall, no ads, no subscription. You open it and things play…

I built a Chrome extension because I couldn't stop opening Twitter between Pomodoro sessions

Let me be honest about something embarrassing. I've read Deep Work . I've read Atomic Habits . I had a colour-coded Notion workspace that would make a…

Why Artistic QR Codes Silently Fail (And How I'm Trying to Fix It)

So I have been building a free browser-based QR code generator for the past few months. It supports custom gradients, image overlays, and different do…

I built a sovereign self-healing AI development system from scratch using Hyperdimensional Computing — no LLMs, no cloud, no APIs

Four years. One laptop. One Samsung tablet. No degree. No team. No funding. This is what I built. What is Vitalis FSI? Vitalis FSI is a fully autonomo…

Show HN: DCAP — A security analyzer that admits when it fails Most tools lie with false "PASS". DCAP reports "Pattern Vacuum" instead. Zero false positives. Self-verifying (6/6). Forensic reports. 900ms/94 files. Open source. github.com/aim-core/dcap

Create fully complete .gitignore files from the cli

There are a gazillion packages in pypi.org that "build" your .gitignore files. The problem is, all download templates from a repository or another, an…

Building ReefWatch, a Coral-Powered Production Triage Agent

Production incidents almost never break in one place. The alert fires in one tool. The broken deploy is in Netlify. The suspicious change is in GitHub…

The Real Sovereign OS - OnemanBSD updated!

I lost more than 60 days but I made a huge update All OnemanBSD OS is now 64 bits. I also removed all bloat like Rust, Wayland and Qt dependencies fro…

I Ran 200+ Website Audits — Here's What's Actually Broken in 2026

Over the last few weeks I built a website audit tool and ran it on 200+ small business and service websites — dental practices, plumbing companies, la…

I'm 15, Built My First Real Project in 4 Days, and Put It on Gumroad

I'm 15 and Built an AI Energy Dashboard with Next.js 15 + Groq Hey Dev.to! 👋 I'm a 15-year-old student developer from South Korea. I just finished my …

ShadowLab: A Modular C2 Framework Architecture Built with Python for Modern Cybersecurity Research

Introduction: The Engineering Paradigm of “Building” in Cybersecurity Research The discipline of cybersecurity diverges radically from traditional sof…

Quack-Mate: a chess engine in SQL

We have all seen SQL pushed past its comfort zone to build things like 3D renderers or cellular automata. Naturally, I wondered about a classic comput…

I Built an AI Job Hunting Platform for Sweden in 2 Weeks — Here's What I Learned

When a friend told me she'd been job hunting in Sweden for six months without a single interview callback, I assumed it was a skills problem. It wasn'…

I Built a SaaS Risk Scanner That Collects 35+ Signals Per Vendor. Here's What I Learned About Scraping, LLMs, and Solo Engineering.

I got into lifetime SaaS deals (LTDs) the way most people do - I bought a few on AppSumo and got burned. Not catastrophically, but enough to notice: t…

Your AI agent reads setup guides you can't fully see

TLDR: Setup guides reach your AI agent through surfaces that can hide text from you but not from the model. GuideCheck is an open standard for a const…

Elite Test — Modern Ed-Tech Platform from Uzbekistan

Elite Test Platform — O'zbekiston yoshlari uchun zamonaviy ta'lim texnologiyasi Bugun men sizlarga o'zim yaratgan Elite Test platformasi haqida so'zla…

I built a docs Q&A engine that returns null instead of hallucinating

Every "docs chatbot" today routes user questions through OpenAI. For open-source maintainers, privacy-conscious teams, and air-gapped environments, th…

I was tired of security scanners with 90% false positives, so I built my own

Every developer knows the pain of running a security scan. You wait for it to finish, only to be handed a giant report filled with hundreds of warning…

I Built a Local AI Agent That Thinks Like a Brain, Not a Database

I Built a Local AI Agent That Thinks Like a Brain, Not a Database Most AI agents today are sophisticated autocomplete engines. Ask them something, the…

Check out my latest project

I turned an abandoned Go project into a full terminal Arcade Game GitHub “Finish-Up-A-Thon” Challenge Submission Rad Ghost Rad Ghost Rad Ghost Follow …

How to get live 3D print pricing in Google Sheets with one formula

If you sell 3D printed items on Etsy (or anywhere else), you've probably done the maths in your head or in a scrappy spreadsheet. Filament cost, elect…

How I built AgentRAM: a memory API for AI agents without a vector DB

I'm a solo developer in Accra, Ghana, and I just shipped my first real product. It's called AgentRAM ( agentram.dev ), and it's a memory API for AI ag…

I Built a Lightweight Python RAG Orchestrator That Works with SQLite, PGVector and Qdrant

Most RAG frameworks today assume: a huge dependency graph mandatory LLM orchestration opinionated pipelines complex configuration But many real-world …

I built a "what is my IP" site because I was tired of the ugly ones

I use "what is my IP" sites maybe once a month. Every time I end up on something covered in ads, calling three different tracking APIs, and showing me…

AI Coding Agents Search Like It's 2009. Provenant Cuts Tokens by 65 .

Here's what happens every time you ask an AI coding agent a question: It greps your codebase It returns 15 files It stuffs ~69,000 tokens of raw sourc…

Our first app is finally live on the Play Store after 4 months of hard work

Hey everyone 👋 After 4 months of development, testing, redesigns, debugging, deployment issues, and lots of learning — we finally launched our first a…

I got tired of bloated reminder apps, so I built one in Java

I got tired of bloated reminder apps, so I built my own I only wanted this: “Remind me about X at time Y.” Not a full planning system. Not 20 screens.…

Color Grading at Scale: How I Stopped Wrestling with ImageMagick and Just Used an API

I've been building a tool for a small e-commerce brand that sells handmade ceramics. Their problem: product photos come in from three different photog…

gitwink — a read-only tray git glance for the AI-agent era

I used to live in VS Code with GitLens pinned — the branch graph, heat-mapped blame, the lens annotations. That was my git workflow. Then 2026 happene…

I Built a Free Spelling Bee Solver and Analysis Tool — Here's What It Does

I Built a Free Spelling Bee Solver and Analysis Tool — Here's What It Does So I've been playing the NYT Spelling Bee for a while now, and like probabl…