60 stories tagged with #opensource, in publish-time order across the WeSearch catalog. Tag pages update as new stories ingest.
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Running Python code in a sandbox with MicroPython and WASM
I've been experimenting with different approaches to running code in a sandbox for several years now, but my latest attempt feels like it might finally have all of the characterist…
DoNotNotify: Android App Filters Promotional Notifications
Take control of your notifications with DoNotNotify. Learn how to reduce digital distractions, boost productivity, and reclaim your focus today.…
Another bug hunter leaks Microsoft exploits in defiance of company’s handling of vulnerability disclosures
Researchers follow in Nightmare Eclipse’s footsteps, flipping off Redmond in favor of insta-leaks…
Build a 32x32 AI Pixel Display with 1024 RGB LEDs Using TuyaOpen
- What if your desk display could respond to voice commands, show AI-generated pixel art, visualize...…
CHANGELOG.md is for Both Humans and AI Now, So Let’s Automate It
Hoi hoi! I’m @nyaomaru, a frontend engineer who recently discovered the deliciousness of a cheese...…
qdf: a Go serializer that decodes less, packs harder, and lets you query the bytes
TL;DR for the impatient. qdf is a schemaless Go serializer (struct tags, no .proto). On real batches...…
Building with mini, Part 0: Why a Minimalist Orchestrator for Claude Code
In my previous article I described the wall I kept hitting with Claude Code: keeping a project on...…
Show HN: Terraform/OpenTofu provider to govern OpenRouter (keys, spend, guardrails) as code
We run OpenRouter as shared infrastructure across several product teams, and managing it by hand in...…
How I built an E2EE chat in Go + React (with AI agent support)
End-to-end encrypted ephemeral chat with AES-256-GCM. Try it in 2 minutes — create a room from the CLI, connect an AI agent via npm, and chat privately.…
Built Log Stripper: A VS Code Extension to Remove Debug Logs Across 23+ Languages
Every developer has a version of this story. You're about to open a pull request. The code works....…
Self-hosted video creation is coming
Day 10 of migrating video cration to an entirely self-hosted model. The goal is to open-source video...…
Design to Code #9: The Cost of a Dot
On April 4th I shipped 22 compound components. On April 22nd I deleted all of them. The breaking change cost nothing because no one was using it yet.…
How I built a fast Freelance Rate Calculator in Vanilla JS
As developers and designers, transitioning to freelance work means figuring out exactly how much to...…
llama.cpp b9455 Finally Caught vLLM: 70t/s on 2x3090 Qwen 27B UQ8
Test post…
Building Twitter-style Collapsible Tabs in React Native (the easy way)
The problem Almost every social / commerce app eventually needs the same screen: A large...…
Open Source Project of the Day (#84): SkillLens - Microsoft's 'Microscope' for the AI Agent Skill Lifecycle
Introduction "It's not enough to give an Agent skills; we must understand how those...…
I Visualized My Claude Code Sessions — The Results Were Fascinating
I built a small tool called ClaudeActivity that parses Claude Code session logs and generates...…
Why I built a small desktop app to stop losing my Claude Code sessions
This is a builder note, not a launch post. I am writing it because the project is now at v0.2.18, and...…
An open-source CSS animation library with a live preview grid, creator suite, and community submissions
JavaScript animation libraries are heavy. GSAP, Framer Motion, anime.js - all runtime weight for...…
I built typecraft-cli: An AI tool that automatically catches missing TypeScript types
We’ve all stared at a schema or a complex function (especially when it's written in TypeScript) and...…
I built a favicon generator with Lanczos3 rendering that exports a full PWA bundle - no upload limits, no watermarks
Every web project needs a favicon. And every time, it's the same story - find a random online tool,...…
I built a type scale generator that exports CSS, Tailwind v3/v4 & Style Dictionary tokens - all in the browser
Every time I started a new design system, the same ritual: open a calculator, pick a base size,...…
Under the Hood: Redis Enterprise Cluster
Welcome to another post in the "Under the Hood" series. The power of Redis lies in its simplicity....…
I made a CLI tool that replaces the first 15 minutes of exploring any new codebase
You know that thing where you clone a repo and spend the first 15–20 minutes just trying to figure...…
Next.js SaaS Boilerplate with BetterAuth, RBAC, i18n & Production-Ready Setup
Frontend-first, API-driven. Built on Next.js 16 + React 19, with i18n, RBAC, BetterAuth, and a polished DX out of the box.…
Built free app for game design and worldbuilding
Hi! I want to share a project that I work for a while. It started from idea to get rid off manual...…
I Built CausalLens — A Free, Open-Source Causal Impact Calculator for Time Series (5 Methods, Zero Setup)
I want to show you a tool I just open-sourced. It's called CausalLens, and it answers one specific...…
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
A post by aim dcap…
Paystack Community Node for n8n
Building an Open Source Paystack Community Node for n8n As someone who regularly builds automations...…
Pluto-ecss: A transpiler and runtime for PLUTO procedure language
This is a submission for the GitHub Finish-Up-A-Thon Challenge What I Built pluto-ecss is...…
I Built a VS Code Extension to Track My Coding Time — And Kept Your Data 100% Local
I Built a VS Code Extension to Track My Coding Time — And Kept Your Data 100% Local Tags:...…
How I Built a Cross-Platform Project Management System for AI Agents
Have you ever tried to manage a complex project through an AI agent conversation? It goes something...…
Building a Free OSHA Compliance Tool — 8 Weeks Solo
An open-source PPE compliance monitor — fine-tuned YOLOv8 detector, GradCAM + SHAP explainability, OSHA-grounded incident reports, and serverless AWS deploy. Built solo in 8 weeks,…
Coding agents keep losing context between tools, so I built a local-first handoff CLI
The problem I often switch between Codex, OpenCode, Cline, Claude Desktop, scripts, and...…
Selenium Automation
Selenium is one of the most popular tools used for automating web applications. Imagine you open a...…
From NumPy to JAX: My First "Aha!" Moments with Accelerated AI
Building open-source solutions for my 100 Days of AI Agents challenge meant I needed to start looking...…
I build a project calculator web app for n8n / automation folks
The Problem I freelance with n8n and the hardest part isn't building workflows — it's answering the...…
I scanned 200 popular MCP server packages. Here is what I found.
Open-source supply-chain trust gate for MCP servers, validated on 200 packages. 3 BLOCK findings including 1 hardcoded LLM API key. 6 'official' servers abandoned. Free public API.…
Building a Verification-First AI Coding Agent: Why I Abandoned "Generate-and-Pray"
Why standard "generate-and-pray" AI coding assistants fail, and how Kode uses a Go engine to run 9 deterministic verification gates.…
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...…
How I Built CoralSec Copilot: A Unified Enterprise SOC with Coral & Next.js in 4 Days
The tech industry is currently in a frenzy. Everyone is rushing to build the next big AI application,...…
Why I drop from Fedora to BRGV-OS
Hello! I'm Jairo. This week I found myself doing something that probably every Linux user has done...…
Apache Tomcat End of Life: Tomcat 9 is EOL — Migration Guide to Tomcat 10/11
Tomcat 9 reached end of life December 31, 2025. Here's what that means, why teams stay stuck on it, and how to migrate through the javax.* → jakarta.* namespace change.…
How I Built an AI Agent That Earns $500/Month in Open Source Bounties — Full Architecture, Real Code, and Honest Numbers After 72 Hours
Published: May 30, 2026 Tags: ai, agents, opensource, github, bounty, tutorial, python,...…
Built ResumeTrust AI: A MERN + Gemini Tool to Catch Fake Resume Skills 🛡️💻
Hey developers! I built ResumeTrust AI to solve the issue of exaggerated resumes by...…
Fine-Tuning Qwen2.5-0.5B to Write SRE Post-Mortem Summaries
Writing post-mortem root-cause summaries is time-consuming and inconsistent. Junior SREs miss...…
Tracking Five Upstreams, Fuzzing the Parsers, and a Front Door: What Changed in llm-cli-gateway
The last two posts were about features you can call: cache-aware spawning across five providers, and...…
Every tutorial tells you to add .env to .gitignore. That's not enough.
Here's something nobody talks about. .gitignore doesn't encrypt your secrets. It just hides them...…
The First Brick on the Walled Garden — Rethinking e-Food Delivery as an Open Protocol
E-food delivery is a trillion-dollar market built on over-engineered, per-user-taxed infrastructure. We think it can be a simple open protocol. Here's the first gRPC implementation…
A quebra de um ideal: o choque entre a filosofia open-source e a realidade do mercado
Aprendi as coisas mais fascinantes que sei com as lendas da cultura hacker. Minha base técnica e...…
Part 8: Free Self-Hosted Mind Mapping for a Home Lab: Why I Put a Significant Part of MindMapVault on GitHub
When people say they build a privacy-first product, I ask one simple question: How much of the...…
Structured Rendering for .NET CLI and Automation Tools - Kiwify.Kiwi.Renderer
Part of the Kiwi Foundation Kiwify.Kiwi.Renderer is the data-display layer of the Kiwi...…
Argument Parsing and Command Routing for .NET CLI Tools - Kiwify.Kiwi.CLI
Part of the Kiwi Foundation Kiwify.Kiwi.CLI is the argument-parsing and command-routing...…
Not All Open Source Is Equal: Choosing a PostgreSQL Operator for Kubernetes in 2026
Recent licensing and distribution changes (MinIO archived, Bitnami catalog reduced, Crunchy Data redistribution limits) reshape what "open source" means for Kubernetes Postgres ope…
Captain Caveman Claude
Claude-ITect-Skill Update: Regenerating Your Claude Code Setup (Club Optional) "People...…
The GSoC Arc: How I Almost Didn't Show Up to My Own Story
"This wasn't a success story. It started as survival." Intro Hey, I'm Supreeth C, a...…
Pavona: Open-Source Hardware Ecosystem for Secure Chips
Starts with OpenTitan “root-of-trust” components…
Shipping Sovereign SDK: Cryptographic Forensic Receipts and the End of the AI "Prose Tax"
As I've been working through my content on Sovereign Systems and Inference Patterns, I find that we,...…
Building Helix: An Open-Source Visual Identity Mapper That Cuts the Noise
Every security researcher, bug bounty hunter, and OSINT analyst knows the frustration of running...…
Building Helix: An Open-Source Visual Identity Mapper That Cuts the Noise
Every security researcher, bug bounty hunter, and OSINT analyst knows the frustration of running...…