The first open-source harness builder for AI coding. Make AI coding deterministic and repeatable.

Google's Engineering Practices documentation

Lightweight and Memory efficient terminal for Mac built with SwiftUI and libghostty

Shared memory across your team and your AI agents — with judgment about what's worth keeping.

Fast and Accurate Code Search for Agents. Uses ~98% fewer tokens than grep+read

You don't need a chat ui but a canvas with ai.

Open-source database client for PostgreSQL, MySQL/MariaDB and SQLite with SQL notebooks, visual EXPLAIN, AI and MCP built in. Hackable with plugins.

Any agent Skill: generate beautiful architecture diagrams with dark/light theme toggle and PNG/JPEG/WebP/SVG export

What are the principles we can use to build LLM-powered software that is actually good enough to put in the hands of production customers?

Convert documentation websites, GitHub repositories, and PDFs into Claude AI skills with automatic conflict detection

URL to markdown for agents

Open-source local workbench for multi-agent software development.

Reusable Agent skills maintained by endearqb

Cross-CLI skill for Obsidian: turn your vault into a living AI-first second brain across Claude Code, Codex, Gemini, and OpenCode. 43 commands - now with /obsidian-architect to document your codeba…

High-fidelity HTML design and prototype guidance skill for AI agents

Tessera — a workspace for organizing AI coding sessions across projects, collections, tabs, panes, and Git worktrees

A git client based on the IntelliJ platform

An open-source native macOS screenshot and screen recording app. A CleanShot X alternative.

CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies

Stealth Chromium that passes every bot detection test. Drop-in Playwright replacement with source-level fingerprint patches. 30/30 tests passed.

Production-grade engineering skills for AI coding agents.

Feature-packed native macOS screenshot & recording tool: annotate, auto-redact PII, record GIFs, OCR + translate, scroll capture, beautify, and more. No Electron, no subscription.

📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG

🚀 World's largest GPT Image 2 prompt library, updated daily — 2000+ curated prompts with preview images, 16 languages. OpenAI's next-gen image model with pixel-perfect text rendering, cross-image c…

86 product management skills from Lenny's Podcast for Claude Code and AI agents. Hiring, user research, strategy, shipping, and more.

Free and open source database client built natively for developers

A local browser-based terminal powered by Rust, PTY forwarding, WebSocket, and Xterm.js.

A slide framework built for agents.

A backup-first Codex skill for keeping local Codex state fast, clean, and recoverable.