Orchestrate sandboxed coding agents in TypeScript with sandcastle.run()

Skills for Real Engineers. Straight from my .agents directory.

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

JavaScript event calendar. Modern alternative to fullcalendar and react-big-calendar.

End-to-end encrypted appointment booking platform

🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

An MCP server plus a CLI tool that indexes local code into a graph database to provide context to AI assistants.

Vulnerability scanner written in Go which uses the data provided by https://osv.dev

TypeScript client for Orthogonal

AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI

Playwright MCP server

Gemini CLI Tips and Tricks

Spec Driven Development 🤠 Write codebase-aware specs for AI coding agents so they don't derail.

Simple reimplementation of the diamond types sequence CRDT in simple, pure, unoptimized typescript.

The elegant bundler for libraries powered by Rolldown

Validate database backup files before migration to prevent costly failures

An Open Source implementation of Notebook LM with more flexibility and features

The automatic work journal/time tracker. Privately turns your screen into a timeline of what you actually accomplished. Open-source and local-first.

💫 Toolkit to help you get started with Spec-Driven Development

Nuxt Ignis is a customizable starter for Nuxt applications allowing to manage various setups via a single package dependency + configuration.

Qwen3-omni is a natively end-to-end, omni-modal LLM developed by the Qwen team at Alibaba Cloud, capable of understanding text, audio, images, and video, as well as generating speech in real time.

Open-source headless commerce platform built with TypeScript, NestJS, React, and GraphQL

A protocol for connecting any editor to any agent

🧠 Cognitive load is what matters

Semantic search and document parsing tools for the command line

📊 A minimalist, self-hosted WakaTime-compatible backend for coding statistics

🌤️ OpenCloud is the open source platform for file management, sharing and collaboration. Simple and sovereign.

Open-source and local-first Slack and Notion alternative that puts you in control of your data

Context engineering is the new vibe coding - it's the way to actually make AI coding assistants work. Claude Code is the best for this so that's what this repo is centered around, but you can apply…