Tool to build & run portable, lightweight, self-contained virtual machines.

An executable specification language with delightful tooling based on the temporal logic of actions (TLA)

NFS Carbon RTX Remix Compatibility Mod

An experiment in durability

Browser-based remake of Uncharted Waters: New Horizons (大航海時代II)

Generate complex GitHub Actions YAML files using a declarative API.

A structure-aware skeleton loader that mirrors your rendered UI at runtime. Zero layout duplication. Built for modern frameworks.

Auto generated skeleton loading framework

Real-time observability of claude code sessions & multi-agents.

Write Language Servers that comply with 3.17 of the LSP Specification

BigQuery emulator server implemented in Go

Turning PySpark Into a Universal DataFrame API

Run, mock and test fake Snowflake databases locally.

A lightweight Snowflake emulator built with Go and DuckDB for local development and testing

Claude Code & Codex skills that build complete Godot projects from a game description

Easy self-hosting for Docker-based web apps

Interactive CI pipeline debugger. Step through GitHub Actions workflows locally with Docker.

A tool for managing infrastructure and policy as code.

Better JIT for Postgres

Entity-level semantic merge driver for Git. Resolves conflicts that git can't by understanding code structure via tree-sitter. 31/31 clean merges vs git's 15/31.

Extract a slice of your production database to reproduce bugs locally. Point dbslice at a record, it follows foreign keys and gives you a complete, importable subset

dev tools, env vars, task runner

enject: Hide .env secrets from prAIng eyes: secrets live in local encrypted stores (per project) and are injected directly into apps at runtime, never touching disk as plaintext.

The control room for your Django app

Context window optimization for AI coding agents. Sandboxes tool output, 98% reduction. 12 platforms

Generate a full 256 palette from base16 your colors

Entire CLI hooks into your Git workflow to capture AI agent sessions as you work. Sessions are indexed alongside commits, creating a searchable record of how code was written in your repo.

Idempotent schema management for MySQL, PostgreSQL, SQLite, and SQL Server

Get a parallel build of Claude code that unlocks feature-flagged capabilities like swarm mode.

光 HikariCP・A solid, high-performance, JDBC connection pool at last.