Open-source tool library

Filter open-source tools and software by use case, platform, deployment, and open-source status.

spec-kit

An open-source CLI toolkit for Spec-Driven Development that guides AI coding agents through structured specification, planning, and code generation steps.

github · Active in the last 30 days

llama.cpp

A lightweight LLM inference engine implemented in C/C++, supporting various hardware backends and model quantization.

ggml-org · Active in the last 30 days

codex

OpenAI’s coding agent that runs locally, with terminal, IDE, and desktop-app entry points.

openai · Active in the last 30 days

playwright

A cross-browser automation framework for testing and AI agent control, supporting Chromium, Firefox, and WebKit.

microsoft · Active in the last 30 days

ragflow

An open-source RAG engine fusing deep document understanding and agent capabilities to build grounded context layers for LLMs.

infiniflow · Active in the last 30 days

Cline

An open-source coding agent for IDEs and terminals that can inspect projects, edit files, run commands, and gate actions through approval controls.

cline · Active in the last 30 days

claude-code

An agentic coding tool for the terminal that understands codebases, handles routine development tasks, explains code, and works with Git workflows.

anthropics · Active in the last 30 days

grafana

An open-source monitoring and observability platform for querying, visualizing, alerting on, and understanding metrics and logs.

grafana · Active in the last 30 days

container

Apple’s command-line tool for running OCI Linux containers as lightweight virtual machines on Apple silicon Macs.

apple · Active in the last 30 days

terraform

Terraform is an infrastructure-as-code tool that manages the lifecycle of cloud and local resources using declarative configuration files.

hashicorp · Active in the last 30 days

compose

Docker’s official CLI tool for defining and running multi-container applications from a Compose file.

docker · Active in the last 30 days

vault

An open-source security platform for centralized management, encryption, and auditing of sensitive credentials like API keys, passwords, and certificates.

hashicorp · Active in the last 30 days

WSL

Windows Subsystem for Linux allows you to run Linux command-line tools and applications directly on Windows without the overhead of a traditional virtual machine.

microsoft · Active in the last 30 days

buzz

A Nostr-based workspace where humans and AI agents collaborate within shared rooms, unified by a single event log and identity model.

block · Active in the last 30 days

minikube

Run a local Kubernetes cluster on your machine, supporting multi-cluster, persistent volumes, and various container runtimes for development.

kubernetes · Active in the last 30 days

loki

A horizontally-scalable, highly-available, multi-tenant log aggregation system inspired by Prometheus.

grafana · Active in the last 30 days

zstd

Zstandard is a high-performance lossless compression algorithm that provides real-time compression speeds with zlib-level or better compression ratios.

facebook · Active in the last 30 days

CLI-Anything

A toolkit for generating and managing agent-callable CLIs for existing software, with CLI-Hub, generation workflows, and skill/plugin integrations.

HKUDS · Active in the last 30 days

zx

Google’s open-source JavaScript/TypeScript scripting tool with convenient cross-platform wrappers for shell command execution.

google · Active in the last 30 days

OpenSandbox

An open-source sandbox platform for AI agents and code execution with Docker/Kubernetes runtimes, SDKs, CLI, and MCP integration.

opensandbox-group · Active in the last 30 days

opencodex

A universal local proxy that enables the use of any LLM, such as Claude, Gemini, or DeepSeek, within Codex and Claude Code, while managing ChatGPT account pools.

lidge-jun · Active in the last 30 days

cloudflare-os

An AI-powered productivity environment built on Cloudflare Workers for creating custom applications, running agents, and managing secure sandboxed workflows.

cloudflare · Active in the last 30 days

witr

Trace any running process, port, container, or file back to its originating parent chain

pranshuparmar · Active in the last 30 days

databasus

A self-hosted database backup manager with scheduling, restore verification, multiple storage targets, retention policies, and notifications.

databasus · Active in the last 30 days