Developer Tools Listings
Compare the best open-source listings for developer tools. SDKs, CLIs and frameworks for building with AI. Ranked by GitHub stars, with install commands, what each one can touch and scan reports where available.
Atlas Agent Control Plane
AtlasAgent - an auditable AI agent control plane: evidence-backed memory, governed tool runtime, checkpoint DAG recovery, and a 55-chapter engineering tutorial. FastAPI / Next.js PWA / Textual TUI
A2a Adapter
Open Source A2A Protocol Adapter SDK for Different Agent Frameworks and Harnesses
Omux
Orchestrate AI coding agents (Claude Code, Codex) as parallel subagents over tmux — a loop-engineering runtime with auto-continue, execute-then-review, and cross-session memory.
Matryca Plumber
Local-first AI daemon for Logseq OG: background semantic indexing, link hygiene, and agent-ready CLI/MCP — edits Markdown on disk (no cloud, no Logseq API). Karpathy LLM-Wiki inspired.
Sub Agents Skills
Cross-LLM sub-agent orchestration as an Agent Skills. Route tasks to Codex, Claude Code, Grok, GLM, Kimi, Cursor, Gemini, MinMax, OpenCode, Pi, or Command Code from any compatible tool.
Rea
The reverse-engineering framework you can run anywhere, with nothing installed, and actually trust.
Toh Framework
Type one sentence, approve once, walk away — Toh Framework installs an AI build department (14 commands, 8 agents, 23 skills) into your project and keeps building, testing and fixing until it is verified done. Works in Claude Code, Cursor, Antigravity, Codex and ZCode.
Claude Plugins
28 plugins and MCP servers for Claude Code — TDD, multi-agent orchestration, iterative refinement, binary RE, structured decisions. Install any skill in one command.
Cockpit Agent Sim
Agent framework for smart-cockpit apps · 面向智能座舱业务的 Agent 框架:零后端、权限分级、确认流、卡片编排、快慢双层、真实三方集成,加能力=加数据不加代码
Nerve
Self-hosted AI agent runtime — personal assistants, autonomous workers, and everything in between. Built on the Claude Agent SDK.
Agent Skills
90 specialist AI agents + 3 project-local extensions for Claude Code / Codex CLI / Antigravity CLI (agy). Anthropic Agent Skills spec-aligned, hub-spoke orchestration via Nexus with 49 Recipes and 11 Skill Packs. Covers development, security, design, testing, FinOps, compliance, observability, and AI/ML.
Chinese Webnovel Skills
中文网文写作工具包 · Chinese web-novel writing toolkit (23 skills) — a Claude Code plugin, also works in ChatGPT / DeepSeek / Gemini
MCP Server Circleci
[DEPRECATED] This package is no longer maintained. Migrate to CircleCI's hosted MCP server or the CircleCI CLI MCP. See https://circleci.com/docs/guides/toolkit/circleci-mcp-overview/
OWASP MCP Governance And Risk Project
A practical governance framework for organizations adopting the Model Context Protocol (MCP), the open standard that lets AI agents connect to external tools, data sources, and systems.
Clutch
Local AI multi-agent orchestration desktop app (Tauri · LangGraph)
Openproject MCP Server
A Model Context Protocol (MCP) server that provides seamless integration with OpenProject API v3.
Openacme
An AI workforce platform: role-specialized agents with multi-provider LLM, MCP, tasks, and a web + CLI UI. You're in charge.
Claude Skills CLI
🤖 CLI for creating Claude Agent Skills with progressive disclosure validation. Built for Claude Code to use when humans ask it to create skills.
Wuwe
A framework for building intelligent agents
Agents Shipgate
The deterministic merge gate for AI-generated agent capability changes — a local-first, static Tool-Use Readiness review for MCP, OpenAPI, and SDK tool surfaces. Open-source CLI + GitHub Action.
Obsidian Steward
A vault-specific agent equipped with agentic capacity, fast search, flexible commands, vault management, and terminals to "jump" into other CLI agents, such as Claude, Gemini, etc.
Cubeloop
CubeLoop — a Pythonic, async-native agent harness core designed for high performance, readability, and production-grade persistence.
Pi
A pure-Go port of pi (earendil-works/pi) — the pi-ai unified multi-provider LLM API, pi-agent-core agent loop, and pi-coding-agent, native in Go with no Node.js runtime. Anthropic/OpenAI/Google, 999-model catalog.
Sagent
A coding-agent CLI and strongly-typed Python library -- self-mutating, hot-swapping, multi-provider, with async tool calls and bidirectional recursive spawn.
List refreshed November 15, 2026. Data comes from public GitHub repositories.