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.
Claude Skills
Engineering guardrails for Claude Code: 51 skills, reviewer agents and hooks, most written after a real defect shipped. Installable as a plugin.
Codeigniter4 App And API Skills For Claude Code
A pair of Claude Code skills for building with CodeIgniter 4. Designed to give Claude a solid, accurate understanding of the CI4 framework
Dsh Android
把 DeepSeek Harness 打包成独立 Android 应用:自带 Node 运行时,装个 APK 就能用。不需要 Termux、不需要 proot、不需要 root、不需要电脑。内含完整的 Android 平台适配踩坑记录(seccomp 杀 glibc、targetSdk 28 的由来、硬链接被拒……)。MIT 许可。
Web API MCP
Self-hostable MCP server for the Oxylabs Web API
Akyn SDK
Turn any data source into an MCP server in 5 minutes. Build AI-agents-ready knowledge bases.
Claude Skills Free
50 free Claude Code skills. Drop into ~/.claude/skills/ and go. Full library at clskills.in/browse
Claude Thai Business Skills
12 Claude Code skills ที่ปรึกษาธุรกิจสำหรับ SME ไทย — pricing waterfall, SME tax tier, Thai VC map, KOL deal w/ WHT, landed cost, 90-day cashflow
Vion Protocol
Constitutional governance runtime for autonomous AI agents
Lastsearch
Reliable research infrastructure for AI agents. Evidence-backed web search with citations, confidence scores, and Clarity anti-hallucination. MCP server, REST API, Python SDK.
Platform
Ship product, not plumbing. Open source framework for AI-first SaaS — identity, OAuth, API auth, webhooks, notifications, and agents in one stack.
Dsh Agent Plugins Market
One-stop skills, subagent, MCP and LSP manager for DeepSeek Harness (DSH) — compatible with Claude Code, Codex, Cursor, Kimi and other agent plugin layouts.
Comics Now
The modern, self-hosted comic book library server, smart reader, and AI-augmented cataloging platform
Rest To MCP Adapter
A Python library for converting REST API specifications into MCP (Model Context Protocol) tools for AI agents.
Summoner Core
Summoner's core SDK for building and deploying agents
Crewai Go
Orchestration of autonomous, collaborative AI agents in Go — an idiomatic Go port of CrewAI.
Supervaizer
SUPERVAIZER is a toolkit built for the age of AI interoperability. At its core, it implements Google's Agent-to-Agent (A2A) protocol, enabling seamless discovery and interaction between agents across different systems and platforms.
Openrouter MCP
Stateless MCP server and CLI for OpenRouter (MCP 2026-07-28): use any OpenRouter model from Claude Code and other MCP clients. 13 tools, 1 resource, HTTP and stdio.
Vector MCP
A server implementation for the Model Context Protocol (MCP) in Ruby.
Skolverket MCP
MCP server for Swedish National Agency for Education (Skolverket) open data. Tuned for LLMs to query, parse, and integrate info, data, and stats from three public API endpoints.
Keycloak MCP
MCP server that integrates with Keycloak, allowing you to manage Keycloak users and realms through a standardized protocol. It uses the official Keycloak Admin Client to interact with Keycloak's API.
Rootsign
Rootsign is an open-source tamper-evident decision and action provenance logging library for AI agents
Hybro
The open interoperability layer for AI agents. Connect your favorite agents and harnesses. Work together.
Yana AI
Yana AI 🐰 One runtime. Any AI. Human-governed. A local-first, cross-platform system for running, connecting, orchestrating, and governing AI — with deterministic control over what it can access, change, and execute. Your AI can act. But who decides how far it can go?
Mantle
Claude Code plugin: themes & 4K wallpapers for Claude Code, Windows Terminal, iTerm2 and claude.ai, a searchable index of 47,000+ agent skills, MCP servers and plugins, and a setup doctor for CLAUDE.md, MCP and context.
List refreshed November 15, 2026. Data comes from public GitHub repositories.