119 Agent SkillsFree scan on submit

Developer Tools Agent Skills

Compare the best open-source agent skills 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.

AllCoding AgentsDeveloper ToolsData Science & MLProductivity & WorkflowResearch & AnalysisBrowser AutomationWeb Scraping & DataDatabase ManagementSecurity & TestingDeployment & DevOpsCloud InfrastructureDesign & MediaContent & WritingMarketing AutomationFinance & TradingCommunicationSEO & AI SearchSocial MediaJob Search & CareersSales & CRME-commerceCrypto & Web3Gaming & Game DevSmart Home & IoTLearning ResourcesOther

AgentSkillOS

Build your agent from 200,000+ skills via skill RETRIEVAL & ORCHESTRATION

Developer Tools Not scanned yet 618

Claude AI Music Skills

Human + AI music production workflow for Suno - skills, templates, and tools

Developer Tools Scanned 613

Goclaw

An open-source AI assistant framework like openclaw

Developer Tools Scanned 600

Claude Elixir Phoenix

Claude Code plugin for Elixir/Phoenix/LiveView — 26 specialist agents, Iron Laws enforcement, and Tidewave MCP integration. Plan features with parallel research agents, execute with automatic verification, review with 4-agent parallel audits, and capture learnings as reusable knowledge.

Developer Tools Scanned 572

Adversarial Spec

A Claude Code plugin that iteratively refines product specifications by debating between multiple LLMs until all models reach consensus.

Developer Tools Scanned 557

Skills

A collection of Claude Skills from Posit

Developer Tools Scanned 552

Dotnet Skills

One of the largest .NET-focused skill collections for AI coding assistants, with a catalog, CLI, and orchestration agents for Codex, Claude Code, GitHub Copilot, Gemini, and Junie.

Developer Tools Scanned 500

Win Dev Skills

Agent plugins for building Windows apps with GitHub Copilot, Claude Code, OpenAI Codex, and more.

Developer Tools Scanned 493

Master Skill

FoJin-powered Buddhist AI persona framework — source-grounded, boundary-aware, fidelity-tested, runtime-ready.

Developer Tools Not scanned yet 483

Nix Config

My Nix system configs!

Developer Tools Scanned 462

Plinth

Plinth is an AI-native engineering toolkit for modern Java enterprise SDLC, built around reusable Commands, Agents, Skills, and MCP Servers.

Developer Tools Scanned 457

Dryforge

Bounded-autonomy plugin harness for agents. Intent to implementation: ready, then go.

Developer Tools Scanned 433

Rsc Harness

Your agent invents things because it has no memory, and can't touch your database because it has no arms. rsc is the meta-harness that gives it both, plus the trade to know the job and the reflexes to not break your repo. For Claude Code, Codex and 15 more.

Developer Tools Scanned 418

SciAgent Skills

197 bioinformatics & life science skills for Claude Code and AI agents — BixBench 92.0% accuracy. RNA-seq, single-cell, drug discovery, proteomics, and more. Powers OmicsHorizon.

Developer Tools Not scanned yet 384

Milady

terminally online

Developer Tools Scanned 354

Genshijin

genshijin 原始人 🗿| Claude Code / Codex等AIエージェント 向け超圧縮コミュニケーションスキル。caveman の日本語版をベースに、日本語特有の冗長表現に最適化。

Developer Tools Scanned 331

Core Data Agent Skill

An Agent Skill focused on Apple’s Core Data framework, helping with data modeling, fetch requests, performance, and common persistence patterns.

Developer Tools Scanned 320

Agentic Harness Patterns Skill

Agent skill for harness engineering — memory, permissions, context engineering, multi-agent coordination. Distilled from Claude Code, with Codex CLI and Gemini CLI on the roadmap. EN/ZH. Install via npx skills add.

Developer Tools Scanned 309

Skills

265+ Claude Code skills for every major framework and language. Install with: npx skills add Mindrally/skills

Developer Tools Scanned 289

Opencode Agent Skills

An OpenCode plugin that provides tools for using agent skills

Developer Tools Scanned 287

Play Console CLI

Fast CLI for Google Play Console, for developers optimized for your agentic development flows

Developer Tools Scanned 286

Ed3d Plugins

Ed's repo of Claude Code plugins, centered around a research-plan-implement workflow. Only a tiny bit cursed. If you're lucky.

Developer Tools Not scanned yet 253

I18next CLI

A unified, high-performance i18next CLI.

Developer Tools Scanned 248

Skills

JeecgBoot Skills — AI 驱动 · 一句话生成全套工件! 在 Claude Code 中,用一句话生成 代码 · 表单 · 流程 · 报表 · 图表 · 大屏 · 仪表盘。 覆盖 JeecgBoot 低代码平台 与 JimuReport 积木报表 两大产品的企业级开发全场景。

Developer Tools Scanned 246

List refreshed November 15, 2026. Data comes from public GitHub repositories.