Coding assistants: tools for developers

Tool ranking

Ranked by normalized popularity across sources. Raw values keep their source-specific window, shown under each tool; a change requires at least two snapshots from the last 7 days.

1. 1

   OmniRoute

   Agent

   ActiveLast commit today · 2026-09-02

   Never stop coding. Free MIT AI gateway: one endpoint, 352 providers (150+ free), 1200+ models Kimi, Claude, GPT, Gemini, GLM, DeepSeek, MiniMax. Works with Claude Code, Codex, Cursor, OpenCode, Cline & Copilot. Quota-aware auto-fallback,…

   TypeScriptLicense: MIT

   • a2a
   • ai-agents
   • ai-gateway
   • anthropic
   • claude

   githubcreated 6 months agomeasured growthOpen source ↗

   59 902GitHub stars+3 604 (+6.4 %)
2. 2

   diagram-design

   Skill

   ActiveLast commit today · 2026-09-02

   38 editorial diagram types for Claude Code, Codex, and Pi. Self-contained HTML + SVG. No shadows. No Mermaid slop.

   HTMLLicense: MIT

   • agent-skills
   • claude-code
   • codex
   • data-visualization
   • diagrams

   githubcreated 4 months agomeasured growthOpen source ↗

   Install git clone https://github.com/cathrynlavery/diagram-design ~/.claude/skills/diagram-design

   29 299GitHub stars+1 893 (+6.9 %)
3. 3

   last30days-skill

   Skill

   ActiveLast commit today · 2026-09-02

   AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary

   PythonLicense: MIT

   • ai-prompts
   • ai-skill
   • bluesky
   • claude
   • claude-code

   githubcreated 7 months agomeasured growthOpen source ↗

   Install git clone https://github.com/mvanhorn/last30days-skill ~/.claude/skills/last30days-skill

   60 907GitHub stars+1 552 (+2.6 %)
4. 4

   planning-with-files

   Skill

   ActiveLast commit today · 2026-09-02

   Persistent file-based planning for AI coding agents and long-running tasks. Crash-proof markdown plans, session recovery after /clear and compaction, per-turn re-injection against context rot, deterministic completion gate. Manus-style.…

   ShellLicense: MIT

   • agent-skills
   • autonomous-agents
   • claude
   • claude-code
   • claude-code-skills

   githubcreated 8 months agomeasured growthOpen source ↗

   Install git clone https://github.com/OthmanAdi/planning-with-files ~/.claude/skills/planning-with-files

   26 566GitHub stars+187 (+0.71 %)
5. 5

   CowAgent

   Agent

   ActiveLast commit 1 day ago · 2026-09-01

   Open-source super AI assistant & Agent Harness. Plans tasks, runs tools and skills, self-evolves with memory and knowledge. Multi-model, multi-channel. Lightweight, extensible, one-line install. (formerly chatgpt-on-wechat)

   PythonLicense: MIT

   • ai
   • ai-agent
   • ai-agents
   • chatgpt-on-wechat
   • claude

   githubcreated 4 years agomeasured growthOpen source ↗

   46 754GitHub stars+59 (+0.13 %)
6. 6

   claude-code-best-practice

   Agent

   ActiveLast commit today · 2026-09-02

   from vibe coding to agentic engineering - practice makes claude perfect

   HTMLLicense: MIT

   • agentic-ai
   • agentic-coding
   • agentic-engineering
   • agentic-workflow
   • ai

   githubcreated 10 months agomeasured growthOpen source ↗

   65 514GitHub stars+310 (+0.48 %)
7. 7

   claude-skills

   Skill

   ActiveLast commit 3 days ago · 2026-08-30

   380 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 380+ skills, customizable references, scripts)for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — engineering, marketing, product,…

   PythonLicense: MIT

   • agent-plugins
   • agent-skills
   • agentic-ai
   • ai-coding-agent
   • anthropic-claude

   githubcreated 10 months agomeasured growthOpen source ↗

   Install git clone https://github.com/alirezarezvani/claude-skills ~/.claude/skills/claude-skills

   25 391GitHub stars+347 (+1.4 %)
8. 8

   awesome-claude-skills

   Skill

   ActiveLast commit 22 days ago · 2026-08-10

   A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows

   Python

   • agent-skills
   • ai-agents
   • antigravity
   • automation
   • claude

   githubcreated 10 months agomeasured growthOpen source ↗

   Install git clone https://github.com/ComposioHQ/awesome-claude-skills ~/.claude/skills/awesome-claude-skills

   74 240GitHub stars+863 (+1.2 %)
9. 9

   humanizer

   Skill

   ActiveLast commit 14 days ago · 2026-08-19

   Agent skill that removes signs of AI-generated writing from text

   PythonLicense: MIT

   • agent-skills
   • ai-writing
   • claude-code
   • codex
   • cursor

   githubcreated 7 months agomeasured growthOpen source ↗

   Install git clone https://github.com/blader/humanizer ~/.claude/skills/humanizer

   39 687GitHub stars+1 558 (+4.1 %)
10. 10

    distilly

    Skill

    ActiveLast commit 8 days ago · 2026-08-25

    Distilly — Distill how they think into reusable Skills for any Agent or Bot. Formerly Colleague Skill（原同事 Skill）.

    PythonLicense: MIT

    • agent-skills
    • agentic-ai
    • ai-agent
    • ai-agents
    • ai-assistants

    githubcreated 5 months agomeasured growthOpen source ↗

    Install git clone https://github.com/titanwings/distilly ~/.claude/skills/distilly

    24 251GitHub stars+229 (+0.95 %)
11. 11

    khazix-skills

    Skill

    ActiveLast commit 17 days ago · 2026-08-16

    数字生命卡兹克开源的 AI Skills 合集 | Agent Skills: leader（帮你定义目标）, neat-freak 洁癖, hv-analysis, khazix-writer & more — Claude Code, Codex & 40+ agents

    PythonLicense: MIT

    • agent-skills
    • ai-agents
    • claude
    • claude-code
    • codex

    githubcreated 4 months agomeasured growthOpen source ↗

    Install git clone https://github.com/KKKKhazix/khazix-skills ~/.claude/skills/khazix-skills

    20 345GitHub stars+240 (+1.2 %)
12. 12

    context-mode

    MCP

    ActiveLast commit 1 day ago · 2026-09-01

    Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and enforces routing across 17 platforms via MCP + hooks.

    TypeScript

    • antigravity
    • claude
    • claude-code
    • claude-code-hooks
    • claude-code-plugins

    githubcreated 6 months agomeasured growthOpen source ↗

    20 306GitHub stars+138 (+0.68 %)
13. 13

    Understand-Anything

    Skill

    ActiveLast commit 7 days ago · 2026-08-26

    Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.

    TypeScriptLicense: MIT

    • antigravity-skills
    • business-knowledge
    • claude-code
    • claude-skills
    • codebase-analysis

    githubcreated 5 months agomeasured growthOpen source ↗

    Install git clone https://github.com/Egonex-AI/Understand-Anything ~/.claude/skills/Understand-Anything

    81 277GitHub stars+638 (+0.79 %)
14. 14

    agency-agents-zh

    Skill

    ActiveLast commit 5 days ago · 2026-08-28

    🎭 267 个即插即用的 AI 专家角色 — 支持 Hermes Agent/Claude Code/Cursor/Copilot 等 18 种工具，覆盖工程/设计/营销/金融等 20 个部门。含 52 个中国市场原创智能体（小红书/抖音/微信/飞书/钉钉等）。搭配编排器 agency-orchestrator，一句话即可让多位专家按 DAG 自动协作。

    ShellLicense: MIT

    • agency-orchestrator
    • agent-definitions
    • ai-agents
    • ai-roles
    • chinese

    githubcreated 6 months agomeasured growthOpen source ↗

    Install git clone https://github.com/jnMetaCode/agency-agents-zh ~/.claude/skills/agency-agents-zh

    20 196GitHub stars+234 (+1.2 %)
15. 15

    claude-seo

    Skill

    ActiveLast commit 7 days ago · 2026-08-26

    Universal SEO skill for Claude Code. 25 sub-skills + 18 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, backlinks, local SEO, maps intelligence, semantic clustering, e-commerce SEO, international SEO, Google APIs, and PDF/Excel…

    PythonLicense: MIT

    • ai
    • ai-seo
    • claude-code
    • claude-code-skill
    • marketing-automation

    githubcreated 6 months agomeasured growthOpen source ↗

    Install git clone https://github.com/AgriciDaniel/claude-seo ~/.claude/skills/claude-seo

    16 070GitHub stars+665 (+4.3 %)
16. 16

    Auto-claude-code-research-in-sleep

    MCP

    ActiveLast commit 7 days ago · 2026-08-26

    ARIS ⚔️ (Auto-Research-In-Sleep) — Lightweight Markdown-only skills for autonomous ML research: cross-model review loops, idea discovery, and experiment automation. No framework, no lock-in — works with Claude Code, Codex, OpenClaw, or any…

    PythonLicense: MIT

    • ai-research
    • ai-tools
    • aris
    • autonomous-agent
    • claude

    githubcreated 5 months agomeasured growthOpen source ↗

    15 584GitHub stars+284 (+1.9 %)
17. 17

    img2threejs

    Agent

    ActiveLast commit 1 day ago · 2026-09-01

    Rebuild the object in a reference image as a code-only, procedural, quality-gated, animation-ready Three.js model. Token-efficient image-to-3D.

    PythonLicense: Apache-2.0

    • 3d
    • ai-agents
    • claude-code
    • computer-graphics
    • generative

    githubcreated 49 days agomeasured growthOpen source ↗

    14 907GitHub stars+862 (+6.1 %)
18. 18

    OpenMythos

    Skill

    DormantLast commit 3 months ago · 2026-05-23

    A theoretical reconstruction of the Claude Mythos architecture, built from first principles using the available research literature.

    PythonLicense: MIT

    • ai
    • anthropic
    • attention
    • claude
    • claude-ai

    githubcreated 4 months agomeasured growthOpen source ↗

    Install /plugin marketplace add kyegomez/OpenMythos

    14 861GitHub stars+56 (+0.38 %)
19. 19

    ego-lite

    Skill

    ActiveLast commit 1 day ago · 2026-09-01

    The fastest browser for AI agents to run browser automation, built for sharing your logged-in browser state with your AI agents, like Codex or Claude Code, without disturbing you. Zero cost, zero config.

    JavaScriptLicense: MIT

    • agent-skills
    • ai-agent
    • automation
    • browser
    • browser-automation

    githubcreated 4 months agomeasured growthOpen source ↗

    Install git clone https://github.com/citrolabs/ego-lite ~/.claude/skills/ego-lite

    14 637GitHub stars+830 (+6.0 %)
20. 20

    claude-obsidian

    Skill

    ActiveLast commit 7 days ago · 2026-08-26

    Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an…

    PythonLicense: MIT

    • agent-skills
    • ai-note-taking
    • ai-second-brain
    • claude-code
    • claude-code-skill

    githubcreated 4 months agomeasured growthOpen source ↗

    Install git clone https://github.com/AgriciDaniel/claude-obsidian ~/.claude/skills/claude-obsidian

    14 525GitHub stars+1 018 (+7.5 %)
21. 21

    AI-Research-SKILLs

    Skill

    ActiveLast commit 2 months ago · 2026-06-16

    Comprehensive open-source library of AI research and engineering skills for any AI model. Package the skills and your claude code/codex/gemini agent will be an AI research agent with full horsepower. Maintained by Orchestra Research.

    TeXLicense: MIT

    • ai
    • ai-research
    • claude
    • claude-code
    • claude-skills

    githubcreated 10 months agomeasured growthOpen source ↗

    Install git clone https://github.com/Orchestra-Research/AI-Research-SKILLs ~/.claude/skills/AI-Research-SKILLs

    12 232GitHub stars+155 (+1.3 %)
22. 22

    agentic-awesome-skills

    Skill

    ActiveLast commit today · 2026-09-02

    AAS Core is the local, agent-first control plane for complete catalog discovery, agent-owned selection, stack validation, and planning, backed by 2,005+ agentic skills. Includes CLI, local MCP, catalog, plugins, and Workbench.

    PythonLicense: MIT

    • agent-skills
    • agentic-skills
    • ai-agent-skills
    • ai-agents
    • ai-coding

    githubcreated 7 months agomeasured growthOpen source ↗

    Install git clone https://github.com/sickn33/agentic-awesome-skills ~/.claude/skills/agentic-awesome-skills

    45 834GitHub stars+348 (+0.77 %)
23. 23

    claude-skills

    Skill

    ActiveLast commit 25 days ago · 2026-08-07

    67 Specialized Skills for Full-Stack Developers. Transform Claude Code into your expert pair programmer.

    PythonLicense: MIT

    • ai-agents
    • claude
    • claude-code
    • claude-marketplace
    • claude-skills

    githubcreated 10 months agomeasured growthOpen source ↗

    Install git clone https://github.com/Jeffallan/claude-skills ~/.claude/skills/claude-skills

    11 283GitHub stars+104 (+0.93 %)
24. 24

    JeecgBoot

    Other

    ActiveLast commit 1 day ago · 2026-09-01

    【低代码v2.0，一句话即可生成整个系统】企业级AI低代码平台，一键生成前后端代码甚至整个系统。 AI Skills 一句话画流程、设计表单、生成报表、大屏。内置 AI应用平台涵盖：AI聊天、知识库、流程编排、MCP插件等，兼容主流大模型。引领AI低代码「Skills 生成 → 在线配置 → 代码生成 → 手工合并->AI修改」开发模式，解决 Java 项目 90% 重复工作，提高效率又不失灵活。

    JavaLicense: Apache-2.0

    • activiti
    • agent
    • ai
    • antd
    • claude-code

    githubcreated 7 years agomeasured growthOpen source ↗

    47 595GitHub stars+110 (+0.23 %)
25. 25

    agents

    Skill

    ActiveLast commit today · 2026-09-01

    Multi-harness agentic plugin marketplace for Claude Code, Codex, Cursor, OpenCode, GitHub Copilot, and Google Antigravity

    PythonLicense: MIT

    • agent-skills
    • agentic-ai
    • agents
    • ai-agents
    • anthropic

    githubcreated 13 months agomeasured growthOpen source ↗

    Install git clone https://github.com/wshobson/agents ~/.claude/skills/agents

    39 337GitHub stars+168 (+0.43 %)