Agent skills for developers

Cross-domain view of skills and extensions for coding agents found in stored snapshots from every domain. No collection starts during your visit.

Activity

Sort by

176 entries in this view.

Tool ranking

Ranked by measured growth, normalized 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

    Skill
    Active

    Agent skill for beautiful, verifiable architecture, workflow, sequence, data-flow, and lifecycle diagrams—self-contained HTML with motion and crisp export.

    JavaScriptLicense: MIT
    • agent-skills
    • architecture-as-code
    • architecture-diagram
    • claude-skill
    • code-visualization

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/tt-a1i/archify ~/.claude/skills/archify

    48 224GitHub stars+16 835 (+53.6 %)
  2. 2

    Skill
    Active

    Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

    JavaScriptLicense: MIT
    • agent-skills
    • ai-agents
    • claude
    • claude-code
    • claude-code-plugin

    githubmeasured growthOpen source ↗

    Install /plugin marketplace add DietrichGebert/ponytail

    126 303GitHub stars+9 838 (+8.4 %)
  3. 3

    Skill
    Active

    Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 190,000+ scientists worldwide. 165 ready-to-use validated skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug…

    PythonLicense: MIT
    • agent-skills
    • ai-scientist
    • bioinformatics
    • chemoinformatics
    • claude

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/K-Dense-AI/scientific-agent-skills ~/.claude/skills/scientific-agent-skills

    42 664GitHub stars+4 642 (+12.2 %)
  4. 4

    Skill
    Active

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

    PythonLicense: MIT
    • agent-skills
    • ai-writing
    • claude-code
    • codex
    • cursor

    githubmeasured growthOpen source ↗

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

    42 798GitHub stars+3 978 (+10.2 %)
  5. 5

    Skill
    Active

    Data visualization Skill for AI Agents, turning data into polished, interactive HTML charts. 面向 AI Agents 的数据可视化 Skill，将数据快速生成精致、可交互的 HTML 图表。

    HTML
    • agent-skills
    • charts
    • claude-code
    • codex
    • data-visualization

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/larashero3-dotcom/lieflat-charts ~/.claude/skills/lieflat-charts

    4 652GitHub stars+2 652 (+132.6 %)
  6. 6

    Skill
    Active

    Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.

    PythonLicense: Apache-2.0
    • ai-agents
    • antigravity
    • ast
    • claude-code
    • code-analysis

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/Graphify-Labs/graphify ~/.claude/skills/graphify

    114 805GitHub stars+2 468 (+2.2 %)
  7. 7

    Skill
    Active

    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

    githubmeasured growthOpen source ↗

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

    31 015GitHub stars+2 402 (+8.4 %)
  8. 8

    Skill
    Active

    Public repository for Agent Skills

    Python
    • agent-skills

    githubmeasured growthOpen source ↗

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

    174 168GitHub stars+1 682 (+0.98 %)
  9. 9

    Skill
    Active

    Production-grade engineering skills for AI coding agents.

    JavaScriptLicense: MIT
    • agent-skills
    • antigravity
    • claude-code
    • codex
    • cursor

    githubmeasured growthOpen source ↗

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

    92 299GitHub stars+1 539 (+1.7 %)
  10. 10

    Skill
    Active

    A skill to stop your coding agent from burying the answer. ADHD-friendly output.

    PythonLicense: MIT
    • adhd
    • claude-
    • claude-code-plugin
    • claude-skills
    • developer-tools

    githubmeasured growthOpen source ↗

    Install /plugin marketplace add ayghri/i-have-adhd

    27 124GitHub stars+1 535 (+6.0 %)
  11. 11

    Skill
    Active

    Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.

    PythonLicense: MIT
    • agent-skills
    • ai-agents
    • book-to-skill
    • context-engineering
    • document-processing

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/virgiliojr94/book-to-skill ~/.claude/skills/book-to-skill

    28 556GitHub stars+1 487 (+5.5 %)
  12. 12

    Skill
    Active

    🎨 Best DeepSeek Harness Design Plugin. The open-source Claude Design alternative. 🖥️ Local-first desktop app. 🖼️ Your coding agent becomes the design engine: prototypes, landing pages, dashboards, slides, images & video — real files,…

    TypeScriptLicense: Apache-2.0
    • agent-skills
    • ai-design
    • byok
    • claude-code-for-design
    • claude-design

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/nexu-io/open-design ~/.claude/skills/open-design

    94 118GitHub stars+1 471 (+1.6 %)
  13. 13

    Skill
    Active

    De-AI writing skill for any Agent Skills-compatible agent (77+ via the Skills CLI), with native plugins for Claude Code, Codex, Grok Build, and Antigravity. Narrative-architecture repair for fiction, venue-matched rules for professional…

    PythonLicense: MIT
    • agent-skills
    • ai-writing
    • antigravity
    • claude-code
    • codex

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/Nanako0129/sepia ~/.claude/skills/sepia

    2 087GitHub stars+1 407 (+206.9 %)
  14. 14

    Skill
    Active

    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

    githubmeasured growthOpen source ↗

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

    61 266GitHub stars+1 041 (+1.7 %)
  15. 15

    Skill
    Active

    Security scanner for AI agent skills. Detect vulnerabilities, malicious patterns, security risks, prompt injection, data exfiltration, and supply-chain risks in Claude Code, Codex, and MCP skills before you install them.

    PythonLicense: Apache-2.0
    • agent-security
    • agent-skills
    • agentic-ai
    • ai-security
    • claude-code

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/NVIDIA/SkillSpector ~/.claude/skills/SkillSpector

    16 172GitHub stars+959 (+6.3 %)
  16. 16

    Skill
    Active

    An agent organization for Claude Code, structured as a company — 15+ departments, 125+ skills, each independently installable.

    MarkdownLicense: MIT
    • agent-marketplace
    • claude-code
    • claude-code-plugin
    • claude-plugin
    • claude-skills

    githubmeasured growthOpen source ↗

    Install /plugin marketplace add cbrock84/headcount

    1 247GitHub stars+949 (+318.5 %)
  17. 17

    Skill
    Active

    Stop That Shit（别再造史了）｜面向 Codex/GPT 场景的多平台 Hook + Skill Guard：拦截 AI coding agent 无需求的哈希、校验和与任务范围膨胀。 A multi-platform Hook + Skill Guard for AI coding agents in Codex/GPT workflows: stop unrequested hashes, checksums, and task-scope creep.

    JavaScriptLicense: MIT
    • agent-skills
    • ai-agents
    • ai-coding
    • claude-code
    • codex

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/lennney/stop-that-shit ~/.claude/skills/stop-that-shit

    1 558GitHub stars+850 (+120.1 %)
  18. 18

    Skill
    Active

    Marketing skills for Claude Code and AI agents. CRO, copywriting, SEO, analytics, and growth engineering.

    JavaScriptLicense: MIT
    • claude
    • codex
    • marketing

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/coreyhaines31/marketingskills ~/.claude/skills/marketingskills

    46 914GitHub stars+833 (+1.8 %)
  19. 19

    Skill
    Active

    AI video skill for Claude Code & Codex — cinematic product videos with Remotion: 152 shot recipe cards, 209 motion previews, a production-ready template

    TypeScriptLicense: Apache-2.0
    • agent-skills
    • ai-agents
    • ai-video
    • claude-code
    • claude-code-skills

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/Vincentwei1021/video-shotcraft ~/.claude/skills/video-shotcraft

    7 488GitHub stars+802 (+12.0 %)
  20. 20

    Skill
    Active

    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

    githubmeasured growthOpen source ↗

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

    15 047GitHub stars+723 (+5.0 %)
  21. 21

    Skill
    Active

    An AI-agent skill that generates browser-editable presentations from multiple visual themes, exportable to HTML, PDF, and PPTX.

    JavaScriptLicense: AGPL-3.0
    • agent-skill
    • ai-agent
    • ai-ppt
    • claude
    • claude-code

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/chuspeeism/dashi-ppt-skill ~/.claude/skills/dashi-ppt-skill

    7 518GitHub stars+677 (+9.9 %)
  22. 22

    Skill
    Active

    Agent skill that turns Claude Code / Codex into a motion-design studio for voiceover-driven explainer videos — word-level voiceover sync, 78 motion recipe cards, an anti-slideshow camera system, Remotion rendering.

    HTML
    • agent-skills
    • ai-agent
    • claude
    • claude-code
    • explainer-video

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/Vincentwei1021/video-talkcraft ~/.claude/skills/video-talkcraft

    730GitHub stars+663 (+989.6 %)
  23. 23

    Skill
    Active

    Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini,…

    JavaScriptLicense: Apache-2.0
    • ai
    • ai-agents
    • ai-memory
    • anthropic
    • artificial-intelligence

    githubmeasured growthOpen source ↗

    Install /plugin marketplace add thedotmack/claude-mem

    93 211GitHub stars+617 (+0.67 %)
  24. 24

    Skill
    Active

    817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works with Claude Code, GitHub Copilot, Codex CLI,…

    PythonLicense: Apache-2.0
    • ai-agents
    • claude-code
    • cloud-security
    • cybersecurity
    • devsecops

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/mukul975/Anthropic-Cybersecurity-Skills ~/.claude/skills/Anthropic-Cybersecurity-Skills

    32 183GitHub stars+547 (+1.7 %)

Learning resources

Ranked by measured growth, normalized across sources. These resources remain available separately and do not take part in the main tool ranking.

  1. 1

    awesome-llm-apps

    Skill
    ActiveOpen source ↗

    100+ AI Agents, Agent Skills and RAG Apps - Free and Open Source.

    PythonLicense: Apache-2.0
    • agents
    • llms
    • python
    • rag
    github

    Install git clone https://github.com/Shubhamsaboo/awesome-llm-apps ~/.claude/skills/awesome-llm-apps

    Resourcemeasured growth
    136 089GitHub stars+777 (+0.57 %)