0xwilliamortiz/claude-red
claude-red is a curated library of offensive security skills designed for the Claude skills system. Each skill is a structured SKILL.md file that primes Claude with expert-level methodology for a specific attack surface — from SQLi to shellcode, EDR evasion to exploit development.
Language: JavaScript
#claude #claude_code #claude_code_plugin #claude_skills #codex #codex_skill #redteam #redteaming #skill #skills
Stars: 448 Issues: 1 Forks: 51
https://github.com/0xwilliamortiz/claude-red

AMAP-ML/LongHorizon-Harness
The long-horizon computer-use harness. Run AI agents across desktop apps and the CLI for extended periods while preserving task state and making reliable progress on complex workflows. Features fresh-context execution, durable verified state, independent auditing, recoverable progress, and native Claude Code / Codex / OpenClaw integration.
Language: Python
#agent #claude #claude_code #claude_plugin #cli #codex #codex_desktop #codex_plugin #cua #gui #harness #long_horizon #long_horizon_agents #longhorizon_harness #loop #loop_engineering
Stars: 524 Issues: 6 Forks: 64
https://github.com/AMAP-ML/LongHorizon-Harness

sv-number/mcp-server
MCP server for AI agents that need a phone number: order a private number in 200+ countries, read the SMS verification code, hand it back. The widest country coverage in the category, and you can check it with one API call.
Language: JavaScript
#ai_agents #claude #claude_code #cline #cursor #mcp #mcp_server #model_context_protocol #otp #phone_verification #sms #sms_verification #typescript #virtual_phone_number #windsurf
Stars: 576 Issues: 0 Forks: 0
https://github.com/sv-number/mcp-server

Leutenegger/book-to-skill
Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.
Language: Python
#agent #agent_memory #agent_skill #agent_skills #agentic #agentic_ai #agents #ai_agents #claude #claude_code #claude_code_plugin #claude_skills #github_copilot #pdf #pdf_document #pdf_generation #pdf_parser #pdf_tools #pdf_viewer #skill_generator
Stars: 1043 Issues: 0 Forks: 132
https://github.com/Leutenegger/book-to-skill

Leutenegger/watermarks-remover
Remove multi-vendor AI provenance traces: Unicode text sanitization, statistical rewriting techniques, and C2PA/metadata stripping from PNG/JPEG/SVG/PDF/DOCX/HTML/MD files
Language: Python
#claude #claude_code #claude_skills #codex #codex_cli #codex_desktop #codex_plugin #codex_skill #codex_skills #grok #grok_45 #grok_ai #grok_build #grok_cli #watermark #watermark_detection #watermark_tools #watermarks
Stars: 915 Issues: 4 Forks: 95
https://github.com/Leutenegger/watermarks-remover

Spielewoy/autoprompt-skill
Autoprompt is a coding-agent skill that cuts failures by 45% on agentic coding tasks.
Language: JavaScript
#agent_orchestration #agent_skills #agentic_workflows #ai_agents #ai_coding #automated_testing #autonomous_agents #claude_code #cli #code_review #codex #coding_agent #developer_tools #github_copilot #multi_agent_systems #opencode #prompt_engineering #subagents #test_driven_development #workflow_automation
Stars: 721 Issues: 6 Forks: 48
https://github.com/Spielewoy/autoprompt-skill

duty1g/x64dbg-mcp-server
x64dbg-MCP Server is a native MCP (Model Context Protocol) plugin for x64dbg that exposes the debugger's full functionality over HTTP. Connect any MCP-compatible AI assistant and control x64dbg programmatically: set breakpoints, step through code, read memory, dump registers, and more. Built with Zig — zero dependencies, single-binary output, cros
Language: Zig
#ai_agents #ai_debugging #binary_analysis #claude #claude_code #malware_analysis #malware_research #malware_scanner #mcp #mcp_server #mcp_servers #x64dbg #x64dbg_mcp #x64dbg_plugin #x64dbg_tools #xdbg #zig #zig_lang #ziglang
Stars: 1019 Issues: 0 Forks: 100
https://github.com/duty1g/x64dbg-mcp-server

ShadowAqueduct/watermark-remover
Purge multi-vendor AI watermarks: clean Unicode text, apply statistical rewrite hooks, and clear C2PA plus metadata from PNG, JPEG, SVG, PDF, DOCX, HTML, and MD.
Language: Python
#claude_ai #claude_code #claude_code_plugin #claude_skills #codex #codex_cli #codex_skill #codex_skills #watermark
Stars: 760 Issues: 6 Forks: 73
https://github.com/ShadowAqueduct/watermark-remover

nateherkai/scroll-craft
Claude Code skill for premium scroll-driven websites. Scroll becomes the timeline, on a real design floor, verified by screenshotting its own scroll.
Language: JavaScript
#accessibility #agent_skills #ai_web_design #anthropic #claude_code #claude_code_plugin #creative_coding #design_system #frontend #interaction_design #landing_page #scroll_animation #scrollytelling #typography #web_design
Stars: 692 Issues: 0 Forks: 123
https://github.com/nateherkai/scroll-craft

Nanako0129/sepia
De-AI writing skill for Claude Code, Codex, Grok Build, and Antigravity — narrative-architecture repair for fiction, venue-matched rules for professional prose. Based on StoryScope (arXiv:2604.03136).
Language: Shell
#agent_skills #ai_writing #antigravity #claude_code #codex #developer_tools #fiction #grok #humanizer #llm #prompt_engineering #writing_tools
Stars: 500 Issues: 0 Forks: 24
https://github.com/Nanako0129/sepia