Anthropic-Cybersecurity-Skills alternatives
mukul975/Anthropic-Cybersecurity-Skills is a Claude subagent with 32.6k stars and a 100/100 Trust Score. It is a solid option, but not the only one: these are the 8 strongest picks in the same category, compared by Trust Score, maintenance and community.
- 1affaan-m/ECC255.9k
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
Much larger community: 255,949 stars.Install - 2
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, RTK+Caveman compression saves 15-95% tokens, MCP/A2A, Desktop/PWA. Built by 550+ contributors
Verified tier, Trust 100/100.Install - 3langchain-ai/langchain146.1k
The agent engineering platform.
Much larger community: 146,097 stars.Install - 4DietrichGebert/ponytail134.9k
Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
Much larger community: 134,876 stars.Install - 5ComposioHQ/composio30.1k
Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.
Verified tier, Trust 100/100.Install - 6decolua/9router28.4k
Unlimited FREE AI coding. Connect Claude Code, Codex, Cursor, Cline, Copilot, Antigravity to FREE Claude/GPT/Gemini via 40+ providers. Auto-fallback, RTK -40% tokens, never hit limits.
Verified tier, Trust 100/100.Install - 7deepset-ai/haystack26.5k
Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.
Verified tier, Trust 100/100.Install - 8
Extracted system prompts from Anthropic - Claude Fable 5.1, Opus 5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-6-Astra, Codex. Google - Gemini 3.8 Flash, 3.1 Pro, Antigravity. xAI - Grok, Grok Bot, Cursor, Kimi and more! Updated regularly.
Verified tier, Trust 100/100.Install
Comparison generated from directory data (Trust Score, stars, activity), refreshed daily. Anthropic-Cybersecurity-Skills last activity: 10d ago.