Trending repositories: anthropic

54 of 54 repositories

• affaan-m/ECC

  The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

  AI summary: A streamlined utility or extension for enhancing Claude Code functionality and agentic workflows.

  238,496developer-toolsJavaScriptMITai-agentsanthropicclaudeclaude-code

• affaan-m/ECC

  The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

  AI summary: A comprehensive collection of guides, prompts, and advanced techniques for Anthropic's Claude Code terminal tool.

  234,735developer-toolsJavaScriptMITai-agentsanthropicclaudeclaude-code

• NousResearch/hermes-agent

  The agent that grows with you

  AI summary: An open-source AI agent framework built by NousResearch for deploying highly capable, autonomous language models.

  226,962ai-mlPythonMITaiai-agentai-agentsanthropic

• anthropics/skills

  Public repository for Agent Skills

  AI summary: Anthropic's official implementation of skills for Claude, enabling dynamic task execution and specialized capabilities.

  166,865ai-mlPythonagent-skillsclaudeanthropicai-agents

• anthropics/claude-code

  Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.

  AI summary: An agentic coding tool by Anthropic that lives in the terminal and executes tasks via natural language.

  140,581developer-toolsPythonclaude-codeanthropicterminalai-assistant

• JuliusBrussee/caveman

  🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

  AI summary: A prompt engineering tool that cuts AI coding agent output tokens by 65% by forcing them to speak like a caveman.

  96,650developer-toolsJavaScriptMITaianthropiccavemanclaude

• thedotmack/claude-mem

  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, Hermes, Copilot, OpenCode + More

  AI summary: A long-term memory engine for Claude AI agents utilizing embeddings and ChromaDB.

  89,975ai-mlJavaScriptApache-2.0aiai-agentsai-memoryanthropic

• rtk-ai/rtk

  CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies

  AI summary: A CLI proxy that drastically reduces LLM token consumption on common development commands.

  75,162developer-toolsRustApache-2.0agentic-codingai-codinganthropicclaude-code

• code-yeongyu/oh-my-openagent

  omo/lazycodex: The coding agent for tokenmaxxers;the one and only agent harness for complex codebases. For your Codex, for your OpenCode

  AI summary: Open-source agentic framework for developing large language model applications with code generation capabilities.

  67,412ai-mlTypeScriptOtheraiai-agentsanthropicchatgpt

• code-yeongyu/oh-my-openagent

  omo/lazycodex: The coding agent for tokenmaxxers;the one and only agent harness for complex codebases. For your Codex, for your OpenCode

  AI summary: A focused distribution of open-source coding assistants tailored for rapid source code synthesis.

  66,735developer-toolsTypeScriptOtheraiai-agentsanthropicchatgpt

• ruvnet/ruflo

  🌊 The leading agent meta-harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, RAG integration, and native Claude Code / Codex / Hermes and many more Integrated

  AI summary: A specialized workflow orchestration tool optimized for Anthropic's Claude models.

  66,483ai-mlTypeScriptMITagentic-aiagentic-frameworkagentic-workflowagents

• headroomlabs-ai/headroom

  Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

  AI summary: An open-source platform for conducting and analyzing AI-driven user research interviews.

  65,316productivityPythonApache-2.0agentaianthropicclaude-code

• shanraisshan/claude-code-best-practice

  from vibe coding to agentic engineering - practice makes claude perfect

  AI summary: A comprehensive collection of optimized prompt patterns for generating code with Anthropic's Claude.

  64,067learningHTMLMITagentic-aiagentic-codingagentic-engineeringagentic-workflow

• santifer/career-ops

  Open-source AI job search: scan job portals, evaluate listings with a structured A-F rubric into a 1.0-5.0 score, tailor your CV, track applications — runs locally in your AI coding CLI (Claude Code, Codex, OpenCode, Antigravity…)

  AI summary: A holistic toolset for tracking, optimizing, and strategically planning software engineering careers.

  62,971productivityJavaScriptMITaiai-agentanthropicats

• headroomlabs-ai/headroom

  Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

  AI summary: The context compression layer for AI agents, reducing tokens for tool outputs, logs, and RAG chunks.

  62,966ai-mlPythonApache-2.0agentaianthropicclaude-code

• asgeirtj/system_prompts_leaks

  Extracted system prompts from Anthropic - Claude Fable 5, Opus 5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-5.6-Sol, Codex. Google - Gemini 3.5 Flash, 3.1 Pro, Antigravity. xAI - Grok, Cursor, Copilot, VS Code, Perplexity, and more. Updated regularly.

  AI summary: An analytical archive of leaked system prompts from major commercial AI applications.

  62,485securityJavaScriptCC0-1.0aiai-agentsai-promptsanthropic

• hesreallyhim/awesome-claude-code

  A hand-picked collection of the finest of resources for the most awesome of agents, Claude Code, the undisputed champion of coding companions, from the unstoppable team at Anthropic PBC. A delectable showcase of top tier skills, ambidextrous agents, scintillating status lines, top notch developer tooling, and also we have plugins

  AI summary: A curated collection of resources, prompts, and examples for utilizing Claude Code.

  51,820developer-toolsPythonOtheragent-skillsagentic-codeagentic-codingai-workflow-optimization

• anthropics/claude-cookbooks

  A collection of notebooks/recipes showcasing some fun and effective ways of using Claude.

  AI summary: A collection of recipes and interactive notebooks for building applications with the Claude API.

  51,075learningJupyter NotebookMITclaudeapijupyter-notebooksprompt-engineering

• diegosouzapw/OmniRoute

  Never stop coding. Free MIT AI gateway: one endpoint, 290+ providers (90+ free), 500+ models — Kimi, Claude, GPT, OpenAI, 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 500+ contributors

  AI summary: A free AI gateway providing access to 290+ providers and 500+ models through a single endpoint.

  42,038ai-mlTypeScriptMITa2aai-agentsai-gatewayanthropic

• luongnv89/claude-howto

  A visual, example-driven guide to Claude Code — from basic concepts to advanced agents, with copy-paste templates that bring immediate value.

  AI summary: A comprehensive guide and collection of practical recipes for maximizing the capabilities of Anthropic's Claude models.

  40,893learningPythonMITclaude-codeguidetutorialprompt-engineering

• anthropics/financial-services

  AI summary: Reference agents, skills, and data connectors for implementing Claude in financial services workflows.

  34,069otherPythonApache-2.0financial-servicesanthropicclaudereference-architecture

• anthropics/financial-services

  AI summary: Official Anthropic plugins enabling Claude to interact with financial services APIs.

  33,867ai-mlPythonApache-2.0anthropicclaude-pluginsfinancial-datafintech

• anthropics/claude-plugins-official

  Official, Anthropic-managed directory of high quality Claude Code Plugins.

  AI summary: The official repository for Anthropic's verified plugins for the Claude ecosystem.

  33,219developer-toolsPythonApache-2.0claude-codemcpskillsanthropic

• K-Dense-AI/scientific-agent-skills

  Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 170,000+ scientists worldwide. 156 ready-to-use skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.

  AI summary: A tailored collection of scientific tools and prompts optimized specifically for the Claude model.

  31,996ai-mlPythonMITagent-skillsai-scientistbioinformaticschemoinformatics

• mukul975/Anthropic-Cybersecurity-Skills

  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, Cursor, Gemini CLI & 20+ platforms · 29 security domains · Apache 2.0

  AI summary: A curated collection of cybersecurity prompts and workflows for Anthropic's Claude.

  27,432securityPythonApache-2.0ai-agentsclaude-codecloud-securitycybersecurity

• jarrodwatts/claude-hud

  A Claude Code plugin that shows what's happening - context usage, active tools, running agents, and todo progress

  AI summary: A heads-up display extension for Claude, enhancing productivity with quick actions.

  27,209productivityJavaScriptMITanthropicclaudeclaude-codecli

• zarazhangrui/frontend-slides

  Create beautiful slides on the web using a coding agent's frontend skills

  AI summary: A tool that leverages AI to generate beautiful HTML presentations without CSS knowledge.

  27,024webJavaScriptMITai-slidesanthropicclaudeclaude-code

• decolua/9router

  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.

  AI summary: An AI coding gateway connecting multiple tools to 40+ providers with token-saving features.

  24,863ai-mlJavaScriptMITai-agentsai-gatewayanthropicchatgpt

• Donchitos/Claude-Code-Game-Studios

  Turn Claude Code into a full game dev studio — 49 AI agents, 72 workflow skills, and a complete coordination system mirroring real studio hierarchy.

  AI summary: A coordinated multi-agent framework that transforms Claude Code into a complete virtual game development studio.

  23,654developer-toolsShellMITai-agentsai-assisted-developmentanthropicclaude

• vxcontrol/pentagi

  Fully autonomous AI Agents system capable of performing complex penetration testing tasks

  AI summary: A fully autonomous AI agent system designed for complex penetration testing.

  21,660securityGoMITai-agentsai-security-toolanthropicautonomous-agents

• xbtlin/ai-berkshire

  AI 时代的伯克希尔：基于 Claude Code / Codex 的价值投资研究框架。巴菲特·芒格·段永平·李录四大师方法论 + 多Agent并行研究。| AI-era Berkshire: a value investing research framework built for Claude Code / Codex. 4 masters' methodologies + multi-agent adversarial analysis.

  AI summary: An AI-driven value investing research framework combining multiple expert methodologies.

  15,087dataPythonMITaiai-agentanthropicberkshire-hathaway

• kyegomez/OpenMythos

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

  AI summary: An open-source framework for generating dynamic, deeply interconnected lore and narratives using LLMs.

  14,782ai-mlPythonMITaianthropicattentionclaude

• NanmiCoder/cc-haha

  Local-first cross-platform desktop workspace for Claude Code / agents: multi-agent, Git worktrees, code diffs, skill marketplace, multi-model, Computer Use, task-aware desktop pets, with WeChat, Feishu, DingTalk, Telegram, WhatsApp and H5 access.

  AI summary: Desktop workstation for Claude Code with multi-agent and git worktree support.

  13,959developer-toolsTypeScriptMITagentaiai-agentanthropic

• aden-hive/hive

  Multi-Agent Harness for Production AI

  AI summary: A decentralized infrastructure network for scaling edge computing tasks.

  10,878infrastructurePythonApache-2.0agentagent-frameworkagent-skillsanthropic

• aden-hive/hive

  Multi-Agent Harness for Production AI

  AI summary: A zero-setup, model-agnostic execution harness that dynamically generates multi-agent topologies for long-running workflows.

  10,786ai-mlPythonApache-2.0agentagent-frameworkagent-skillsanthropic

• tt-a1i/archify

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

  AI summary: Agent skill for generating beautiful, verifiable architecture, workflow, sequence, data-flow, and lifecycle diagrams.

  10,056developer-toolsHTMLMITagent-skillsanthropicarchitecture-diagramclaude-skill

• cobusgreyling/loop-engineering

  Practical patterns, starters & CLI tools for loop engineering with AI coding agents. Design systems that prompt and orchestrate agents (inspired by Addy Osmani and Boris Cherny). Includes loop-audit, loop-init, loop-cost.

  AI summary: A framework for building robust agentic loops and evaluation pipelines.

  9,942ai-mlJavaScriptMITagentic-aiai-agentsai-codinganthropic

• LearningCircuit/local-deep-research

  ~95% on SimpleQA (e.g. Qwen3.6-27B on a 3090). Supports all local and cloud LLMs (llama.cpp, Ollama, Google, ...). 10+ search engines - arXiv, PubMed, your private documents. Everything Local & Encrypted.

  AI summary: Fully local, agentic AI research assistant for conducting deep web research with proper citations.

  8,855ai-mlPythonMITacademiaanthropicarxivbrave

• lidge-jun/opencodex

  Universal provider proxy for OpenAI Codex & Claude Code — use any LLM (Claude, Gemini, Grok, DeepSeek, Ollama…) with Codex CLI, App, SDK, and Claude Code

  AI summary: A universal provider proxy that allows tools like OpenAI Codex and Claude Code to use any LLM backend.

  8,282developer-toolsTypeScriptMITai-gatewayai-toolsanthropicchatgpt

• OpenCoworkAI/open-codesign

  Open-source Claude Design alternative. One-click import your Claude Code / Codex API key. Prompt → prototype / slides / PDF. Multi-model (Claude, GPT, Gemini, Kimi, GLM, Ollama). BYOK, local-first, MIT.

  AI summary: An open-source, local-first alternative to AI UI generators like Claude Design and v0.

  7,669developer-toolsTypeScriptMITai-designanthropicbyokclaude