Tools for Gemini / Google

by Jesse Vincent - A strong bundle of core competencies for software engineering, with good coverage of a large portion of the SDLC - from planning, reviewing, testing, debugging... Well written, well organized, and adaptable. The author refers to them as "superpowers", but many of them are just consolidating engineering best practices - which sometimes does feel like a superpower when working wit

World's largest open-source prompt library. 1000s of prompts for all major models

(132.1k ⭐) - Cross-platform desktop assistant for Claude Code, Codex, OpenCode, OpenClaw, Grok Build, and Hermes Agent

Langchain integrates various providers like Anthropic, AWS, and OpenAI, and offers tools for components such as LLMs, chat models, and data analysis, supporting functionalities from Alpha Vantage to YouTube github | docs

GitHub's open-source toolkit for spec-driven development: spec.md → plan.md → tasks.md artifacts convert natural-language intent into a machine-checkable plan before any code is written, with /specify, /plan, /tasks, and /implement commands that run across Claude Code, Copilot, Codex, and Gemini CLI. The clearest reference implementation of treating spec/plan/task documents — not the prompt — as t

(91.5k ⭐) - An AI SKILL that provide design intelligence for building professional UI/UX multiple platforms

Collection of production LLM applications with source code across RAG, multi-agent, and tool-use patterns. Good reference for how harness primitives combine in real applications

(67.0k ⭐) - AI coding assistant skill (Claude Code, Codex, OpenCode, OpenClaw, Factory Droid, Trae)

Production-grade engineering skills for AI coding agents, packaged as 24 reusable skills covering the full development lifecycle from /spec to /ship. The slash-command interface and context-aware auto-activation make it a concrete reference for turning senior-engineering judgment into agent-executable harness artifacts

(82.2k ⭐) - A Claude Code plugin that automatically captures everything Claude does during your coding sessions, compresses it with AI (using Claude's agent-sdk), and injects relevant context back into future sessions

The official open-source AI agent that brings the power of Gemini directly into your terminal. Features context-aware coding assistance, file manipulation, and command execution capabilities

(59.1k ⭐) - Claude Code skills that turn any codebase into an interactive knowledge graph you can explore, search, and ask questions about (Multi-platform e.g., Codex are supported)

Light and Fast AI Assistant. Support: Web | iOS | MacOS | Android | Linux | Windows

Lobe Chat - an open-source, modern-design AI chat framework. Supports Multi AI Providers( OpenAI / Claude 3 / Gemini / Ollama / DeepSeek / Qwen), Knowledge Base (file upload / knowledge management / RAG ), Multi-Modals (Plugins/Artifacts) and Thinking. One-click FREE deployment of your private ChatGPT/ Claude / DeepSeek application

Intelligent routing across multiple LLM providers with load balancing, intelligent fallbacks, rate limiting, and response caching. Achieves 40–60% token cost reduction through smart model routing (cheap models for simple tasks, capable models for complex reasoning). Essential infrastructure for harnesses operating under strict cost budgets where model selection is a per-turn decision

30 curated skills + 832 SaaS automation templates via Composio. Strong on document processing, creative, and business skills

(54.9k ⭐) - Local code knowledge graph for Claude Code, Codex, Gemini, Cursor, OpenCode, Antigravity, Kiro, and Hermes Agent

Documented system prompts from Anthropic - Claude Fable 5.1, Opus 5.5, 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.

Agents & Pre-built tools

(51.2k ⭐) - API service that wraps Antigravity, Codex, Claude Code, and Grok Build behind OpenAI-, Gemini-, Claude-, and Codex-compatible endpoints

by K-Dense - "A set of ready-to-use Agent Skills for research, science, engineering, analysis, finance and writing." That's their description - modest, simple. That's how you can tell this is really one of the best skills repos on GitHub. If you've ever thought about getting a PhD... just read all of these documents instead. Also I think it IS an AI agent or something? Awesome

Installable library of 1,400+ agentic skills for Claude Code, Cursor, Codex CLI, Gemini CLI, and more. The largest community-driven skill catalog with an npm installer and role-based bundles — a concrete reference for treating skills as versioned harness artifacts rather than ad-hoc prompts

Self-hosted multi-model chat. All major providers

Sub2API 一站式开源中转服务，让 Claude、Openai 、Gemini、Grok订阅统一接入，支持拼车共享，更高效分摊成本，原生工具无缝使用。

LangGraph is a Python library facilitating the construction of stateful, multi-actor applications with LLMs, enabling cyclic coordination across multiple computation steps, particularly suited for agent-like behaviors, while also providing streaming support, and various guides and examples for implementation and usage github

Cross-harness plugin marketplace that maintains one source-of-truth plugins/ directory and generates harness-native artifacts for Claude Code, Codex CLI, Cursor, OpenCode, Gemini CLI, and GitHub Copilot. It is the clearest practical example of treating reusable agent capabilities as a portable distribution format rather than ad-hoc prompt files

17 directives blocking the most common LLM coding honesty failures: hallucinated APIs, invented signatures, false-confidence validation, manufactured-urgency capitulation, authority-driven softening, and self-referential comments. Drop the .mdc in .cursor/rules/

Arm Cloud Migration Assistant accelerates moving x86 workloads to Arm infrastructure. It scans the repository for architecture assumptions, portability issues, container base image and dependency incompatibilities, and recommends Arm-optimized changes. It can drive multi-arch container builds, validate performance, and guide optimization, enabling smooth cross-platform deployment directly inside G

Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI (gpt, claude, gemini, llama, qwen, mistral) github | website

1,000+ agent skills from official dev teams and community. Works with Codex, Claude Code, Gemini CLI, Cursor

753 cybersecurity skills across 38 domains: cloud security, pentesting, red teaming, DFIR, malware analysis, threat intel, and more (MITRE ATT&CK mapped)

Open-source desktop client that runs multiple agent CLIs (Claude Code, Codex, Gemini CLI, Qwen Code) side by side, with multi-session chat, MCP and ACP support, and local file management

Gives Gemini CLI a real Firefox to drive from plain-English instructions: opens pages, clicks, types, reads and screenshots through the real pointer and keyboard. Open source, MIT. Install via gemini extensions install https://github.com/feder-cr/AIHawk

(23.7k ⭐) - Routes Claude Code, Codex, Cursor, Cline, and other coding agents to dozens of model providers with automatic fallback

192 production-ready skills across 9 domains (engineering, marketing, product, compliance, C-level advisory) with 254 Python automation tools. 5,300+ stars

Open-source terminal AI agent optimized for Qwen3-Coder; multi-protocol support (OpenAI/Anthropic/Gemini APIs), 1,000 free requests/day. ~21K+ ⭐

A Ghostty-based macOS terminal with vertical tabs and notifications for AI coding agents. Features notification rings, in-app browser, SSH support, and Claude Code Teams integration

Kanban-based orchestration for 10+ coding agents (Claude Code, Codex, Gemini CLI, Copilot, Amp). Isolated git worktrees per agent, inline diff review. 23,200+ stars

(1.5k ⭐) - Menu bar and terminal app for choosing model providers for Claude Code, Codex, and other coding agents

YAML-driven LLM testing framework with LLM-as-judge, assertion DSL, and native CI integration. The most practical tool for adding agent output regression tests to a PR pipeline without writing a test harness from scratch

macOS menu bar app showing usage stats for Codex, Claude, Cursor, Gemini without login. On-device parsing

OSS. Local-first. No-code app builder

Google's code-first agent framework with built-in multi-agent orchestration, tool registration, session state, and eval pipeline. Its Runner and AgentTool patterns are the reference implementation for wrapping sub-agents as tools in a larger harness

程序员鱼皮的 AI 资源大全 + Vibe Coding 零基础教程，分享 OpenClaw 保姆级教程、大模型玩法（DeepSeek / GPT / Gemini / Claude / GLM）、最新 AI 资讯、Prompt 提示词大全、AI 知识百科（Agent Skills / RAG / MCP / A2A）、AI 编程教程（Harness Engineering）、AI 工具用法（Cursor / Claude Code / TRAE / Codex / Copilot）、AI 开发框架教程（Spring AI / LangChain）、AI 产品变现指南，帮你快速掌握 AI 技术，走在时代前沿。本项目为开源文档 aiguide，已升级为鱼皮 AI 导航网站

(18.8k ⭐) - Unofficial Python API and agentic skill for Google NotebookLM, with programmatic access through Python, a CLI, and AI agents such as Claude Code, Codex, and OpenClaw

Universal AI IDE account manager for Codex, GitHub Copilot, Windsurf, Kiro, Cursor, Gemini CLI. Multi-account switching, quota monitoring

Build reliable customer-facing AI agents with Parlant: an interaction control harness optimized for controlled, consistent, and predictable LLM interactions.

(8.5k ⭐) - A local provider proxy and dashboard that routes Codex CLI, the Codex app, SDKs, and Claude Code to multiple LLM providers

Official collection of examples and guides demonstrating best practices for using the Gemini API. Essential resource for developers getting started

(15.5k ⭐) - Bridge for connecting local AI coding agents to Feishu/Lark, DingTalk, Slack, Telegram, Discord, LINE, WeChat Work, and other messaging platforms

ARTEMIS turns natural-language instructions into reliable Android automation. It automates end-to-end workflows, captures logs, and integrates seamlessly with AI coding assistants such as Antigravity, Codex, and Claude Code. It also achieves 99%+ success rate on AndroidWorld Benchmark.

Self-evolving agent: grows skill tree from 3.3K-line seed, achieving full system control with 6x less token consumption

by siteboon - A web and mobile PWA for driving Claude Code (and Cursor/Codex/Gemini) from any device — file explorer, git, integrated shell, and full session management that reads and writes your real ~/.claude config rather than duplicating it. By far the most-adopted Claude Code UI, with a self-hostable open-source core, an optional Docker microVM sandbox mode, a plugin ecosystem, and tools disa

Comprehensive skill library including autoresearch orchestration with two-loop architecture (inner optimization + outer synthesis)

CRS-自建Claude Code镜像，一站式开源中转服务，让 Claude、OpenAI、Gemini、Droid 订阅统一接入，支持拼车共享，更高效分摊成本，原生工具无缝使用。

(11.6k ⭐) - The power of Claude Code + Gemini / OpenAI / Grok / OpenRouter / Ollama / Custom Model working as one

Free, local tool that tracks AI coding token usage and cost across 31 tools and agents by model, project, and task. Worth including because cross-tool cost visibility is the missing prerequisite for agent FinOps in multi-tool teams — most observability tools either require cloud upload or only cover a single provider

Builds a local, regenerable graph of plain-English system explanations and code relationships, then rides along inside Claude Code, Cursor, Codex, and Gemini via MCP and statusline hooks so the agent stops rediscovering the repo every session. The published SWE-bench Verified and efficiency benchmarks make it the clearest recent demonstration that context delivery for coding agents is a navigation

Google Antigravity models

All-in-one LLM CLI tool featuring shell assistant, REPL mode, RAG, AI tools and agents, supporting 20+ providers

Agentic Coding for Builders who Ship

SOC is a framework enabling multimodal models to operate a computer using human-like inputs and outputs, with compatibility for various models such as GPT-4v, Gemini Pro Vision, and LLaVA, offering future support for additional models and featuring various modes including voice and optical character recognition github | github profile | landing page

(8.7k ⭐) - 45 tips for getting the most out of Claude Code, from basics to advanced - includes a custom status line script, cutting the system prompt in half, using Gemini CLI as Claude Code's minion, and Claude Code running itself in a container

✨ The agentic HTML editor — your local AI agent writes the HTML, you ship it. 🚀 75 Skills × 9 Surfaces (magazine · deck · poster · XHS / tweet · prototype · data report · Hyperframes) 🛡️ Sandboxed preview · 📤 1-click to WeChat / X / Zhihu / HTML / PNG 🔑 Zero API key — Claude Code / Cursor / Codex / Gemini / Copilot / OpenCode / Qwen / Aider.

High-performance AI gateway written in Go. Unifies 23+ providers behind one OpenAI-compatible endpoint with automatic failover, adaptive load balancing, semantic caching, virtual keys and budgets, MCP tool calling, and native Prometheus observability

AWS's open-source, model-driven agent SDK that treats the loop, tool binding, and guardrails as first-class primitives. Supports Bedrock, Anthropic, OpenAI, Gemini, and Ollama with native MCP, built-in observability, and multi-agent patterns — the missing AWS open-source harness framework alongside Bedrock AgentCore

收录最全、更新最快的技能Skills商店：精选原创技能包（涵盖文档处理、内容创作、编程开发、机器学习、自动化工作流），全部打包好可直接安装使用！同时自动抓取GitHub上万个Skills项目，按分类、更新时间、Star数量整理。The most comprehensive and frequently updated AI Agent skill library, featuring curated skill packs across document processing, content creation, programming, machine learning, automated workflows, and many more domains.

Self-hosted multi-protocol AI API proxy for Antigravity, Codex, Grok, Kiro, OpenAI, Claude, and custom providers. Supports OpenAI-compatible API, Claude API, Gemini protocol conversion, GPT, Grok Build, Claude Opus, Gemini Pro, Kimi, MiniMax, provider pools, smart routing, and automatic failover.

(5,538 ⭐) - Google plugin for drafting software specifications with project context and reviewing them with fresh subagents before implementation

(6.0k ⭐) - A library of Agent Skills designed to work with the Stitch MCP server

🦸 AI 编程超能力 · 中文增强版 — superpowers（250k+ ⭐）完整汉化 + 4 个中国原创 skills，让 Claude Code / Copilot CLI / Hermes Agent / Cursor / Windsurf / Kiro / Gemini CLI / Qoder 等 26 款 AI 编程工具真正会干活

AI Agent templates with Skills, Agents, and Workflows (33 skills, MIT)

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.

(3.8k ⭐) - Skill package for ML/CV/NLP paper writing, curated and adapted from Prof. Peng Sida's open notes for Codex, Claude Code, and Gemini

(7.0k ⭐) - Use this skill to enable Claude Code to communicate directly with your Google NotebookLM notebooks

OpenCompass is an LLM evaluation platform, supporting a wide range of models (Llama3, Mistral, InternLM2,GPT-4,LLaMa2, Qwen,GLM, Claude, etc) over 100+ datasets

Self-hosted AI gateway for multi-channel, multi-credential setups — API keys and subscription accounts, scheduling, failover, request logs and usage. 自托管 AI 网关：多渠道多凭据统一接入，含密钥与订阅账号、调度容错、日志与用量。

(2.3k ⭐) - A lightweight desktop app to manage, sync, and organize AI agent skills across 15+ coding tools

The secure, validated skill registry for professional AI coding agents. Extend Antigravity, Claude Code, Cursor, Copilot and more with absolute confidence.

Neovim plugin for AI-assisted coding with agents, slash commands, and multiple LLM support

(3.9k ⭐) - Mac notch and iPhone companion for watching coding-agent activity and approving requests

The agent-native LLM router for autonomous agents. Every frontier model behind one wallet, <1ms local routing, USDC payments on Base & Solana via x402.

by Ruller_Lulu - A desktop pet that reacts to your Claude Code sessions in real-time — thinking, typing, juggling, sleeping, and more. Yep. It's undeniably endearing. And at the end of the day, isn't that what Claude Code is all about?

(1.4k ⭐) - Game development skills for engines and frameworks including Godot, Unity, Unreal, Phaser, Bevy, and Roblox

On-screen aware AI assistant for your desktop. Uses current app context, multiple LLMs, and MCP tools to help you act across apps.

Community-curated Agent Skills directory focused on real-world skills used by engineering teams

A Socratic interview gates the spec on an ambiguity score, then one command drives execution, a staged evaluation gate, and a budgeted evolution loop that runs the semantic stage only

(2.9k ⭐) - The CLI and skills that turn any coding assistant into an expert at creating, evaluating, and deploying AI agents on Google Cloud

A terminal window manager that knows what your agents are doing. Tile panes across nine workspaces in the terminal you already use. A daemon keeps sessions running when you detach and reaches your other machines. The coding agents in your panes report what they are doing, and one Inbox holds everything they are waiting on. Agent integration for claude-code, codex, gemini-cli, opencode, amp, antig…

Collection of AI-related utilities. Welcome to submit issues and pull requests /收藏AI相关的实用工具，欢迎提交issues 或者pull requests

Identify and remove AI watermarks and provenance metadata (Gemini and Veo marks, SynthID, C2PA, EXIF) in images and video you generated yourself, plus provenance metadata in audio. Runs as uvx remove-ai-watermarks mcp

A fast Rust safety hook that blocks destructive shell, git, and filesystem commands before AI coding agents run them. 50+ security packs (databases, Kubernetes, Docker, cloud, Terraform), heredoc/inline-script scanning, CI scan mode, and explain mode; works with Claude Code, Codex, Gemini, Copilot, Cursor, and more.

Production-ready Java framework for distributed, enterprise-grade agents with workspace sandboxing, permission-gated tool calls, AOP-style middleware, and cross-replica session recovery. The Java complement to AgentScope Runtime for teams that need a typed, JVM-native harness stack

Multi-model collaboration system for Claude Code. Orchestrates Claude + Codex + Gemini with 28 slash commands, smart routing (Gemini for frontend, Codex for backend), Agent Teams for parallel development, and 6 built-in quality gate skills. One-command install via npx

CLI tool for tracking token usage from AI coding agents (OpenCode, Claude Code, OpenClaw, Codex, Gemini CLI, Cursor IDE, AmpCode, Factory Droid) with a global leaderboard and 2D/3D contribution graphs

(295 ⭐) - Logo design skill with guidance on visual principles, SVG production, testing, and a reference library

Open-source Go proxy for the Anthropic Messages, OpenAI Chat Completions and Gemini APIs that picks a model per request with an on-box embedder, for Claude Code, Codex, opencode and pi. Self-hostable with BYOK provider keys and OTLP traces. Apache-2.0

Compiles agentic workflows written in Markdown into GitHub Actions YAML. Read-only by default, with writes only through sanitized safe-outputs. Copilot, Claude, Codex, Gemini.

(4.6k ⭐) - Self-organizing Obsidian vault that gives Claude Code, Codex CLI, and Gemini CLI persistent memory

(5.1k ⭐) - Mobile app for Codex, Claude Code, Pi, OpenCode, Kimi Code, and other coding agents