Harnesses & Runtime Infra tools for GitHub Copilot

21 projects · 20 with stars to rank by · 67,814 combined stars · snapshot 2026-11-01

The scaffolding around the model rather than the model or the agent: runtimes, providers, gateways, fine-tuning, and what a harness runs on in production.

Targets Copilot: its coding agent, its CLI, or its extension surface.

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Runs on: Windows WSL2 macOS Linux Docker

#ShotProject StarsPlugs into What it doesLang / licence / push
19routerdecolua/9router31,796
1 list
Claude CodeClaude / AnthropicCodex / OpenAIGemini / GoogleGitHub CopilotCursorCline / Roo
(23.7k ⭐) - Routes Claude Code, Codex, Cursor, Cline, and other coding agents to dozens of model providers with automatic fallback
npm install -g 9router
JavaScript
MIT
2026-10-28
2jlcodes99/cockpit-toolsjlcodes99/cockpit-tools19,613
1 list
Codex / OpenAIGemini / GoogleGitHub CopilotCursor
Universal AI IDE account manager for Codex, GitHub Copilot, Windsurf, Kiro, Cursor, Gemini CLI. Multi-account switching, quota monitoring
brew tap jlcodes99/cockpit-tools https://github.com/jlcodes99/cockpit-tools
Rust
—
2026-11-01
3copilot-apiericc-ch/copilot-api4,149
1 list
Claude CodeClaude / AnthropicCodex / OpenAIGitHub Copilot
(4.0k ⭐) - Turns GitHub Copilot into an OpenAI/Anthropic API compatible server, usable with Claude Code
npx copilot-api@latest start
TypeScript
MIT
2025-11-10
4lean-ctxyvgude/lean-ctx3,920
1 list
Claude CodeClaude / AnthropicMCPGitHub CopilotCursor
Context runtime and MCP server that reduces AI coding agent token costs via session caching, AST-aware compression, and shell output patterns. Website
npm install -g lean-ctx-bin # Node.js
Rust
Apache-2.0
2026-11-01
5gotalab/cc-sddgotalab/cc-sdd3,748
1 list
Claude CodeClaude / AnthropicopencodeCodex / OpenAIGemini / GoogleGitHub CopilotCursor
Spec-driven development workflow. Write specs, Codex implements, auto-validates against spec
npx cc-sdd@latest
TypeScript
MIT
2026-10-22
6ccmanagerkbwo/ccmanager1,276
4 lists
Claude CodeClaude / AnthropicopencodeCodex / OpenAIGemini / GoogleGitHub CopilotCursorCline / Roo
Coding agent session manager supporting Claude Code, Gemini CLI, Codex, Cursor, Copilot, Cline, OpenCode, Kimi CLI. Smart auto-approval via Haiku, devcontainer support. 940+ stars
npm install -g ccmanager
TypeScript
MIT
2026-10-27
7Dicklesworthstone/coding_agent_session_searchDicklesworthstone/coding_agent_session_search1,198
1 list
Claude CodeClaude / AnthropicCodex / OpenAIGemini / GoogleGitHub CopilotCursorAider
Unified TUI and CLI to index and search local coding agent session history across 11+ providers including Codex
scoop bucket add dicklesworthstone https://github.com/Dicklesworthstone/scoop-bucket scoop install dicklesworthstone/cass
Rust
—
2026-11-01
8kunal12203/GrapeRootkunal12203/GrapeRoot1,045
1 list
Claude CodeClaude / AnthropicopencodeMCPCodex / OpenAIGemini / GoogleGitHub CopilotCursor
Persistent context and a code knowledge graph for coding agents, with a Codex CLI launcher
scoop bucket add dual-graph https://github.com/kunal12203/scoop-dual-graph scoop install dual-graph
PowerShell
Apache-2.0
2026-09-03
9Awesome-Azure-Openai-Llmkimtth/azure-openai-llm-notes422
1 list
Codex / OpenAIGitHub Copilot
a curated list of 🌌 Azure OpenAI, 🦙Large Language Models, and references with notes
git clone https://github.com/kimtth/awesome-azure-openai-llm.git
Python
—
2026-10-28
10feiskyer/codex-settingsfeiskyer/codex-settings247
1 list
Codex / OpenAIGitHub CopilotLocal / Ollama
Ready-to-use configs for LiteLLM, Ollama, LM Studio, OpenRouter, and Azure OpenAI
npx skills add feiskyer/codex-settings
Python
MIT
2026-09-27
11SplitrailPiebald-AI/splitrail227
1 list
Claude CodeClaude / AnthropicopencodeCodex / OpenAIGemini / GoogleGitHub CopilotCline / Roo
Comprehensive usage analytics platform that tracks and optimizes your Gemini CLI workflows, helping teams understand and improve their AI-assisted development patterns
git clone https://github.com/Piebald-AI/splitrail.git
Rust
MIT
2026-10-30
12LynxPromptGeiserX/LynxPrompt56
4 lists
Claude CodeClaude / AnthropicGemini / GoogleGitHub CopilotCursor
Self-hosted web app that turns one set of AI coding rules into the file each tool reads: Gemini CLI's GEMINI.md, AGENTS.md, CLAUDE.md, Cursor rules and Copilot instructions, 30 rule-file formats in all. Blueprints carry variables so a team shares one set across projects, and the lynxp CLI writes the files into each repository. AGPL-3.0
brew install GeiserX/lynxprompt/lynxprompt
TypeScript
AGPL-3.0
2026-11-01
13re-cinq/shift-logre-cinq/shift-log51
1 list
Claude CodeClaude / AnthropicopencodeCodex / OpenAIGemini / GoogleGitHub Copilot
Automatically saves coding agents' conversations in Git Notes. Works with Codex, Claude Code, Gemini CLI, OpenCode
curl -fsSL https://raw.githubusercontent.com/re-cinq/shift-log/master/scripts/install.sh | bash
Go
—
2026-09-12
14Devie AI Quota Trackermathdevie/devie-ai-quota-tracker19
1 list
Claude CodeClaude / AnthropicCodex / OpenAIGemini / GoogleGitHub CopilotCursor
Dashboard and macOS menu bar for tracking AI subscription quotas in one place (Claude Code, Codex, Gemini CLI, GitHub Copilot, and Cursor). Supports multi-accounts, notifications, and session-timer start optimization
git clone https://github.com/mathdevie/devie-ai-quota-tracker.git
Rust
MIT
2026-10-27
15WaslaThe-Untitled-Org/wasla19
1 list
Claude CodeClaude / AnthropicopencodeMCPCodex / OpenAIGemini / GoogleGitHub Copilot
TypeScript CLI that syncs agents, MCP configs, skills, commands, and workflow assets across Gemini CLI, Claude Code, Codex, OpenCode/OpenClaw, and GitHub Copilot workflows
npm i -g @untitled-devs/wasla
TypeScript
MIT
2026-06-06
16rule-gennedcodes-ok/rule-gen9
1 list
Claude CodeClaude / AnthropicGemini / GoogleGitHub CopilotCursor
Generate AI coding rules from your actual codebase using Google Gemini. Feeds source files into Gemini's 1M token context window and produces project-specific rules. Supports Cursor (.mdc), Claude Code (CLAUDE.md), Copilot, and Windsurf output formats. Zero dependencies
npx rulegen-ai
JavaScript
MIT
2026-03-06
17skilletBrattlof/skillet8
1 list
Claude CodeClaude / AnthropicMCPCodex / OpenAIGemini / GoogleGitHub CopilotCursorCline / Roo
Zero-dependency Go CLI / package manager that installs Agent Skills and MCP servers into Gemini CLI (and other tools), plus Claude Code slash commands and hooks
go install github.com/Brattlof/skillet/cmd/skillet@latest
Go
MIT
2026-09-21
18yoinkMajidRaimi/yoink5
1 list
Claude CodeClaude / AnthropicCodex / OpenAIGemini / GoogleGitHub Copilot
Saves and switches Gemini CLI Google logins (oauth_creds.json and google_accounts.json) alongside Claude Code, Codex, Kimi Code and GitHub Copilot logins, from a CLI or a macOS menu bar app
npm install -g yoink-cli
TypeScript
MIT
2026-10-09
19OpenMoatcrocodile-labs/openmoat4
1 list
Claude CodeClaude / AnthropicMCPCodex / OpenAIGemini / GoogleGitHub CopilotCursor
Local policy layer with a BeforeTool hook for Gemini CLI (openmoat init) that checks every shell command, file read and write, web request and MCP call against one policy before it runs, blocking what the policy denies. Adds an egress proxy, MCP server pinning and a hash-chained audit log, and the same policy covers Claude Code, Codex, Cursor and other agents. Rust, MIT OR Apache-2.0
brew install crocodile-labs/tap/openmoat # macOS and Linux
Rust
MIT
2026-11-01
20Tokenmetermugeshk97/tokenmeter2
1 list
Claude CodeClaude / AnthropicCodex / OpenAIGemini / GoogleGitHub Copilot
Desktop widget that shows Gemini CLI tokens today and over the last 7 days, alongside Claude Code, Codex and Copilot limits. Linux, Windows and macOS
brew install --cask mugeshk97/tap/tokenmeter
JavaScript
MIT
2026-10-01
21ScarwiseDomitorAI/scarwise—
1 list
Claude CodeClaude / AnthropicopencodeCodex / OpenAIGemini / GoogleGitHub CopilotCursor
Gemini CLI hooks (BeforeTool/AfterTool) that learn from failed tool calls by themselves and stop a known mistake before it runs; what one agent learns protects your other agents (Claude Code, Codex, Cursor, OpenCode and more)
npm install -g scarwise
—
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2026-10-30