Instructions files, custom agents, chat modes and prompts for GitHub Copilot. 6,345 indexed, measured the same four ways as everything else here.
Instructions file GitHub Copilot
Instructions for adeze/raindrop-mcp, covering mcp inspector cli prompt, prerequisites, usage examples, list available tools and send a protocol request (e.g., ping).
Instructions file GitHub Copilot
Copilot instructions for cortex-tms/cortex-tms, covering ⚡ critical rules (zero tolerance), git protocol (mandatory - no exceptions), project essentials, 🏗️ technical map (read order) and 🎯 project-specific rules.
Instructions file GitHub Copilot
Copilot instructions for SwapnilSoni1999/amul-notify: Read AGENTS.md before making or suggesting code changes. It is the canonical operating guide for this repository.
Instructions file GitHub Copilot
Instructions for pass-agent/loomkin: Read and follow CONTRIBUTING.md for all conventions, including commit message format, build commands, and code style.
Instructions file GitHub Copilot
Accessibility requirements for interactive controls, keyboard navigation, screen readers, and contrast.
Instructions file GitHub Copilot
Design principles (DRY, KISS, SOLID, YAGNI) enforced in every code change.
Instructions file GitHub Copilot
WinAppSDK & Windows Platform SDK -- API namespace catalog and lookup guidance.
skills/expand-your-team-with-copilot
Instructions file GitHub Copilot
Instructions for skills/expand-your-team-with-copilot, a project described as: Let Copilot coding agent tackle your issues directly on GitHub. No coding environment needed.
Instructions file GitHub Copilot
Instructions for meta-quest/webxr-first-steps: This is a Meta Quest / Horizon OS sample.
Instructions file GitHub Copilot
Instructions for meta-quest/webxr-first-steps: For this repository, prefer Meta Quest Agentic Tools, the Meta Horizon VS Code/Cursor extension, and the hzdb MCP server.
Instructions file GitHub Copilot
Instructions for lennney/mcp-slim-guard: AGENTS.md is the source of truth for repository and agent guidance. This file is a short review-focused distillation for Copilot surfaces that do not load the full hierarchy. Update AGENTS.md first when a rule changes.
Instructions file GitHub Copilot ✓ vendor
Copilot instructions for microsoft/Agents-for-net, covering copilot instructions for agents-for-net, project overview, build and test, build entire solution and build via top-level project (includes all libraries).
Instructions file GitHub Copilot ✓ vendor
Instructions for microsoft/Agents-for-net, covering code review rules (microsoft 365 agents sdk for .net), what not to comment on, review lenses and severity.
Instructions file GitHub Copilot ✓ vendor
Instructions for microsoft/Agents-for-net, covering proactive messaging context, key design points, endpoint mapping and related source files.
Instructions file GitHub Copilot ✓ vendor
Instructions for microsoft/msagljs, covering copilot instructions for msagl-js, project overview, build, test, and lint, architecture and core data model (@msagl/core).
damiansire/web-worker-patterns
Instructions file GitHub Copilot
Instructions for damiansire/web-worker-patterns, covering persona, examples, resources, best practices & style guide and coding style guide.
Instructions file GitHub Copilot
Copilot instructions for ECPay/ECPay-API-Skill, covering copilot instructions — ecpay api skill, architecture, four http protocol modes, supporting files and validation commands.
Instructions file GitHub Copilot
Instructions for pi22by7/In-Memoria, covering github copilot instructions for in memoria, ⚠️ critical: path parameter usage, why this matters, getting the project path and path convention for all tools.
Luligu/matterbridge-zigbee2mqtt
Instructions file GitHub Copilot
Copilot instructions for Luligu/matterbridge-zigbee2mqtt, covering matterbridge workspace instructions (v.1.0.2), style and formatting, scope and safety, project architecture and testing and validation.
skills/build-applications-w-copilot-agent-mode
Instructions file GitHub Copilot
Instructions for skills/build-applications-w-copilot-agent-mode, covering octofit tracker logic + data tier guidelines, logic tier (node.js + express + typescript) and data tier (mongodb + mongoose).
skills/build-applications-w-copilot-agent-mode
Instructions file GitHub Copilot
Instructions for skills/build-applications-w-copilot-agent-mode, covering octofit tracker react presentation tier guidelines and images.
skills/build-applications-w-copilot-agent-mode
Instructions file GitHub Copilot
Instructions for skills/build-applications-w-copilot-agent-mode, covering octofit tracker multi-tier application setup guidelines, application goals, command execution rules, forwarded ports and project structure.
Instructions file GitHub Copilot
Copilot instructions for animeshkundu/youtube-audio, covering youtube audio - copilot instructions, stack, where code goes, hard invariants (do not break) and gate (run before proposing changes complete).
xpack-ai/XPack-MCP-Marketplace
Instructions file GitHub Copilot
Instructions for xpack-ai/XPack-MCP-Marketplace, covering xpack open source edition - copilot programming guidelines, project architecture, service dependencies, directory structure and coding standards.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: