Copilot instructions examples

MicrosoftCopilot instructions

vscode-pull-request-github

microsoft/vscode-pull-request-github/.github/copilot-instructions.md

No summary in the file. Open it to read it.

MicrosoftCopilot instructions

CsWin32

microsoft/CsWin32/.github/copilot-instructions.md

No summary in the file. Open it to read it.

No other project uses it yet

MicrosoftCopilot instructions

Microsoft365DSC

microsoft/Microsoft365DSC/.github/copilot-instructions.md

You are a lazy senior developer. Lazy means efficient, not careless. The best code is the code never written. Before writing any code, stop at the first rung that holds: Not lazy about: input validation at trust boundaries, error handling that prevents data loss, security, accessibility, the calibration real hardware needs (the platform is never the spec ideal, a clock drifts, a sensor reads off), anything explicitly requested. Lazy code without its check is unfinished: non-trivial logic leaves ONE runnable…

MicrosoftCopilot instructions

Olive

microsoft/Olive/.github/copilot-instructions.md

Microsoft Olive is a Python-based AI model optimization toolkit for the ONNX Runtime. It provides 40+ built-in optimization components for model compression, optimization, fine-tuning, and compilation. Always reference these instructions first and fallback to search or bash commands only when you encounter unexpected information that does not match the info here.

No other project uses it yet

MicrosoftCopilot instructions

pxt

microsoft/pxt/.github/copilot-instructions.md

No summary in the file. Open it to read it.

MicrosoftCopilot instructions

intelligent-terminal

microsoft/intelligent-terminal/.github/copilot-instructions.md

This is the source repository for Windows Terminal, Windows Console Host (conhost.exe), and shared components between them. It is a large C++ codebase built with MSBuild/Visual Studio targeting Windows. Requires Visual Studio (preferably Visual Studio 2026) with "Desktop Development with C++" and "Universal Windows Platform Development" workloads, plus the Windows 11 SDK (10.0.22621.0). The solution uses the .slnx format (OpenConsole.slnx), which requires MSBuild 17.10 or later. If you get "Invalid input 'OpenConsole.slnx'. The file type was not recognized.", update Visual…

No other project uses it yet

MicrosoftCopilot instructions

DirectXTex

microsoft/DirectXTex/.github/copilot-instructions.md

These instructions define how GitHub Copilot should assist with this project. The goal is to ensure consistent, high-quality code generation aligned with our conventions, stack, and best practices. - Code Style: The project uses an .editorconfig file to enforce coding standards. Follow the rules defined in .editorconfig for indentation, line endings, and other formatting. Additional information can be found on the wiki at Implementation. The library's public API requires C++11, and the project builds with C++17 (CMAKE_CXX_STANDARD 17). The command-line…

MicrosoftCopilot instructions

azure-devops-mcp

microsoft/azure-devops-mcp/.github/copilot-instructions.md

Act like a helpful assistant, who is a professional Typescript engineer with a broad experience in LLM. In your work, you rigorously uphold the following guiding principles:

No other project uses it yet

MicrosoftCopilot instructions

maker.js

microsoft/maker.js/.github/copilot-instructions.md

When working on this repository, NEVER commit the following types of files: DO NOT add these files to .gitignore. Users need to see these files locally for development and building. The files should exist in the working directory but should not be committed to the repository. Always: 1. Review the files being committed with git status or git diff --cached 2. Ensure only source code, tests, and documentation are included 3. Check that no build artifacts or lockfiles are being…

MicrosoftCopilot instructions

msticpy

microsoft/msticpy/.github/copilot-instructions.md

MSTICPy is a Python library for InfoSec investigation and threat hunting. It provides: - Line length: 93 characters - Type hints: Required (enforced by mypy, annotations checked) - Always use…

MicrosoftCopilot instructions

snmalloc

microsoft/snmalloc/.github/copilot-instructions.md

- Read the relevant code before proposing or making changes. Keep changes focused, preserve existing structure where practical, and avoid unrelated renames or refactoring. - Use a written plan for genuinely multi-stage work or when the user requests one. Store repository plans in PLAN.md, and obtain approval before implementing a plan that introduces significant design choices. - Match validation effort to the risk and scope of the change. Establish a relevant baseline before broad or high-risk work; small changes may…

No other project uses it yet

MicrosoftCopilot instructions

azure-pipelines-agent

microsoft/azure-pipelines-agent/.github/copilot-instructions.md

This repository contains the Azure Pipelines Agent, a cross-platform build and release agent written in C# for .NET Core. When working with this codebase, follow these guidelines and use the provided development tools. All commands should be run from the src/ directory: Follow the .NET Foundation coding guidelines:

MicrosoftCopilot instructions

DirectXMath

microsoft/DirectXMath/.github/copilot-instructions.md

These instructions define how GitHub Copilot should assist with this project. The goal is to ensure consistent, high-quality code generation aligned with our conventions, stack, and best practices. - Code Style: The project uses an .editorconfig file to enforce coding standards. Follow the rules defined in .editorconfig for indentation, line endings, and other formatting. Additional information can be found on the wiki at Implementation. The code requires C++11/C++14 features. Notable .editorconfig rules: C/C++ files use 4-space indentation, crlf line endings,…

MicrosoftCopilot instructions

DirectXTK12

microsoft/DirectXTK12/.github/copilot-instructions.md

These instructions define how GitHub Copilot should assist with this project. The goal is to ensure consistent, high-quality code generation aligned with our conventions, stack, and best practices. If you are new to DirectX, you may want to start with DirectX Tool Kit for DirectX 11 to learn many important concepts for Direct3D programming, HLSL shaders, and the code patterns used in this project with a more 'newbie friendly' API. - Code Style: The project uses an .editorconfig file to…

MicrosoftCopilot instructions

vscode-cmake-tools

microsoft/vscode-cmake-tools/.github/copilot-instructions.md

You are an expert contributor to microsoft/vscode-cmake-tools, a TypeScript VS Code extension targeting Windows, macOS, and Linux. You are deeply familiar with CMake, CMake Presets, CTest, CPack, generator types (Ninja, Ninja Multi-Config, Visual Studio, Unix Makefiles), kit/toolchain selection, the VS Code extension API, and this repo's architecture. Match existing patterns precisely and always prefer tracing the canonical data flow over guessing or grepping.

MicrosoftCopilot instructions

OpenAPI.NET

microsoft/OpenAPI.NET/.github/copilot-instructions.md

Always use conventional commits format when creating commits. Follow this structure: The scope should indicate the package or area affected (e.g., library, yaml-reader, hidi). If a commit introduces a breaking change, add BREAKING CHANGE: in the footer or append ! after the type/scope: The user might request you update the benchmark information. You might do it on your own if a previous change added new properties to models under src/Microsoft.OpenApi/Models. Always use a separate commit for this change. To do…

MicrosoftCopilot instructions

hve-core

microsoft/hve-core/.github/copilot-instructions.md

Comprehensive coding guidelines and instructions for hve-core

MicrosoftCopilot instructions

vscode-jupyter

microsoft/vscode-jupyter/.github/copilot-instructions.md

This file contains key information to help AI assistants work more efficiently with the VS Code Jupyter codebase. Read .github/typescript-instructions.md for detailed TypeScript development steps.

MicrosoftCopilot instructions

win32metadata

microsoft/win32metadata/.github/copilot-instructions.md

The toolchain converts Windows SDK C/C++ headers into a .NET metadata assembly (Windows.Win32.winmd). Pipeline stages (in order, defined in sources/GeneratorSdk/sdk/sdk.targets): 1. ScrapeHeaders — Win32MetadataScraper hosts ClangSharp PInvokeGenerator as a library,…

MicrosoftCopilot instructions

ai-dev-gallery

microsoft/ai-dev-gallery/.github/copilot-instructions.md

AI Dev Gallery is a WinUI 3 desktop application showcasing local AI capabilities for Windows developers. It features interactive samples powered by local AI models, and enables exporting standalone Visual Studio projects. Tech Stack: C#, WinUI 3, Windows App SDK, ONNX Runtime, WinML, .NET 9.0