Repository
SebastienDegodez/copilot-instructions agent skills
- skills
- 19
- GitHub stars
- 197
GitHub description: “A comprehensive codebase of best practices, coding rules, and workflow automation for AI-assisted development with GitHub Copilot. Includes DDD, Clean Architecture, testing, commit conventions, and more. Reference implementation for modern .NET backend projects.”
- Stars
- 197 (33 forks)
- Licence
- Apache-2.0
- Last push
- Oct 2026
- Created
- May 2025
- copilot
- ddd
- dotnet
- clean-architecture
- github-copilot
- ai
- prompt
- prompt-engineering
- prompt-toolkit
- skills
Install all skills
npx skills add SebastienDegodez/copilot-instructionsAdd --skill <name> for a single skill and -a <agent> to choose the agent (see the agent guides).
Skills in SebastienDegodez/copilot-instructions, ranked
Ranked by score. Sort bymost stars,trending,newest,recently updated
| # | Skill | Repository | Stars | Used in | Tokens | Auto-check | Licence | Updated |
|---|---|---|---|---|---|---|---|---|
| 1 | A skill your agent uses when configuring Git hooks in .NET projects before team commits occur, to enforce commit message standards and code formatting automatically | SebastienDegodez/ | 197 | — | ~1.3k | Automated safety check: Pass | Apache-2.0 | today |
| 2 | A skill your agent uses when domain logic leaks into API/Infrastructure, project references violate layer boundaries, or you need to decide between CQS (always), CQRS bus (complex domains), and DDD… | SebastienDegodez/ | 197 | — | ~5.1k | Automated safety check: Pass | Apache-2.0 | today |
| 3 | A skill your agent uses when writing tests from the outside-in, defining behavior before code, or any feature where tests should start from observable business behavior and let internal design emerge | SebastienDegodez/ | 197 | — | ~1.8k | Automated safety check: Pass | Apache-2.0 | today |
| 4 | A skill your agent uses when building Model Context Protocol (MCP) servers in .NET, configuring tools, transports (SSE/stdio), JSON serialization for AOT, or testing MCP endpoints | SebastienDegodez/ | 197 | — | ~1.3k | Automated safety check: Pass | Apache-2.0 | today |
| 5 | A skill your agent uses when creating OpenAPI mock examples for Microcks, setting up request/response routing with dispatchers, or mapping request fields to mock responses | SebastienDegodez/ | 197 | — | ~2.5k | Automated safety check: Pass | Apache-2.0 | today |
| 6 | A skill your agent uses when understanding project composition by language, measuring code change impact, or generating code statistics for CI/CD metrics | SebastienDegodez/ | 197 | — | ~1k | Automated safety check: Pass | Apache-2.0 | today |
| 7 | A skill your agent uses when listing all methods, functions, or classes in a file, exploring unfamiliar code, getting API overviews, or deciding what to read selectively without loading entire files | SebastienDegodez/ | 197 | — | ~1.3k | Automated safety check: Pass | Apache-2.0 | today |
| 8 | A skill your agent uses when searching for files by name, pattern, or type in large directories, or building file lists for pipelines with other tools | SebastienDegodez/ | 197 | — | ~856 | Automated safety check: Pass | Apache-2.0 | today |
| 9 | A skill your agent uses when choosing interactively from search results, files, processes, or any command output with preview capabilities | SebastienDegodez/ | 197 | — | ~914 | Automated safety check: Pass | Apache-2.0 | today |
| 10 | A skill your agent uses when converting existing .prompt.md or .instructions.md files to reusable SKILL.md format, before guessing structure or deciding what to keep/remove | SebastienDegodez/ | 197 | — | ~3.6k | Automated safety check: Pass | Apache-2.0 | today |
| 11 | A skill your agent uses when running mutation testing, killing mutants, verifying test quality, checking mutation score, or analyzing survivors after the test baseline is green | SebastienDegodez/ | 197 | — | ~4.1k | Automated safety check: Pass | Apache-2.0 | today |
| 12 | A skill your agent uses when querying JSON files, filtering or transforming JSON data, or extracting specific fields from large JSON files without loading entire file contents (saves 80-95% context) | SebastienDegodez/ | 197 | — | ~970 | Automated safety check: Pass | Apache-2.0 | today |
| 13 | A skill your agent uses when querying YAML files, filtering or transforming configuration data, or extracting specific fields from large YAML files like docker-compose.yml or GitHub Actions… | SebastienDegodez/ | 197 | — | ~1.1k | Automated safety check: Pass | Apache-2.0 | today |
| 14 | A skill your agent uses when performing text find & replace, batch transformations across files, or when JavaScript-style regex syntax is preferred over sed | SebastienDegodez/ | 197 | — | ~850 | Automated safety check: Pass | Apache-2.0 | today |
| 15 | A skill your agent uses when searching for text patterns across files, finding specific code locations, or getting lines with surrounding context in a single call | SebastienDegodez/ | 197 | — | ~892 | Automated safety check: Pass | Apache-2.0 | today |
| 16 | A skill your agent uses when viewing source files or documentation with syntax highlighting, previewing files with Git integration, or when enhanced readability would improve code review | SebastienDegodez/ | 197 | — | ~1k | Automated safety check: Pass | Apache-2.0 | today |
| 17 | A skill your agent uses when editing code structure with text matching ambiguity, handling "oldstring not unique" problems, or performing formatting-independent pattern matching across function… | SebastienDegodez/ | 197 | — | ~998 | Automated safety check: Pass | Apache-2.0 | today |
| 18 | 18.Gherkin Gate Use before writing any test or implementation task, when observable behavior needs to be captured in business language scenarios and approved by the user before code begins | SebastienDegodez/ | 197 | — | ~554 | Automated safety check: Pass | Apache-2.0 | today |
| 19 | A skill your agent uses when implementing any feature or fix using TDD, before writing any implementation code | SebastienDegodez/ | 197 | — | ~1.4k | Automated safety check: Pass | Apache-2.0 | today |
Questions, answered from the data.
What is the best skill in SebastienDegodez/copilot-instructions?
Setup Husky Dotnet from SebastienDegodez/copilot-instructions ranks first of the 19 skills in SebastienDegodez/copilot-instructions listed here, with the highest score: its repository has 197 GitHub stars, its SKILL.md loads about 1.3k tokens and it passes the automated safety check with no findings. Next come Clean Architecture Dotnet and Outside In TDD.
Are the skills in SebastienDegodez/copilot-instructions official?
None yet. All 19 skills in SebastienDegodez/copilot-instructions listed here come from community repositories; a skill counts as official when the product's own GitHub organization publishes it.
How do I install all skills from SebastienDegodez/copilot-instructions?
Run npx skills add SebastienDegodez/copilot-instructions in your project: the open-source skills CLI installs the repository's skills into your coding agent's skills folder. To install a single skill, open its page here for the exact command.
How are these skills ranked?
By Skill Navigator score, which combines the GitHub stars of the skill's repository (shared across that repo's skills and discounted for large collections), how many other GitHub owners carry a copy of the skill, and automated SKILL.md quality checks, minus penalties for safety-check warnings and for each further skill from the same repository. Skills that fail the safety check are not listed.