GitHub MCP Server

MCP server for GitHub operations with Keycard authentication.

Features

• Browse organization repositories and files
• View and search pull requests
• Read PR diffs, comments, and reviews
• Create and manage PR comments and reviews
• Work with GitHub issues
• View CI/check run status

Setup

1. Copy .env.example to .env and fill in your Keycard credentials
2. Run uv sync to install dependencies
3. Run uv run python -m src.server to start the server

Tools

Repository Tools

• list_org_repos - List repos in an organization
• get_repo - Get repository details
• list_branches - List repository branches

File Tools

• get_file_content - Get file content from repo
• list_directory - List directory contents
• search_code - Search code across repos

Pull Request Tools

• my_pulls - Get PRs where you're author/reviewer/mentioned
• list_pulls - List PRs in a repository
• get_pull - Get PR details
• list_pull_files - List files changed in PR
• list_pull_commits - List commits in PR
• get_pull_diff - Get full PR diff

Review Tools

• list_pull_comments - List inline review comments
• list_issue_comments - List conversation comments
• list_reviews - List PR reviews
• get_review - Get specific review details

Issue Tools

• list_issues - List repository issues
• get_issue - Get issue details
• search_issues - Search issues across repos

CI/Checks Tools

• list_check_runs - List check runs for a ref
• get_check_run - Get check run details

Mutation Tools

• create_pull_comment - Add inline comment to PR
• create_issue_comment - Add conversation comment
• create_review - Submit PR review
• update_pull_comment - Edit existing comment
• create_issue - Create new issue
• update_issue - Update existing issue
• merge_pull - Merge a pull request

Deployment

Deploy to Render using render.yaml.