# Understand, change, and test a codebase
> Cover repository work, issue planning, error triage, current library docs, and browser testing. Explain which tools can create or change data.
Canonical: https://www.mcpfolio.com/collections/codebase-work
Last updated: 2026-10-18
[GitHub MCP](https://www.mcpfolio.com/servers/github) — Repository & issues

GitHub's official MCP server gives AI clients access to GitHub repositories, issues, pull requests, actions, users, and other capabilities through configurable toolsets.

[Linear MCP](https://www.mcpfolio.com/servers/linear) — Issue planning

Linear's hosted MCP server connects AI clients to Linear data and workflows for finding, creating, and updating issues, projects, and comments.

[Sentry MCP](https://www.mcpfolio.com/servers/sentry) — Error triage

Sentry's hosted MCP server connects AI clients to Sentry organizations and projects to search errors, inspect performance, triage issues, access documentation, and manage project context.

[Context7 MCP](https://www.mcpfolio.com/servers/context7) — Library documentation

Finds current, version-aware library documentation and code examples, then returns relevant context to an AI client.

[DeepWiki MCP](https://www.mcpfolio.com/servers/deepwiki) — Repository context

DeepWiki's hosted MCP server retrieves documentation generated for public GitHub repositories and answers repository questions grounded in that documentation.

[Playwright MCP](https://www.mcpfolio.com/servers/playwright-browser-automation) — Browser testing

A local MCP server that lets AI clients automate browsers through Playwright and structured accessibility snapshots.


## Related

- [All collections](https://www.mcpfolio.com/collections)