Essential MCP servers for coding agents
For Solo developers wiring up their first coding agent
The MCP servers that turn a chat agent into a working coding assistant: file access, repo operations, database queries, and automated review.
The 80/20 coding-agent stack
These four extensions cover the file, repo, data, and review loop most coding agents need on day one. Get these working before adding anything more specialized.
Scoped file read/write access
Filesystem MCP Server
Give Claude read/write access to local directories via the Model Context Protocol
Repository and pull-request operations
GitHub MCP Server
Interact with GitHub repos, issues, PRs, and code search directly from Claude
Direct database queries
Postgres MCP Server
Query and introspect PostgreSQL databases from Claude using read-safe MCP tools
Automated pull-request review
Code Review Plugin
Analyze staged diffs and PRs for real bugs, with line-referenced findings by severity