The ecosystem surrounding Anthropic’s Claude Code CLI is expanding rapidly. Through the Model Context Protocol (MCP), custom skills, subagent personas, and terminal extensions, developers can turn Claude Code into a customized agentic workstation integrated with databases, issue trackers, CI/CD pipelines, and cloud APIs.
This curated resource directory indexes the top verified MCP Servers, Custom Skills, Subagent Personas, and IDE Integrations available for Claude Code.
🔌 1. Top Verified Model Context Protocol (MCP) Servers
MCP servers provide standardized protocols for Claude Code to execute tools and read context from external infrastructure.
flowchart LR
Claude[Claude Code CLI] <--> MCPBridge[Model Context Protocol]
MCPBridge <--> GitHub[GitHub MCP]
MCPBridge <--> Postgres[PostgreSQL MCP]
MCPBridge <--> Sentry[Sentry Error MCP]
MCPBridge <--> Redis[Redis Cache MCP]Developer Infrastructure & Version Control
| MCP Server Name | Transport | Installation Command | Core Functionality |
|---|---|---|---|
| GitHub MCP | stdio | claude mcp add github -- npx -y @modelcontextprotocol/server-github | Inspect issues, pull requests, commit histories, and review comments. |
| GitLab MCP | stdio | claude mcp add gitlab -- npx -y @modelcontextprotocol/server-gitlab | Query GitLab merge requests, pipeline logs, and repository files. |
| Docker MCP | stdio | claude mcp add docker -- npx -y @modelcontextprotocol/server-docker | Inspect running containers, tail container logs, and analyze Dockerfiles. |
Database & Storage Systems
| MCP Server Name | Transport | Installation Command | Core Functionality |
|---|---|---|---|
| PostgreSQL MCP | stdio | claude mcp add postgres -- npx -y @modelcontextprotocol/server-postgres | Inspect database schemas, execute parameterized SQL queries, and analyze query performance. |
| SQLite MCP | stdio | claude mcp add sqlite -- npx -y @modelcontextprotocol/server-sqlite | Query local SQLite database files (.db/.sqlite) directly inside your repository. |
| Redis MCP | stdio | claude mcp add redis -- npx -y @modelcontextprotocol/server-redis | Inspect Redis cache keys, TTL expiration, and data structures. |
Observability & API Tools
| MCP Server Name | Transport | Installation Command | Core Functionality |
|---|---|---|---|
| Sentry MCP | http | claude mcp add --transport http sentry https://mcp.sentry.io/query | Fetch recent exception stack traces, error frequencies, and affected user sessions. |
| Puppeteer MCP | stdio | claude mcp add puppeteer -- npx -y @modelcontextprotocol/server-puppeteer | Headless browser automation: capture screenshots, scrape SPA rendered DOMs, and audit UI flows. |
| Fetch/Web MCP | stdio | claude mcp add fetch -- npx -y @modelcontextprotocol/server-fetch | Fetch and convert web pages into clean markdown context for Claude analysis. |
🛠️ 2. Essential Custom Skills (.claude/skills/)
Custom skills add reusable slash commands to interactive Claude Code sessions.
| Slash Command | File Location | Operational Blueprint Summary |
|---|---|---|
/deploy | .claude/skills/deploy/SKILL.md | Runs tests, builds bundle, executes deployment script, and verifies health check endpoints. |
/security-audit | .claude/skills/security-audit/SKILL.md | Audits uncommitted git diff for OWASP Top 10 vulnerabilities and hardcoded secrets. |
/db-migrate | .claude/skills/db-migrate/SKILL.md | Generates non-breaking database migration scripts and updates ORM schema definitions. |
/generate-docs | .claude/skills/generate-docs/SKILL.md | Scans exported functions and generates standard TSDoc/JSDoc block comments. |
🤖 3. Dedicated Custom Subagents (.claude/agents/)
Subagents define specialized AI worker personas with restricted toolsets.
| Subagent Name | Invocation Syntax | Specialized Persona Scope |
|---|---|---|
code-reviewer | @code-reviewer | Senior code reviewer enforcing TypeScript strict mode, error handling, and test coverage. |
qa-engineer | @qa-engineer | QA automation specialist generating comprehensive unit, integration, and E2E test suites. |
docs-architect | @docs-architect | Documentation technical writer maintaining CLAUDE.md, API specs, and README references. |
💻 4. IDE Extensions & Shell Integrations
- VS Code Extension: Official Claude Code extension available on the VS Code Marketplace. Features side-by-side terminal integration, interactive diff previews, and
@editorcontext sharing. - JetBrains Plugin: Official plugin for IntelliJ IDEA, PyCharm, WebStorm, and GoLand.
- Flicker-Free Terminal Config (
CLAUDE_CODE_NO_FLICKER=1): Adds smooth streaming line-by-line rendering and mouse scrolling to Zsh and Bash terminals.
Related Guides & Workflows
- For complete command cheat sheets, explore Claude Code Cheat Sheet.
- For custom skill authoring walkthroughs, read How to Build Custom Claude Code Skills.
- For desktop app configuration, see Claude Desktop Download & Setup Guide.
