MCP Server Directory

declaude io.github.tenkenco/declaude

Rewrites Claude-English into plain English, preserving meaning, code and structure.

Read and write checked code rationale stored outside source comments.

LabTestSuperstore io.github.SunRainSnow/labtestsuperstore

Read-only U.S. lab-test catalog, collection-site search, and reference-range context.

Persistent, interactive MCP Apps — the AI builds an app once, you both reuse it

Draft risk-based test plans and assess automated test coverage against product risks with RiskRover.

SF Peninsula building permits and parcel buildability: SB 9, ADU and redevelopment leads.

CircleCI com.circleci/mcp

CircleCI's MCP server: inspect projects, runs, workflows, jobs, logs, tests, and artifacts.

Session memory for coding agents: local-first recall, drift detection, on-device inference.

Revternal io.github.pipeworx-io/revternal

Revternal MCP — wraps Revternal's people/developer intelligence API (api.revternal.com), rebuilt…

Flipnem com.flipnem/flipnem

Build and study spaced-repetition flashcards with your agent.

Connects to Epic MyChart patient portals: interactive login, list and download your own test results

AI Worlds CLI Knowledge com.claude-world/worlds-knowledge

Source-checked CLI guides and model-aware planning for Claude Code, Codex, and Grok Build.

fixture.email — Email Testing for Agents email.fixture/email-testing

Disposable test mailboxes on a real domain: send, receive and assert on real email.

Returns only the unit tests affected by your current Kotlin/Android code changes.

Codebase memory for AI agents: an AST index plus agent-written notes that self-stale.

Turn an unfamiliar codebase into validated architecture, contracts, and a reimplementation spec.

Chainstack com.chainstack/chainstack

Deploy and manage blockchain nodes across 70+ protocols, search docs, request testnet funds.

simplepages ai.simplepages/simplepages

Build and edit landing pages and websites from your AI assistant, and pull how they are performing.

Non-custodial USDC wallet on Base with spending limits enforced in code, not in a prompt.

Developer MCP server: code analysis, JSON repair, imports, diffs, regex, format conversion.

Build Elementor sites with AI agents - native, editable pages via ~90 MCP tools. Free & MIT.

Forge orchestrator MCP server for Claude Code (alpha). Codex/Gemini runners are not in the alpha.

Slide decks over MCP: read and write decks as code, run Lorem's full AI pipeline, export PPTX/PDF.

How long a GPU job will run and cost, before running it — static code analysis, never executed.