MCP Server Directory

mcp com.googleapis.developerknowledge/mcp

Provides access to Google's public developer documentation.

Serbia Invoices (SEF eFaktura national API) app.wishpool/serbia-invoice-mcp

Serbia SEF eFaktura invoices for AI agents: build UBL 2.1 SRB-CIUS, upload to SEF, query, cancel.

BetterDB MCP server - Valkey observability for Claude Code and other MCP clients

Local MCP gateway that proxies AI clients to many MCP servers with a token-efficient code mode

Independent AI code validation: test bias, edge cases, coverage gaps.

Safe-by-default UniFi MCP: Network + Protect + Access, multi-site, dry-run, audit log.

Free disposable email for AI agents: a throwaway inbox to read verification codes over MCP.

Trust scoring, scam detection, and EAS attestations for ERC-8004 + x402 agents on Base.

Zcash shielded operations for AI agents. Memo decoding, attestation, proof verification.

Git-versioned markdown memory for AI agents: save, search, compact, lint, and audit.

Comprehensive tools for discrete mathematics: logic, algorithms, number theory, cryptography

Code indexing MCP: 15 tools, 10 languages, hybrid search, call graphs, O(1) retrieval.

Polyglot MCP test generation with 8-section contract enforcement across Python, TS, Java, Go, C++.

Persistent codebase intelligence that gives AI assistants memory across sessions

Dev intelligence layer: 7 MCP tools for graph-powered codebase reasoning.

zugabot io.github.Zuga-luga/zugabot

Paid dev services for AI agents: code review, bug-fix, tests, docs, audits. USDC on Base x402.

Offline PineScript v6 → C++ backtests at deterministic TradingView parity, run locally via MCP.

Offline PineScript v6 → C++ backtests at deterministic TradingView parity, run locally via MCP.

Access Aarna's DeFi yield vaults — query NAV/TVL/APY, build transactions, track portfolios.

pipehero io.github.pipehero/pipehero

Debug webhooks from your AI agent: inspect and replay captured webhooks on localhost.

Blockstream Info io.github.pipeworx-io/blockstream-info

Blockstream Esplora Bitcoin block explorer (mainnet + testnet)

Code indexing MCP: 15 tools, 10 languages, hybrid search, call graphs, O(1) retrieval.

CodePic io.github.abelce/codepic

AI agent draws editable hand-drawn diagrams (flowchart, ER, architecture) via MCP, not static images

design-system app.zaklad/design-system

Build and manage your design system with AI: tokens, themes, components, icons, Figma and code.