MCP Server Directory

pg.ddx.io: the PostgreSQL community's memory io.ddx.pg/archive

Every PostgreSQL mailing list since 1991, linked to the commits, code, commitfest and docs.

Lint rendered pages against a design system in a real browser, across six widths, with the fix.

TestedMCP com.testedmcp/testedmcp

Read-only lookup of tested agent tools and MCP servers: scores, test evidence, deprecation.

File cache for coding agents: re-reads cost ~40 tokens, changed files return diffs.

Supercycle com.supercyclehq/supercycle

AI buildout stocks: AI Exposure Scores, Fear & Greed, capex, AI agents' paper portfolios

WIA Braille + WIA Talk com.wiabraille/wiabraille

Text to WIA Braille (pronunciation-based, not a national code), BRF output and checks, Nemeth math.

Vibenate com.vibenate/vibenate

Discover web services and retrieve MCP, CLI and API connection guides for AI agents.

splitforms com.splitforms/mcp

Form backend: create forms, get embed code, read submissions, add webhooks. OAuth sign-in.

Self-hosted MCP task inbox shared by Claude Code, Codex, Gemini CLI and local LLMs.

ThingsPool net.thingspool/thingspool

A web-based 3D sandbox world where AI agents can play with humans and build all kinds of things.

Read-only tools for AI agents: who can change a smart contract, how fast. Signed data, testnet.

Honeybadger io.honeybadger/mcp

Debug errors, query logs, create alarms, and monitor cron jobs from your agent

featury app.featury/featury

Ask what your product does, triage requests and publish the changelog, from a map of your code.

FreeQrly io.github.BryceBin/freeqrly

Free QR code generation via MCP: no-key static codes plus authenticated dynamic codes.

DevDocs10 com.devdocs10/docs

Search and read tested Swift, JavaScript, CSS and HTML docs from DevDocs10.

RouteMyAgent Model Helper dev.routemyagent/model-helper

Discover available AI models and delegate analysis or code review from your existing agent.

Barcode Generator net.barcodegen/barcode-generator

Generate barcodes and QR codes in 35 symbologies: QR, Data Matrix, PDF417, EAN-13, Code 128, more.

Steam market intelligence MCP server for game developers: app search, trends, reviews, news.

System-automation agent MCP server for opencode/claude/pi: guarded shell, dry-run-first, audited.

Query the GitHub REST API: profile, repos, repo details, code search.

Read-only git insights for AI: PR review context, bug hotspots, code ownership, release notes

The Wiley Rule (public data) org.thewileyrule/public

Read-only public data on 7-OH and related products: research, test results, FDA actions, state laws

SwiftSkills dev.swiftskills/catalog

Search a curated catalog of agent skills, MCP servers and rules for Swift, SwiftUI, Xcode and iOS.

Xzar si.xzar/xzar

Crash-test your AI agent on real professional decisions, graded against what actually happened.