Backend and APIs

2,673 projects whose own agent configuration covers backend and apis. These are not mods to install — they are how the maintainers of these repositories tell an agent what to do, and what to avoid.

All projects Building agents7,521Claude Code6,606Data and AI3,688Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361Testing2,351DevOps and cloud2,300Writing and docs2,297Research2,295

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
sushiHex/hardline-mcp MCP server that lets local Claude Code, Hermes, and Codex agents message each other — dura 0 Claude Code, Codex, OpenCode 2 2,265 tok
Sedation6612/glp1forum-mcp MCP server to search & read glp1forum.com (XenForo) from Claude — no API keys, system curl 0 Claude Code 1 2,297 tok
anmka-j/subscription-sniper Automated Subscription Auditor built with Nitrostack for Amrita MCP Hackathon 2026. 0 Claude Code, Codex 5
slideless-ai/mcp slideless-mcp.vercel.app Slideless MCP server (Cloudflare Worker) — wraps the Slideless HTTP API as Model Context P 0 Claude Code 1 1,852 tok
azmartone67/dchub-backend 0 Claude Code 3 1,736 tok
chenyuan35/aineedhelpfromotherai aineedhelpfromotherai.com Failure intelligence and shared debugging memory for AI coding agents 0 Claude Code, Codex, OpenCode 8 1,295 tok
ScrapeUnblocker/scrapeunblocker-mcp-remote scrapeunblocker-mcp-remote.vercel.app Hosted (HTTP) MCP server for ScrapeUnblocker on Vercel - connect claude.ai with your own A 0 Claude Code 1 340 tok
shipshapedata/agent-tools shipshapedata.com Agent toolkit for Shipshape Data: MCP servers, agent skills, CLI + SDKs for the keyless re 0 Claude Code 1 253 tok
faahim/postbag postbag.dev A form backend that routes. Every submission stored durably, delivered by rules to email, 0 Claude Code, Codex, OpenCode 2 1,109 tok
toolstop/toolstop toolstop.dev Small, stateless MCP servers served from toolstop.dev 0 Claude Code 1 6,150 tok
urantia-hub/urantia-dev-api urantia.dev API for the Urantia Papers — full-text search, semantic search, entities, audio, OAuth. Ho 0 Claude Code 1 4,240 tok
A1-x-Tech/mcp-google-calendar MCP server for the Google Calendar API — list calendars, create and manage events, attende 0 Claude Code 1 2,368 tok
A1-x-Tech/mcp-google-chat MCP server for the Google Chat API — list and search spaces, read and send messages, work 0 Claude Code 1 2,369 tok
A1-x-Tech/mcp-google-custom-search MCP server for the Google Custom Search JSON API — web and image search through a Programm 0 Claude Code 1 2,472 tok
A1-x-Tech/mcp-google-docs MCP server for the Google Docs API — read documents as text, structure or Markdown, edit t 0 Claude Code 1 2,341 tok
A1-x-Tech/mcp-google-drive MCP server for the Google Drive API — search, organize, upload, download, export, share an 0 Claude Code 1 2,476 tok
A1-x-Tech/mcp-google-forms t.me MCP server for Google Forms — create and publish forms, manage questions and read response 0 Claude Code 1 2,078 tok
A1-x-Tech/mcp-google-gmail MCP server for the Gmail API — search, read and send email, manage drafts, labels and the 0 Claude Code 1 2,486 tok
A1-x-Tech/mcp-google-sheets MCP server for the Google Sheets API — search spreadsheets, read and write ranges, manage 0 Claude Code 1 2,550 tok
A1-x-Tech/mcp-google-slides MCP server for the Google Slides API — create and edit presentations, slides, text, shapes 0 Claude Code 1 2,546 tok
A1-x-Tech/mcp-yandex-audience t.me MCP server for Yandex Audiences — create CRM and LAL segments, manage pixels and access pe 0 Claude Code 1 2,759 tok
A1-x-Tech/mcp-yandex-dostavka t.me MCP server for the Yandex Delivery B2B API — calculate costs, create, and track shipments 0 Claude Code 1 2,169 tok
A1-x-Tech/mcp-yango-delivery t.me MCP server for Yango Delivery’s B2B Express Claims API — quote, book and track courier del 0 Claude Code 1 2,035 tok
A1-x-Tech/mcp-yango-retail t.me MCP server for Yango Tech Retail — inspect and manage stores, catalog, prices, stock and o 0 Claude Code 1 2,180 tok
AccelByte/ags-api-mcp-server A Model Context Protocol (MCP) server that issues AccelByte Gaming Services (AGS) API requ 0 Claude Code 1 1,262 tok
AceDataCloud/AiChatMCP MCP server for AI dialogue across multiple LLM models via Ace Data Cloud. 0 Claude Code 1 377 tok
AceDataCloud/GlmMCP MCP server for GLM chat completions (Zhipu AI) via Ace Data Cloud. 0 Claude Code 1 372 tok
BlueWaterCorp/RiskModels_API riskmodels-api.vercel.app 0 Claude Code, Codex, Cursor, OpenCode 8 5,245 tok
CallMarcus/security-scorecard-mcp Talk to the SecurityScorecard API in natural language from Claude and other MCP clients. C 0 Claude Code 1 2,275 tok
CryptoAPIs-io/cryptoapis-mcp-x402-accept MERCHANT-side x402 MCP paywall — self-hosted proxy that charges agents per tool call on an 0 Claude Code 1 1,027 tok
Dongwu259/photo_s PhotoS — cross-platform batch photo processing toolkit: GUI for humans, CLI/REST/MCP for A 0 Claude Code 1 6,321 tok
Gomess8/API 0 Claude Code 1 930 tok
MGM-FALCON/quelllm-mcp quelllm.fr MCP server for quelllm.fr — 250+ open-weights LLM catalog. Tools: list/compare/estimate VR 0 Claude Code 1 289 tok
Rajveerx11/gfi-scout MCP for Finding Good First Issues for open-source contributions 0 Claude Code 1 1,712 tok
richujames/drug_interaction_checker_mcp 0 Claude Code, Codex 5
SharpLu/ko-mcp Connect any AI agent to 120M+ source-traced SEC filings — MCP server, Python/TypeScript SD 0 Claude Code, Codex, OpenCode 3 2,586 tok
ZahiriNatZuke/whisper-transcribe-mcp MCP server for audio transcription via faster-whisper (local) or OpenAI Whisper API 0 Claude Code, Codex, OpenCode 2 1,300 tok
agent-blueprint/free-blueprints Free MCP server with pre-built AI agent blueprints. No signup, no API key. RFx Procurement 0 Claude Code 1 341 tok
alyiox/mcp-walmart-marketplace MCP server for Walmart Marketplace APIs (US, 3P seller) 0 Claude Code, Codex, OpenCode 2 998 tok
ameernoufil/angel-one-mcp 0 Claude Code 1 725 tok
bgorzelic/ghostlink Security-hardened MCP server giving AI coding agents safe, deterministic, policy-gated acc 0 Claude Code, Codex, OpenCode 2 1,751 tok
bounded-systems/bounded-tools-mcp MCP server over bounded.tools' signed static API — a static-mcp implementation 0 Claude Code 3 672 tok
bounded-systems/site-mcp MCP server over robertdelanghe.dev's signed static API — read-only, verifies responses aga 0 Claude Code 3 348 tok
chrischall/etix-mcp npmjs.com Etix event discovery for Claude — search events, venues & performers and fetch event detai 0 Claude Code 1 1,326 tok
chrischall/gemini-mcp Generate and edit images with Google Gemini (Nano Banana / Nano Banana Pro) via the Gemini 0 Claude Code 1 14,249 tok
chrischall/maxpreps-mcp MCP server for MaxPreps — high school team schedules, scores, records, rosters, stat leade 0 Claude Code 1 551 tok
chrischall/myhotlunchbox-mcp MCP server for My Hot Lunchbox — school lunch calendar, ordering, and payments for a paren 0 Claude Code 1 1,470 tok
chrischall/tripadvisor-mcp TripAdvisor Content API MCP server — location search, details, photos, and reviews for Cla 0 Claude Code 1 2,684 tok
chrischall/untappd-mcp Untappd MCP — search beers/breweries/venues, read check-ins & wishlists, and post check-in 0 Claude Code 1 2,657 tok
chrischall/vibo-mcp npmjs.com MCP server for Vibo (vibodj.com): plan event music — events, timeline, song requests, play 0 Claude Code 1 3,028 tok