Backend and APIs

3,494 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 docs2,296Research2,295

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
gesparza8138/aws-messaging-mcp Serverless MCP server for SES email, SMS/MMS/RCS, and CloudFront-signed file sharing 0 Claude Code 1 1,344 tok
Omicron6/Klaim klaim-beta.vercel.app KLAIM is a pay-per-use human verification API for AI agents. Humans keep credentials priva 0 Codex, OpenCode 1 115 tok
thargy/mcp-gateway 0 Codex, OpenCode 1 574 tok
ishan-parihar/amazon-lyr Amazon research & shopping MCP server for AI agents — search, product details, reviews, ca 0 Codex, OpenCode 1 954 tok
TG-Techie/apple-mail-mcp 0 Claude Code 10
ishan-parihar/etmoney-lyr ET Money research layer for AI agents — 67 mutual-fund categories, stock screens & NIFTY c 0 Codex, OpenCode 1 866 tok
Debanjan29/readonly-mssql-mcp-db 0 Claude Code 4 1,726 tok
SDK-E/mailbox Local development mail sink — SMTP catcher with HTTP API, inbox UI, CLI and MCP server 0 Codex, OpenCode 1 555 tok
sentania-labs/vcf-mcp Governed multi-backend MCP appliance for VMware Cloud Foundation 0 Claude Code, Codex, OpenCode 2 2,922 tok
LesterAJohn/fastly-mcp 0 Claude Code 1
ChristianCruger/onenote-mcp Read-only MCP server that lets Claude read local OneNote notebooks over the desktop COM AP 0 Claude Code 1 1,683 tok
bebebebebebebebebebebebebebebe/mcp-examples 0 Claude Code, Codex, OpenCode 8 673 tok
slavamirgit/shop-mcp Read-only MCP server for analytics over a SQLite shop database. 0 Claude Code, Codex, OpenCode 2 737 tok
jaksa-v/mcp-lab 0 Claude Code, Codex, OpenCode 10 2,605 tok
tasqrai/tasqr-mcp-python tasqr.ai Tasqr MCP client (Python): task state management for AI agents. Connects any MCP client to 0 Claude Code 1 2,893 tok
johnqh/shapeshyft_api_mcp MCP server for the ShapeShyft API - lets AI assistants describe, configure, and invoke str 0 Claude Code 1 3,338 tok
wizkax/alpaca-mcp-server-RFJq 0 Codex, OpenCode 1 1,625 tok
CATS70/dolibarr-mcp Serveur MCP en lecture seule (Dolibarr) pour investigation comptable via un assistant IA — 0 Claude Code 42
danielsuguimoto/crisp-mcp-server MCP server for the Crisp REST API 0 Codex, OpenCode 1 576 tok
lalithavallabhaneni01-debug/glean-faq-rag-mcpf glean rag exercise 0 Claude Code 1 1,529 tok
engoetz/sap-adt-mcp MCP server and Python client for the SAP ADT REST API — search, read, write, activate and 0 Claude Code, Codex, OpenCode 2 3,871 tok
Vanderjohnny/solibri-mcp Servidor MCP que conecta uma LLM ao Solibri: 25 ferramentas sobre a REST API local e o mod 0 Claude Code 1 926 tok
CloudSecurityAlliance/csa-skilljar Python library and local MCP server covering both Skilljar REST APIs (v1 + v2). Reproduces 0 Claude Code, Gemini CLI 2 4,349 tok
R0STEFAN/webstudio-ai-agent Local Webstudio MCP bridge & AI agent toolkit for designing, mutating, and cloud-syncing W 0 Codex, OpenCode 1 1,902 tok
giancbaring/msim MCP Server Integration Manager for AnythingLLM 0 Claude Code 1
Abishai95141/FinCon fincon.astutecomputer.com A reconciliation controller that closes the books with a proof, not a plug. Deterministic 0 Claude Code 1 6,604 tok
andreaselmi/threads-mcp MCP server for the Threads API: publish posts, read your own posts, insights and publishin 0 Claude Code 1 591 tok
caa1211/genpdm-mcp-server 0 Claude Code, Codex, OpenCode 2 456 tok
Cyruskraad/codex-claude-mcp Permission-aware local MCP bridge from Codex to Claude Code 0 Claude Code, Codex, OpenCode 14 1,316 tok
capitanes/edvibe-school-mcp Stateless MCP server for the Edvibe School API. Experimental/unofficial pilot. 0 Codex, OpenCode 1 4,578 tok
samisouabni/exoscale-mcp An MCP (Model Context Protocol) server that enables AI assistants to manage [Exoscale](htt 0 GitHub Copilot, Cursor 2 381 tok
alksef/ComfyUI-AIAssistant Let a local AI assistant see your ComfyUI selection — and insert text into it on request. 0 Codex, OpenCode 1 399 tok
XTND-DYNAMICS/xtnd-mcp-one 0 Claude Code 1 236 tok
MithrynMarious/agent-keyring Agent Keyring — sovereign secrets infrastructure for AI agents. MCP server with dual-backe 0 Codex, OpenCode 1 2,212 tok
fathyshalaby/fonio-mcp-community Unofficial community MCP server for fonio.ai public API. MIT licensed; not affiliated with 0 Claude Code, Codex, OpenCode 2 159 tok
Tarika06/mcp-server 0 Claude Code, Codex 5
paarthureddy/TheBlacklisted-NitroStack Protocol-0 is an MCP (Model Context Protocol) server that gives AI assistants, Claude, Cur 0 Claude Code, Codex 6 836 tok
GVR2007/Artha-Live-Data-Finance-Tax-Copilot Artha turns any MCP client into a finance & tax copilot for Indian taxpayers — running on 0 Claude Code, Codex 5
timkeeeeeen/change-signal Source-backed product intelligence from normalized documentation changes, with web, CLI, A 0 Claude Code, Codex, OpenCode 11 2,864 tok
gadgethumans-dev/gadgethumans-mcp gadgethumans.com One hosted MCP endpoint — 46 tools + 300+ REST endpoints. Free tier, no API keys. curl -fs 0 Codex, OpenCode 1 516 tok
granoflow/granoflow-mcp-server MCP server for Granoflow: exposes the local REST API as tools for AI agents, IDEs, and aut 0 Codex, OpenCode 1 435 tok
mailverdict/mailverdict api.mailverdict.dev Keyless email intelligence API: disposable/burner detection, role accounts, free providers 0 Claude Code 1 972 tok
pareelamre/analyzing-llm-rationale Analyzing rationale of LLMs generated to answer forecasting questions from Metaculus 0 Claude Code, Codex, OpenCode 13 1,934 tok
A1-x-Tech/mcp-google-contacts MCP server for Google Contacts (People API) — search, read, create, update and delete cont 0 Claude Code 1 2,436 tok
Bristlecone2026/bristlecone-logic bristleconelogic.com Deterministic guardrails and M2M security rails for autonomous AI agents: pre-socket SSRF 0 Codex, OpenCode 1 271 tok
CSOAI-ORG/webhook-ai-mcp meok.ai Webhook management and debugging. Validate signatures, log events, replay, and analyze web 0 Cursor 1 104 tok
ConvergentMethods/arezzo Deterministic compiler for Google Docs API operations 0 Claude Code 1 2,857 tok
CorantGmbH/mcp-airq-cloud MCP server for air-Q Cloud API — access air quality data from anywhere 0 Claude Code 2 973 tok
DrBaher/supstack-cli supstack.me Evidence-based supplement intelligence as a CLI and MCP server. A thin client over the pub 0 Claude Code 1 977 tok
davidmosiah/delx-mcp-server delx.ai Free MCP stdio bridge for agent continuity: resume after compaction, hand off between runt 0 Codex, OpenCode 1 293 tok