Backend and APIs

3,550 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 agents8,442Claude Code6,875Data and AI3,584Git and workflow3,574Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
g-digital-by-Garrigues/GoCertius_MCP GoCertius — Digital Trust services APIs for your agents. Bridges any MCP-compatible client 0 Claude Code 7 —
gkmex75/gkmex-developer-resources gkmex.com Gkmex Cranes API, OpenAPI, MCP, NLWeb, agent skills, and public developer integration reso 0 Codex, OpenCode 1 94 tok
ivanantigravity-lgtm/gpt-image-2-polza-mcp GPT Image 2 MCP server through the Polza API 0 Claude Code 1 200 tok
j0hanz/code-lens Gemini-powered MCP server for code analysis. 0 Codex, OpenCode 1 979 tok
janeksm/mcp-digger Progressive .NET NuGet source explorer for AI agents via MCP 0 Claude Code 5 1,601 tok
jarmstrong158/Conductor Local automation platform with a web dashboard for managing scheduled Python/batch tasks. 0 Claude Code 1 2,365 tok
jasonstockman/warm-mcp MCP server for Warm Financial API 0 Codex, OpenCode 1 117 tok
labjp-mcp/mcp-alertmanager MCP server for Prometheus Alertmanager - native Go binary 0 Claude Code, Codex, OpenCode 2 842 tok
kuwaitdevs/myfatoorah-mcp npmjs.com LLM-friendly MCP server for the MyFatoorah payments API 0 Claude Code, Codex, GitHub Copilot, OpenCode 3 832 tok
lastmanupinc-hub/AXIS-iliad iliad.trustfabric.ai Turn any codebase into agent-ready artifacts. 152 deterministic generators across 21 progr 0 Claude Code, Codex, OpenCode 2 4,593 tok
malkreide/bag-health-mcp MCP server for Swiss Federal Office of Public Health (BAG) — infectious disease surveillan 0 Claude Code 3 4,318 tok
malkreide/news-monitor-mcp MCP server for global news monitoring, sentiment analysis and media briefings via WorldNew 0 Claude Code 3 4,690 tok
malkreide/swiss-ip-mcp MCP server for Swiss intellectual property data – trademarks, patents, SPC/ESZ via the IGE 0 Claude Code 3 8,440 tok
malkreide/swiss-procurement-mcp MCP server for the simap.ch Swiss public procurement API — all cantons, read-only 0 Claude Code 3 6,029 tok
management-cmyk/odoo-mcp-connector Model Context Protocol server for Odoo ERP — query and optionally modify any Odoo instance 0 Claude Code 1 494 tok
mcurmi05/vdiff npmjs.com Breaking-change diffs for npm packages, served over REST and MCP, so coding agents stop wr 0 Claude Code 1 938 tok
nexus-mcp-infra/similarity-search-api-sdk API real generada por FORGE 0 Codex, OpenCode 1 5,406 tok
nulljosh/sidewise sidewise.jaybulb.com Reads 16 feeds across the political spectrum and flags stories only one side is covering. 0 Claude Code, Codex, OpenCode 2 1,122 tok
quality-screener/quality-screener-mcp-server quality-screener-mcp.vercel.app MCP server for the Quality Screener stock screener 0 Claude Code, Codex, OpenCode 9 1,902 tok
proscar87/oura-mcp The Oura v2 API as an MCP server. Paginates, fixes the date range, warns when data is miss 0 Codex, OpenCode 1 4,081 tok
pvliesdonk/logodev-mcp MCP server wrapping the logo.dev API — company logos, brand search, and structured company 0 Claude Code 1 5,200 tok
rchanllc/picdefenseio-mcp-server MCP server for the PicDefense.io API — image risk scoring, EXIF, reverse-image backlinks, 0 Claude Code 1 732 tok
ronitjadhav/geoservercloud-mcp geoservermcp.maplabs.tech MCP (Model Context Protocol) server for GeoServer - enables AI assistants to manage GeoSer 0 Claude Code 1 1,869 tok
saajunaid/caddis-plugin saajunaid.github.io caddis — an opinionated Claude Code plugin for verification-first agentic development: pha 0 GitHub Copilot 32 81,196 tok
shigechika/aruba-central-mcp MCP server for Aruba Central: expose AP, switch, and client status to AI assistants 0 Claude Code, GitHub Copilot 2 3,345 tok
silly-geese/quality-qr-mcp MCP server for creating and managing trackable QR codes. 6 tools, 12 QR types, scan analyt 0 Claude Code 1 198 tok
sethclawd-prog/schemaguard API Schema Drift Monitor — detect breaking changes in OpenAPI specs 0 Codex, OpenCode 1 498 tok
thatdudealso/musicwire musicwire.5432wire.com Musicwire: x402-monetized music composition & render API for AI agents - compose MusicXML 0 Claude Code, Codex, OpenCode 2 1,800 tok
theYahia/boxberry-mcp npmjs.com MCP server for Boxberry — delivery points, shipping, tracking (Russia) 0 Claude Code 3 —
theYahia/mts-exolve-mcp npmjs.com MCP server for MTS Exolve — SMS, calls, recordings, Viber (Russia) 0 Claude Code 1 —
thehesiod/aa-mcp MCP server for read-only American Airlines AAdvantage account access via direct API calls 0 Claude Code 1 2,327 tok
thuupx/lunge lunge-mcp.thupham.io.vn Agent-native API client for REST/GraphQL/WS/SSE/gRPC - driven entirely by MCP tools, built 0 Codex, OpenCode 1 2,050 tok
turbopress-de/turbometrics-mcp 0 Claude Code 1 3,317 tok
vicseeai/vicsee-mcp-server vicsee.com Official MCP server for the VicSee AI video & image generation API. 0 Claude Code 1 1,103 tok
viralnote/mcp-server Model Context Protocol server for ViralNote — schedule posts, manage media, read analytics 0 Codex, OpenCode 1 607 tok
wi9ine/toss-invest-sdk 0 Claude Code, Codex 1 —
WYRE-AI/avanan-legacy-mcp MCP server for the Avanan MSP SmartAPI (legacy tenant management) 0 Claude Code 1 1,185 tok
zalez/perplexity-agent-mcp Zero-dependency, single-file MCP server for Perplexity's Agent API. Python stdlib only — n 0 Claude Code 1 5,496 tok
exp3/StoryCanon 0 Claude Code, Codex 4 —
guinnessNet/maipharm-domae-mcp Integrated medicine wholesale search/order MCP server (8 wholesalers, FastAPI + React + MC 0 Claude Code 1 2,426 tok
postio-uk/postio-integrations postio.co.uk JS-family integration packages for the Postio API: drop-in JS, typed clients, MCP, CDN wor 0 Claude Code 1 1,675 tok
samx-zh/CarbonLot AI agent that computes verified embedded carbon emissions per production lot and auto-draf 0 Claude Code, Codex 5 —
gregoriofraile/gasolineras-mcp MCP server for fuel prices in Spain (official public API, no key) · Servidor MCP de precio 0 Claude Code 1 4,388 tok
aksharasuresh05-rgb/amrita-companion-mcp 0 Claude Code, Codex 5 —
leanvox/mcp-server MCP server for Leanvox TTS API — use Leanvox from Claude, ChatGPT, Cursor, and any MCP cli 0 Claude Code 1 —
stock42/mcp-mongodb 0 Claude Code, Codex, OpenCode 4 1,953 tok
servants-of-the-server-fire/paraph-mcp MCP server for the Paraph e-signature API 0 Claude Code 1 219 tok
jsklan/devin-api-mcp Just a simple wrapper mcp server that extends the functionality of the Devin mcp. https:// 0 Claude Code 1 1,264 tok
hyamie/datagate-mcp MCP server and CLI for the DataGate billing platform API 0 Codex, OpenCode 1 372 tok
chiKeka/alberta-tax-agent Alberta business tax filing agent. Claude MCP plugin with self-learning capabilities. 47 t 0 Claude Code 1 1,434 tok