Backend and APIs MCP servers

1,405 tagged Backend and APIs, measured the same way as everything else here.

Browse within: mcp-server 201model-context-protocol 139LLM 51api 43ai-tools 31cli 29fintech 23email 19openapi 19agentic-ai 18x402 18claude-desktop 17agentic-commerce 16fastapi 15

firebase-mcp-server

769

dasasian/firebase-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server for Firebase — Firestore, Storage, Auth, and Cloud Logging, with schema validation. Runs locally from the @dasasian/firebase-mcp-server npm package.

not rated 0 26d ago A tokens not measured original MIT

delx-agent-utilities

770

davidmosiah/delx-agent-utilities

MCP server Claude CodeCodexCursor +2

Stateless utility tools for AI agents — URL/DNS/x402/JWT/encoding/parsing — local-first, deterministic, no API keys. Runs locally from the delx-agent-utilities Python package.

not rated 0 3d ago A tokens not measured original MIT

mcp-queue-doctor

771

ethanasm/mcp-queue-doctor

MCP server Claude CodeCodexCursor +2

Diagnoses pg-boss and graphile-worker job queues: retry storms, stuck workers, missed schedules. Runs locally from the mcp-queue-doctor npm package.

not rated 0 1mo ago A tokens not measured original MIT

markovo

772

fisher-byte/markovo

MCP server Claude CodeCodexCursor +2

Customer-only Markovo API, CLI, and MCP client. Runs locally from the markovo Python package. Needs 2 environment variables to run.

not rated 0 20d ago A tokens not measured

resend-mcp-server

773

friendlygeorge/resend-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server for Resend — transactional email API for AI assistants... Runs locally from the @supernova123/resend-mcp-server npm package. Needs 1 environment variable to run.

not rated 0 3mo ago A tokens not measured original MIT archived

mcp

774

gba3124/anyhook-mcp

MCP server Claude CodeCodexCursor +2

One of 2 in server.json

Moved to net.anyhook/anyhook. Webhook relay for agents: keyless quickstart, replay, mock. Runs locally from the anyhook-mcp npm package. Needs 2 environment variables to run.

not rated 0 yesterday A tokens not measured original Apache-2.0

battery-erp

775

icohangar-ops/battery-erp

MCP server Claude CodeCodexCursor +2

Battery value-chain ERP domain library with optional inventory REST + MCP adapters. Runs locally from the battery-erp Python package. Needs 2 environment variables to run.

not rated 0 20d ago A tokens not measured original MIT

mcp

776

img-src-io/mcp

MCP server Claude CodeCodexCursor +2

MCP server for img-src.io Image CDN - upload, transform, and deliver images through AI assistants. Runs locally from the @img-src/mcp-server npm package. Needs 1 environment variable to run.

not rated 0 2mo ago A tokens not measured original MIT

usefillo

777

jacobfunch/usefillo

MCP server Claude CodeCodexCursor +2

Fillo MCP server — provision, scaffold, publish, and query forms from your coding agent. Runs locally from the @usefillo/mcp npm package.

not rated 0 today A tokens not measured original MIT

google-news

778

johnisanerd/Apify-Google-News-Scraper

MCP server Claude CodeCodexCursor +2

Google News headlines, sources, and links via the Apify Google News API, hosted MCP. Remote server at mcp.apify.com.

not rated 0 today A tokens not measured

taufunctions

779

jyswee/taufunctions

MCP server Claude CodeCodexCursor +2

Serverless functions for coding agents. Deploy, invoke, monitor. 13 tools, stdio or remote SSE. Runs locally from the taufunctions npm package. Needs 1 environment variable to run.

not rated 0 1mo ago A tokens not measured

form-backend

787

lazymac2x/form-backend-api

MCP server Claude CodeCodexCursor +2

Cloudflare Workers MCP server: form-backend. Remote server at api.lazy-mac.com.

not rated 0 3mo ago A tokens not measured

swiss-energy-mcp

788

malkreide/swiss-energy-mcp

MCP server Claude CodeCodexCursor +2

MCP Server für Schweizer Energiedaten – BFE Elektrizitätsproduktionsanlagen, Windkraft, Wasserkraft, Photovoltaik, Solareignung, Energiestädte via GeoAdmin REST API und opendata.swiss. Runs locally from the swiss-energy-mcp Python package.

not rated 0 11d ago A tokens not measured original MIT

supabase-mcp

789

mcp-dir/supabase-mcp

MCP server Claude CodeCodexCursor +2

Your Supabase account in natural language: run SQL, apply migrations, manage tables, storage, edge f. Remote server at api.mcp.ai.

not rated 0 12d ago A tokens not measured original MIT

mailpal

790

michaelyousrie/mailpal

MCP server Claude CodeCodexCursor +2

List, inspect, and run saved HTTP requests from MailPal collections; write tools on Pro. Runs locally from the mailpal-mcp npm package. Needs 2 environment variables to run.

not rated 0 28d ago A tokens not measured

twilio-mcp-server

791

mrfentmen/twilio-mcp

MCP server Claude CodeCodexCursor +2

Send SMS, MMS, WhatsApp messages, make voice calls, and manage Twilio phone numbers. Runs locally from the twilio-mcp-server npm package. Needs 2 environment variables to run.

not rated 0 1mo ago A tokens not measured

frappe_mcp

792

muthanii/frappe_mcp

MCP server Claude CodeCodexCursor +2

MCP server for Frappe Framework — interact with Frappe sites via Claude, Copilot, and other MCP clients. Runs locally from the frappe-mcp-server Python package. Needs 5 environment variables to run.

not rated 0 1mo ago A tokens not measured original MIT