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

tieline

794

nugehs/tieline

MCP server Claude CodeCodexCursor +2

Static FE-BE contract-drift checker: finds frontend calls the backend does not expose. CLI + MCP. Runs locally from the @nugehs/tieline npm package.

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

apiosk-mcp

795

obcraft/apiosk-mcp

MCP server Claude CodeCodexCursor +2

Discover, pay for, execute, and publish APIs through Apiosk. Runs locally from the @apiosk/mcp npm package. Needs 2 environment variables to run.

not rated 0 2d ago A tokens not measured

feedhook-mcp

796

patwalls/feedhook-mcp

MCP server Claude CodeCodexCursor +2

Turn a YouTube channel into a webhook: a signed HTTP POST seconds after every new video. Runs locally from the feedhook-mcp npm package. Needs 1 environment variable to run.

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

twitterapi

797

pedrot95dev/twitterapi.mcp

MCP server Claude CodeCodexCursor +2

Read/write X (Twitter) via twitterapi.io: mentions, thread context, create and delete tweets. Runs locally from the @pedrot95dev/twitterapi.mcp npm package. Needs 4 environment variables to run.

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

crc

798

pipeworx-io/mcp-crc

MCP server Claude CodeCodexCursor +2

Checksum MCP — CRC-32 & Adler-32. Remote server at gateway.pipeworx.io.

not rated 0 17d ago A tokens not measured copy · 78% MIT

predicthq

799

pipeworx-io/mcp-predicthq

MCP server Claude CodeCodexCursor +2

PredictHQ MCP — wraps the PredictHQ Events API (predicthq.com). Remote server at gateway.pipeworx.io.

not rated 0 17d ago A tokens not measured copy · 88% MIT

rdap

800

pipeworx-io/mcp-rdap

MCP server Claude CodeCodexCursor +2

RDAP — Registration Data Access Protocol (domains, IPs, ASNs) via IANA bootstrap. Remote server at gateway.pipeworx.io.

not rated 0 17d ago A tokens not measured original MIT

swapi

801

pipeworx-io/mcp-swapi

MCP server Claude CodeCodexCursor +2

SWAPI MCP — wraps the Star Wars API (swapi.dev, free, no auth). Remote server at gateway.pipeworx.io.

not rated 0 17d ago A tokens not measured copy · 70% MIT

url

802

pipeworx-io/mcp-url

MCP server Claude CodeCodexCursor +2

URL parsing & building MCP. Remote server at gateway.pipeworx.io.

not rated 0 17d ago A tokens not measured copy · 86% MIT

zendesk

803

pipeworx-io/mcp-zendesk

MCP server Claude CodeCodexCursor +2

Zendesk MCP Pack — tickets, users, organizations via OAuth. Remote server at gateway.pipeworx.io.

not rated 0 17d ago A tokens not measured copy · 80% MIT

ractermx

804

racter-ciso/ractermx-mcp

MCP server Claude CodeCodexCursor +2

Manage RacterMX email forwarding — domains, aliases, webhooks, and more — via AI. Runs locally from the @ractermx/mcp-server npm package. Needs 2 environment variables to run.

not rated 0 2mo ago A tokens not measured

api

805

rog0x/mcp-api-tools

MCP server Claude CodeCodexCursor +2

HTTP client, JWT decode, header analysis for AI agents. Runs locally from the @rog0x/mcp-api-tools npm package.

not rated 0 5mo ago A tokens not measured original MIT

cache

806

rog0x/mcp-cache-tools

MCP server Claude CodeCodexCursor +2

Cache headers, CDN, LRU simulation for AI agents. Runs locally from the @rog0x/mcp-cache-tools npm package.

not rated 0 5mo ago A tokens not measured

webhook

807

rog0x/mcp-webhook-tools

MCP server Claude CodeCodexCursor +2

Send, validate, debug webhooks for AI agents. Runs locally from the @rog0x/mcp-webhook-tools npm package.

not rated 0 5mo ago A tokens not measured

abovo-mcp-server

808

seanfenlon/abovo-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server "abovo-mcp-server" as configured in seanfenlon/abovo-mcp-server. Launched with https://github.com/seanfenlon/abovo-mcp-server/releases/download/v1.1.1/abovo-mc. Needs 5 environment variables to run.

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

402index

809

ryanthegentry/402index

MCP server Claude CodeCodexCursor +2

Search 15,000+ paid API endpoints across the L402, x402, and MPP protocols on 402index.io. Runs locally from the @402index/mcp-server npm package.

not rated 0 1mo ago A tokens not measured copy · 100% MIT

db-gateway

810

sijunkim/db-gateway

MCP server Claude CodeCodexCursor +2

145+ tools across 8 databases: MySQL, PostgreSQL, Redshift, MongoDB, Redis, Kafka, and more. Runs locally from the db-gateway npm package. Needs 12 environment variables to run.

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

schemaguard

811

sethclawd-prog/schemaguard

MCP server Claude CodeCodexCursor +2

API Schema Drift Monitor — detect breaking changes in OpenAPI specs. Runs locally from the @sethclawd/schemaguard npm package.

not rated 0 6mo ago A tokens not measured original MIT

cds-db-nlquery-mcp

812

shahidla/cds-db-nlquery-mcp

MCP server Claude CodeCodexCursor +2

MCP server for natural-language queries against SAP CAP db-layer entities via real CQN/SQL JOINs. Runs locally from the @shahid.la/cds-db-nlquery-mcp npm package. Needs 4 environment variables to run.

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

symfony-agent-mcp

813

shakaran/symfony-agent-mcp

MCP server Claude CodeCodexCursor +2

Read-only Symfony introspection: routes, services, entities, Doctrine, security, Twig and more. Runs locally from the @shakaran/symfony-agent-mcp npm package. Needs 7 environment variables to run.

not rated 0 5d ago A tokens not measured original MIT

mcp-bbc-goodfood

814

smeet666/mcp-bbc-goodfood

MCP server Claude CodeCodexCursor +2

Search BBC Good Food recipes, read one, and scale its ingredients. No API key. Runs locally from the mcp-bbc-goodfood npm package. Needs 7 environment variables to run.

not rated 0 today A tokens not measured original MIT

vibelogin-mcp

815

vibelogin/mcp

MCP server Claude CodeCodexCursor +2

Add authentication to your app without leaving your IDE. Runs locally from the @vibelogin/mcp npm package.

not rated 0 5mo ago A tokens not measured

specshield-mcp-server

816

specshield-io/specshield-mcp-server

MCP server Claude CodeCodexCursor +2

The API-change deploy gate for AI coding agents. Read-only breaking-change detection. Runs locally from the specshield-mcp-server npm package. Needs 4 environment variables to run.

not rated 0 27d ago A tokens not measured original MIT