Backend and APIs

18,786 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

duffel-mcp

2569

AhmedAliQadir/duffel-mcp

MCP server Claude CodeCodexCursor +2

MCP server "duffel-mcp" as configured in AhmedAliQadir/duffel-mcp. Runs locally from the duffel-mcp npm package.

not rated 0 22d ago A tokens not measured original MIT

openapi-mcp-server

2570

TuanLdv/mcp-openapi-server-demo

MCP server Claude CodeCodexCursor +2

An MCP server that exposes OpenAPI endpoints as resources. Runs locally from the @ivotoby/openapi-mcp-server npm package.

not rated 0 22d ago A tokens not measured original MIT

sap-b1-hana-mcp

2571

leonardows1/sap-b1-hana-mcp

MCP server Claude CodeCodexCursor +2

MCP server "sap-b1-hana-mcp" as configured in leonardows1/sap-b1-hana-mcp. Runs locally from the sap-b1-hana-mcp npm package.

not rated 0 22d ago A tokens not measured original MIT

roebi/transparent-openapi-mcp

MCP server Claude CodeCodexCursor +2

KISS MCP server that maps OpenAPI v3 specs 1:1 onto MCP tools, transparently to spec changes. Runs locally from the transparent-openapi-mcp Python package.

not rated 0 21d ago A tokens not measured original MIT

yapi-mcp-bridge

2573

frontzhm/yapi-mcp-bridge

MCP server Claude CodeCodexCursor +2

A locally running MCP bridge for YApi, a tool for managing projects and API documentation. It can query and maintain YApi projects and interfaces.

not rated 0 21d ago A tokens not measured

oss

2574

Abbilville/oss-mcp

Skill Claude CodeCodex

Autonomous Multi-Repo Architecture & Graph Navigator. Use for any multi-repo question, architecture inquiry, cross-service flow, or multi-service onboarding. Automatically checks indexing status; if unindexed or missing, scans the workspace and batch-indexes repos into codebase-memory-mcp, then executes cross-repo…

not rated 0 19d ago A 69 tokens

mcp-mail-server

2575

robotic-wings/mcp-mail-server

MCP server Claude CodeCodexCursor +2

MCP server for IMAP/SMTP email access with environment-based configuration. Runs locally from the mcp-mail-server npm package.

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

smart-fhir-mcp

2576

swami8791/smart-fhir-mcp

MCP server Claude CodeCodexCursor +2

MCP server "smart-fhir-mcp" as configured in swami8791/smart-fhir-mcp. Runs locally from the smart-fhir-mcp npm package.

not rated 0 19d ago A tokens not measured original MIT

cms-test-data-mcp

2577

precise-alloy/cms-test-data-mcp

MCP server Claude CodeCodexCursor +2

MCP server that turns a content plan into an importable Optimizely CMS 12 .episerverdata package. An independent community project, not affiliated with or endorsed by Optimizely. Runs locally from the cms-test-data-mcp npm package.

not rated 0 14d ago A tokens not measured original MIT

hono-apcore

2578

aiperceivable/hono-apcore

MCP server Claude CodeCodexCursor +2

Hono adapter for the apcore AI-Perceivable module ecosystem. Runs locally from the hono-apcore npm package.

not rated 0 19d ago A tokens not measured original Apache-2.0

blobfish-mcp

2579

swayyaam/blobfish-mcp

MCP server Claude CodeCodexCursor +2

Any OpenAPI spec. Zero config. Claude-ready. MCP server that turns any REST API into Claude-callable tools instantly. Runs locally from the blobfish-mcp npm package.

not rated 0 19d ago A tokens not measured copy · 86% MIT

node-sdk

2582

Jorisslagter/sdk-node

MCP server Claude CodeCodexCursor +2

Node.js SDK and MCP server for the Maillog email API. Runs locally from the @maillog/node-sdk npm package.

not rated 0 16d ago A tokens not measured original MIT

mapear-api

2583

MarcosQuintino0/MCP

Skill Claude CodeCodex

Explora o backend e o contrato OpenAPI de uma operação HTTP e produz o MapaDaApi — dependências entre operações, autenticação, regras de negócio não declaradas e divergências entre spec e código. Use como primeira etapa da skill de testes de API, antes de planejar ou gerar qualquer teste.

not rated 0 14d ago A 67 tokens

api-spec

2584

ShanYuCoder/forgekit

Skill Claude Code

EXCLUSIVE /api-spec — ONLY for authoring backend API contract YAML trio per function slug under product/surfaces/. DO NOT merge multiple modules into single markdown files.

not rated 0 14d ago A 37 tokens

mcp-keycloak

2585

mgcrea/mcp-keycloak

MCP server Claude CodeCodexCursor +2

Model Context Protocol server for the Keycloak Admin REST API. Runs locally from the @mgcrea/mcp-keycloak npm package.

not rated 0 8d ago A tokens not measured original MIT

sipgate-mcp

2586

wiesson/sipgate-mcp

Skill Claude CodeCodex

Install and securely configure the sipgate MCP server when a user asks to set up or connect a sipgate account to Codex or Claude. Do not use for ordinary sipgate product questions.

not rated 0 14d ago A 43 tokens original MIT

xiaohuxi/openapi-contract-guard-mcp

MCP server Claude CodeCodexCursor +2

MCP server "openapi-contract-guard-mcp" as configured in xiaohuxi/openapi-contract-guard-mcp. Runs locally from the openapi-contract-guard-mcp Python package.

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

hilo-mcp

2588

cnzontle/hilo-mcp

MCP server Claude CodeCodexCursor +2

Servidor MCP que acompaña la integración con Hilo: contrato de la API, validación de payloads, verificación de webhooks y pruebas contra sandbox. Runs locally from the @cenzontle/hilo-mcp npm package.

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

cgl-interagentmail

2589

cerberusgamelabs/cgl-interagentmail

MCP server Claude CodeCodexCursor +2

File-backed mail, MCP tools, push delivery, and authenticated browser messaging for Codex agents. Runs locally from the cgl-interagentmail Python package.

not rated 0 today A tokens not measured original MIT

public-mcp

2590

spala-ai/spala-public-mcp

MCP server Claude CodeCodexCursor +2

Discovery, OAuth, project operations, and exact project MCP handoff for Spala backend projects. Remote server at mcp.spala.ai.

not rated 0 10d ago A tokens not measured

mcp

2591

formester/mcp

MCP server Claude CodeCodexCursor +2

Give AI agents access to form submissions — read, search, update, and process file attachments. Remote server at app.formester.com.

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

formpaste

2592

webrating/formpaste-mcp

MCP server Claude CodeCodexCursor +2

Create and wire up contact forms from your coding agent. Forms, snippets, and submissions. Runs locally from the formpaste-mcp npm package. Needs 1 environment variable to run.

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

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: