Backend and APIs

18,646 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.

quarkus-agent

409

quarkusio/quarkus-agent-mcp

Plugin Claude Code

Bundles 1 MCP server

MCP server for AI coding agents to create, manage, and interact with Quarkus applications. Provides tools for project scaffolding, dev mode lifecycle, extension skills, Dev MCP proxy, and documentation search.

not rated 52 +1 11d ago A tokens not measured original Apache-2.0

sent

410

sentdm/sent-plugin

Plugin Claude Code

Bundles 19 skills, 1 MCP server · 1,454 tokens together

Official Sent business messaging plugin for SMS, WhatsApp, RCS, API integration, webhooks, routing, two-way messaging, Sender Profiles, migration, compliance, analytics, and agent-safe operations.

not rated 51 6d ago A tokens not measured original MIT

fhir-developer-skills

411

PhenoML/ClaudeFHIRSkill

Plugin Claude Code

Bundles 1 skill · 109 tokens together

Comprehensive FHIR software development skill covering FHIR R4/R5 APIs, resource modeling, server implementation, profile validation, terminology, SMART on FHIR, FSH authoring, SUSHI, GoFSH, and IG publishing.

not rated 51 3mo ago A tokens not measured original Apache-2.0

console-tanstack-api

412

graze-social/cocore

Cursor rule Cursor

TanStack Start server functions exposed to UI only via queryOptions / mutationOptions; Effect stays on the server boundary.

not rated 51 3d ago A 0 tokens

objectstack-platform

414

objectstack-ai/objectstack

Skill Claude CodeCodex needs its repo

Bootstrap, configure, extend, and operate ObjectStack runtimes. Covers project setup (defineStack, drivers, scaffolding), declaring platform capabilities (requires: — which service plugins boot), plugin and service development (PluginContext, DI, kernel hooks like kernel:ready), and operations (CLI commands…

not rated 50 +2 changed 2d ago A SkillSpector: warn 166 tokens original Apache-2.0

backend

416

tenstorrent/tt-studio

Cursor rule Cursor

Backend development rules for TT Studio - AI model management backend.

not rated 49 2d ago A 0 tokens original Apache-2.0

odoo-rpc

417

rosenvladimirov/odoo-claude-mcp

MCP server Claude CodeCodexCursor +2

One of 4 in .mcp.json

MCP server "odoo-rpc", hosted remotely at odoo-rpc-mcp, as configured in rosenvladimirov/odoo-claude-mcp.

not rated 49 3d ago A tokens not measured AGPL-3.0

backend

418

meishanlaoyao/elysia-admin

Cursor rule Cursor

Backend module rules (Elysia + Bun) — file structure, repository usage, code patterns.

not rated 49 +1 2d ago A 0 tokens original MIT

api-to-mcp

419

TykTechnologies/api-to-mcp

MCP server Claude CodeCodexCursor +2

Generates MCP tool code from OpenAPI specs. Runs locally from the @tyk-technologies/api-to-mcp npm package.

not rated 49 1y ago A tokens not measured original MIT

clawpilot

421

kcchien/clawpilot

Skill Claude CodeCodex

Expert skill for OpenClaw (v2026.2.19) — self-hosted AI gateway connecting chat apps (WhatsApp, Telegram, Discord, Slack, iMessage, Signal, LINE, Matrix, Teams, Google Chat) to AI agents. Use when user asks about: installing/configuring/updating OpenClaw, setting up or troubleshooting chat channels, security hardening…

not rated 48 4mo ago A 187 tokens original MIT

mcp

423

kerlos/elysia-mcp

Cursor rule Cursor

TITLE: Implement Transport Error Handling in TypeScript and Python DESCRIPTION: This code snippet illustrates how to incorporate comprehensive error handling within transport implementations. It demonstrates catching exceptions during connection establishment and message transmission, logging errors, and ensuring…

not rated 47 2mo ago A 0 tokens original MIT

rails-hotwire-driver

425

maquina-app/rails-claude-code

Plugin Claude Code

Bundles 1 skill · 213 tokens together

Drive a running local Rails dev server from the terminal — CSRF-correct form submits, OTP-from-log login, Turbo Stream inspection, request-id log correlation, and session bridging to a real browser. Optional agent-browser layer adds screenshots, visual regression, Turbo-event/DOM-condition waits, Stimulus…

not rated 47 22d ago A tokens not measured original MIT

fastapi-builder

426

toffyui/ccteams

Agent Claude Code

FastAPI + Pydantic v2 implementation specialist. Use PROACTIVELY to build async route handlers, dependency injection chains, Pydantic request/response models, and service logic in FastAPI projects.

not rated 47 7d ago A 46 tokens original MIT

mcp-server-servicenow

427

michaelbuckner/servicenow-mcp

MCP server Claude CodeCodexCursor +2

MCP server for ServiceNow - 19 tools + 5 resources for table, CMDB, system, and update set operations. Runs locally from the mcp-server-servicenow Python package.

not rated 47 1y ago A tokens not measured original MIT

jabrena/cursor-rules-spring-boot

Cursor rule Cursor

Spring Boot Core guidelines focus on proper usage of main annotations, bean management, and configuration best practices to build maintainable and efficient Spring Boot applications.

not rated 47 5mo ago A 0 tokens original Apache-2.0 archived

workos

429

workos/skills

Plugin Claude Code

Bundles 2 skills · 295 tokens together

WorkOS integration skills for AuthKit, SSO, Directory Sync, RBAC, Vault, Audit Logs, migrations, and API references.

not rated 46 +1 3d ago A tokens not measured original MIT

dataverse-mcp

430

korchard333/claude-power-platform-community

Skill Claude Code

Dataverse MCP (Model Context Protocol) Integration. Use when: querying Dataverse data conversationally, Copilot Studio tool integration, schema discovery in constrained environments, live data validation during development.

not rated 46 5mo ago A 43 tokens original MIT

regenerate-api

431

bravodev-hub/appointme

Skill Claude Code

Regenerate the AppointMe frontend API client (orval/TanStack Query hooks + TypeScript schemas) after the backend OpenAPI surface changes. Use this whenever backend endpoints, request/response DTOs, or other contract-affecting types are added, removed, or modified — e.g. after editing files under src/AppointMe.Api…

not rated 46 +1 14d ago A SkillSpector: warn 136 tokens original MIT

goddd-api-doc

432

ixugo/goddd

Skill Cursor

Instructions for keeping API documentation in Apifox, a service for describing and testing web APIs. It uses OpenAPI 3.1, a standard format for documenting API endpoints and their request and response data.

not rated 46 +2 6d ago A 121 tokens

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