Backend and APIs

19,654 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.

trpc-type-safety

1609

dallay/agents-skills

Skill Claude CodeCodex needs its repo

End-to-end type-safe APIs for TypeScript with tRPC, React Query integration, Zod validation, and full-stack type inference without code generation. Use when the task involves tRPC router or procedure, type-safe API, tRPC with React Query, tRPC middleware, tRPC Next.js integration, or end-to-end TypeScript API.

not rated 2 2mo ago A 81 tokens original MIT

halay08/fullstack-agent-skills

Skill Claude CodeCodex

Implement secure API design patterns including authentication, authorization, input validation, rate limiting, and protection against common API vulnerabilities.

not rated 2 9mo ago A 29 tokens

argo-api

1612

jkrumm/hermes-agent

Skill Claude CodeCodex

Call the argo REST API (https://argo.jkrumm.com/api) for TickTick tasks, Gmail, Calendar, Docker (homelab + VPS), UptimeKuma, weather, Garmin Health, Strength tracking, WalkingPad treadmill stats, AI usage/cost, user profile, and read-only SQL — use curl with Bearer $HOMELABAPIKEY.

not rated 2 changed today A 79 tokens

elmapi-content

1613

elmapicms/elmapicms-agent-skills

Skill Claude CodeCodex

Works with Elmapi content entries — list, get, create, update, patch, delete, bulk operations, and optional translation linking. Use when building pages that display, filter, paginate, or mutate content from Elmapi collections.

not rated 2 3mo ago A 50 tokens

idempiere-api

1615

nczz/idempiere-api

Plugin Claude Code

Bundles 5 skills, 9 commands · 383 tokens together

A helper for developing and testing iDempiere REST APIs. iDempiere is an open-source business software system, and REST APIs let other programs communicate with it over the web.

not rated 2 9mo ago A tokens not measured

hookdeck

1616

hookdeck/claude-channel-plugin

Plugin Claude Code

Bundles 1 hook, 1 MCP server

Bridge webhooks from Hookdeck Event Gateway into Claude Code sessions as channel events. Receive GitHub, Stripe, CI, and monitoring webhooks — Claude reacts to them automatically.

not rated 2 7mo ago A tokens not measured

arktype

1617

eralmansouri/arktype-claude-plugin

Skill Claude CodeCodex

Runtime TypeScript validation library with 1:1 type syntax. Use when creating validators, parsing data, or working with ArkType schema definitions using type().

not rated 2 9mo ago A 34 tokens original MIT

carsxe

1618

carsxe/carsxe-claude-plugin

Plugin Claude Code

Bundles 16 skills, 17 commands · 789 tokens together

CarsXE vehicle data APIs — decode VINs, look up license plates, get market values, history, recalls (VIN, YMM, or batch), YMM options, ownership, lien and theft, OBD codes, and more.

not rated 2 changed 1mo ago A tokens not measured original MIT

cloudless

1620

Ch-msm/cc-plugins

Plugin Claude Code

Bundles 1 skill, 1 command · 111 tokens together

A development guide for Cloudless, a microservices framework. Microservices are applications split into smaller services that work together.

not rated 2 8mo ago A tokens not measured

muhkoo-app-builder

1623

muhkoo/builder

Plugin Claude Code

Bundles 1 skill · 0 tokens together

Describe an app idea in plain language and build it end-to-end on Muhkoo: provision the backend (app key, database tables, channels, agents, serverless functions), scaffold a Vite + React client against @muhkoo/connect, verify it with a live Cypress suite, give it a responsive distinctive design, and host it at .

not rated 2 changed 23d ago A tokens not measured original MIT

leon-api-tools

1624

leonaero/leon_software_marketplace

Plugin Claude Code

Bundles 3 skills · 161 tokens together

Claude Code skills for working with the Leon Aviation API — write validated GraphQL queries, design integration architectures, and generate integration guides.

not rated 2 4mo ago A tokens not measured original Apache-2.0

wordpress-developer

1625

umutsevimcann/wordpress-developer-skills

Skill Claude CodeCodex

WordPress theme and plugin development expert. This skill is triggered when users mention WordPress, theme, plugin, Gutenberg, WooCommerce, hook, shortcode, wpenqueue, addaction, addfilter, or related terms.

not rated 2 11mo ago A 48 tokens original MIT

real-time-backend

1626

get-convex/real-time-backend-skill

Skill Claude CodeCodex

Build reactive, type-safe, production-grade backends. ALWAYS use this skill when the user asks to build, plan, design, or implement backend features, APIs, data models, server logic, database schemas, web apps, full stack apps, or mobile apps. This includes planning and architecture discussions — invoke this skill…

not rated 2 9mo ago A 74 tokens

taffy

1628

CFCommunity/llm-marketplace

Plugin Claude Code

Bundles 1 skill · 66 tokens together

Taffy REST API framework skills for building and maintaining Taffy-powered REST APIs.

not rated 2 9mo ago A tokens not measured

add-a-source

1629

mayai-it/bandiradar

Skill Claude CodeCodex

Add a new funding-opportunity source adapter to BandiRadar (e.g. a regional bandi portal, a national incentives feed, an OCDS endpoint). Use when the user wants to integrate a new data source, write a Source adapter, map a raw payload into the canonical Opportunity model, or contribute a regional/sector source.…

not rated 2 4mo ago A 87 tokens original MIT

twilio-manager-mcp

1630

errajibadr/twilio_manager_mcp

MCP server Claude CodeCodexCursor +2

Twilio Manager MCP connects Claude AI or any host to Twilio through the Model Context Protocol (MCP). Runs locally from the twilio-manager-mcp Python package.

not rated 2 11mo ago A tokens not measured

fastapi-mcp-server

1631

purity3/fastapi-mcp-server

MCP server Claude CodeCodexCursor +2

A Model Context Protocol (MCP) server functioning as a Full-Stack Context Bridge for FastAPI, APIRouters, and Pydantic codebase introspection. Runs locally from the fastapi-mcp-server Python package.

not rated 2 1y ago A tokens not measured original MIT

unbundle-openapi-mcp

1632

gurvinder-dhillon/unbundle_openapi_mcp

MCP server Claude CodeCodexCursor +2

MCP server for splitting and extracting parts of OpenAPI specifications. Runs locally from the @auto-browse/unbundle-openapi-mcp npm package.

not rated 2 1y ago A tokens not measured original Apache-2.0

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