Backend and APIs

18,757 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.

saas-development

1561

devbrother2024/saas-starter-kit

Cursor rule Cursor

A set of project rules for building a SaaS application, meaning an online service that users access through the web, with Next.js. It promotes adding features gradually while keeping the project structured for growth.

not rated 2 10mo ago A 1,596 tokens

add-mail

1563

minchieh-fay/god

Skill Claude CodeCodex

A coding plan for adding email alerts to a Go web application. The design uses an SMTP mail server, which is the standard service for sending email, and supports several recipients.

not rated 2 6mo ago A 35 tokens original Apache-2.0

node-express-security

1564

coldtatooine/vuln-skill-pack

Cursor rule Cursor

Node.js & Express API security footguns — missing auth/authz middleware, IDOR, broken JWT verification, permissive CORS, SQL/NoSQL/command injection, missing rate limiting, mass assignment. Apply when reviewing, building, or shipping a Node/Express (or Fastify/Koa/Nest) backend.

not rated 2 18d ago A 0 tokens original MIT

SrulyRosenblat/skill-cards

Skill Claude Code

Guide for advanced Next.js App Router patterns including Route Handlers, Parallel Routes, Intercepting Routes, Server Actions, error boundaries, draft mode, and streaming with Suspense. CRITICAL for server actions (action.ts, actions.ts files, 'use server' directive), setting cookies from client components, and form…

not rated 2 2mo ago A 111 tokens

fluig-totvs

1566

Wisleey/Skill-FLUIG-TOTVS-Cursor

Skill Claude CodeCodex

Implementa e altera processos Fluig/TOTVS (forms, events, workflow, datasets) seguindo o padrão do processo aberto. Use ao trabalhar com Fluig, TOTVS, Fluig Studio, displayFields, enableFields, validateForm, beforeSendValidate, servicetask, hAPI, zoom, pai-filho, datasets ou diagramas .process.

not rated 2 29d ago A 79 tokens

backend

1568

sowee121/xx-chat-ai

Cursor rule Cursor

Backend development rules for XX Chat AI using Fastify, server-sent events, provider integrations, and SQLite. Server-sent events are a way to stream updates from a server to a browser.

not rated 2 3d ago A 0 tokens

java-backend-test-ops

1569

LSRabbit6/cursor-genesis

Skill Claude CodeCodex

A set of practices for running Java backend integration tests with Maven, Spring Boot, Testcontainers, Docker Desktop, and MySQL containers. It covers container resource issues, Spring Boot null-safety rules, and changes to shared test base classes.

not rated 2 27d ago A 147 tokens

flittpayments/flitt-integration-skill

Skill Claude CodeCodex

Use when implementing, reviewing, debugging, testing, or documenting Flitt payment integrations, including hosted checkout, direct API payments, webhooks, callbacks, signatures, Apple Pay, Google Pay, recurring payments, subscriptions, reversals, reports, SDK usage, and failed payment analysis.

not rated 2 3mo ago A 63 tokens

api-analyzer

1571

Nuggets1024/api-analyzer

Skill Claude CodeCodex

A backend API investigation skill that maps interfaces, traces individual request paths, and diagnoses server errors. It applies to common frameworks such as Spring, Express, FastAPI, and Gin.

not rated 2 5mo ago A 53 tokens original MIT

david-martin/mcp-helper

Cursor rule Cursor

Cursor rule "envoy-external-processor" from david-martin/mcp-helper, covering envoy external processor development, core architecture, service implementation, server structure and main process loop.

not rated 2 1y ago A 1,243 tokens

odata

1574

bluefunda/odata-mcp

MCP server Claude CodeCodexCursor +2

MCP server "odata" as configured in bluefunda/odata-mcp. Launched with /usr/local/bin/odata-mcp. Needs 5 environment variables to run.

not rated 2 22d ago A tokens not measured original Apache-2.0

rage-framework

1575

rage-rb/skills

Skill Claude CodeCodex

Develop and maintain Rage apps (Gemfile includes gem "rage-rb") - controllers, routing, server-sent events, deferred jobs, events, websockets, OpenAPI, logging/telemetry, sessions/cookies, and RSpec.

not rated 2 2mo ago A 54 tokens original MIT

victoralbino/agent-skills

Skill Claude CodeCodex

Domain-oriented architecture for Laravel without external package dependencies, based on concepts from "Laravel Beyond CRUD" (Spatie). Use this skill when the user wants to structure a Laravel project using DDD, domain-oriented architecture, or organize code by business concepts instead of technical properties. Also…

not rated 2 6mo ago A 158 tokens

odoo-17.0

1577

AlessandroRLM/agent-skills

Skill Claude CodeCodex

Odoo 17.0 full-stack development skill for AI agents. Covers backend module architecture, ORM models and fields, API decorators, recordset operations, actions, performance patterns, testing, and built-in mixins. Use when building, extending, or debugging Odoo 17.0 custom modules. Triggers on tasks involving…

not rated 2 1mo ago A 109 tokens

hyperterse-builder

1578

hyperterse/agent-skills

Skill Claude CodeCodex

Build complete Hyperterse MCP server projects from natural language. Use when the user asks to create an API, backend, MCP server, database-backed tools, or mentions Hyperterse.

not rated 2 6mo ago C 42 tokens

skeduloDevelopers/agent-skills

Skill Claude CodeCodex

This skill enables Claude to define, edit, review, and deploy Skedulo Pulse object models — custom objects, custom fields on standard objects, lookups, picklists, and constraint-based validation rules. Object-model work sits on the critical path of every Pulse implementation, so getting the state-file shape right is…

not rated 2 1mo ago A 70 tokens

sql-optimize-orm-query

1580

Nikxxx007/agents-skills

Skill Claude CodeCodex

Optimize ORM database access code while preserving returned data. Use when the user provides ORM code and asks to make it faster, reduce N+1 queries, reduce over-fetching, improve generated SQL, optimize relation loading, improve pagination, or decide whether raw SQL is needed.

not rated 2 4mo ago A 61 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 7mo ago A 29 tokens

elmapi-content

1583

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 1mo ago A 50 tokens

monospace

1584

directus/monospace-agent-skills

Skill Claude CodeCodex needs its repo

Use when doing ANY task against a Monospace instance. Triggers: reading, creating, updating, deleting, querying, filtering, sorting, or paginating data via the Monospace REST API or the @monospace/sdk (createClient, readMany, createOne, updateOne); generating a typed SDK client (npx @monospace/sdk generate…

not rated 2 1mo ago A 142 tokens original MIT

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