Backend and APIs

cuneyter/rails_cursor_rules

Cursor rule Cursor

Rails conventions and best practices.

RendHeaven/DocBiz-Dev-Harness

Cursor rule Cursor

A staged workflow for backend and full-stack backend work, from clarifying a request and planning tasks through implementation, review, interface testing, and API documentation. An API is the defined way that software exchanges data.

jy315189/everything-cursor

Skill Cursor

Deep backend architecture patterns for building production-grade server applications.

Hansonli05/Cursor-rules-system

Cursor rule Cursor

Example API integration patterns and error handling.

witi-projects/Skills

Skill Claude CodeCodex

Generate multiple radically different interface designs for a module using parallel sub-agents. Use when user wants to design an API, explore interface options, compare module shapes, or mentions "design it twice". Use when the user says "/design-an-interface", "design an interface", or asks about design an interface.

t-code4change/claude-strapi-skills

Skill Claude Code needs its repo

Production-grade Strapi v5 backend skill. Use when creating collection types, single types, components, dynamic zones, relations, i18n fields, SEO patterns, storage (Cloudflare R2 / AWS S3), database config (PostgreSQL + SQLite), bootstrap lifecycle hooks, permission seeding, Docker + Traefik deployment, plugin…

pridiuksson/orchestration-patterns-for-llms

Cursor rule Cursor needs its repo

FOR AI AGENTS: Use this exact boilerplate for new Edge Functions. All patterns are production-tested and include critical environment-aware logic.

Omed0/convex-selfhost-starterkit

Cursor rule Cursor

Convex Ents are an ergonomic layer on top of the Convex built-in ctx.db API for reading from and writing to the database.

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.

m3au/playwright-bdd-cursor-template

Cursor rule Cursor needs its repo

API Object Model (AOM) standards and patterns.

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.

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.

2154355737/JieShenSheQu

Cursor rule Cursor

Rust backend development patterns with Actix-Web.

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.

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.

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.

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.

fips-agents/mcp-server-template

Command Claude Code

Integrate deployed MCP server into RHOAI ecosystem (gateway, catalog, auth).

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.

opoojkk/skills

Skill Claude CodeCodex

Generate Android Retrofit/Kotlin client code from Swagger v2 (OpenAPI 2.0) API documentation. Supports fetching Swagger docs via HTTP with no auth, Basic Auth, Bearer Token, and API Key auth. Use when: (1) User needs to generate Retrofit Service interfaces from Swagger API, (2) User wants to create Kotlin data classes…

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…

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…

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.

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.