Backend and APIs skills

13,243 tagged Backend and APIs, measured the same way as everything else here.

Browse within: LLM 149agents 118skills 114agent 86agentic-ai 86api 82azure 68antigravity 66ai-coding 64claude-code-plugin 62cursor 54cli 53cybersecurity 53javascript 52

claude-api

193

OrcaWhisper/Claude-Code

Skill Claude CodeCodex

Use this skill when the user is building against Anthropic APIs or SDKs, including @anthropic-ai/sdk, anthropic, or Agent SDK integrations.

not rated 106 7mo ago A 0 tokens

travisjneuman/.claude

Skill Claude Code

Specialist subagent: Django ORM, Django REST Framework, FastAPI async patterns, and Pydantic v2 specialist. Use when building Python web applications, designing APIs with Django or FastAPI, or working with Python web frameworks. Trigger phrases: Django, FastAPI, DRF, Django REST Framework, Pydantic, ORM, queryset…

not rated 106 +1 today A 92 tokens original MIT

swarmauri/swarmauri-sdk

Skill Codex

Add or update a Swarmauri SDK base class in pkgs/base/swarmauribase. Use when Codex needs to implement a base class over a core interface, update ResourceTypes, wire InterfaceRegistry, set ComponentBase registration, exports, and focused tests.

not rated 104 2d ago A SkillSpector: pass 62 tokens original Apache-2.0

add-handler

196

MuhammadUsmanGM/claude-code-best-practices

Skill Claude Code

Scaffold a new HTTP handler with service function, store method (if needed), and table-driven test, following the project's internal/{api,service,store} layout. Invoke when the user asks to add an endpoint, handler, or route.

not rated 104 +6 5d ago A 52 tokens original MIT

convex-rules

197

vvedantb/eva

Skill Claude Code

Skill "convex-rules" from vvedantb/eva, covering convex guidelines, function guidelines, new function syntax, http endpoint syntax and validators.

not rated 101 +1 today A SkillSpector: warn 0 tokens original MIT

newapi

198

QuantumNous/skills

Skill Claude Code

Assistant for newapi (new-api), an open-source unified AI gateway platform (https://github.com/QuantumNous/new-api). Use when the user asks about New API, managing models, groups, balance, or tokens, or securely copying keys, applying them to config files, or using them in commands without exposing secrets.

not rated 99 7mo ago A Socket: warnSnyk: warn 68 tokens original MIT

dev-engineer

199

wasintoh/toh-framework

Skill Claude CodeCodex

Adds logic, state management, TypeScript types, and CRUD operations to UI. Works AFTER ui-first-builder creates the interface. Implements Zustand stores, form handling with React Hook Form + Zod, and prepares for backend connection. Triggers: add logic, add functionality, make it work, state management, form…

not rated 98 1mo ago A SkillSpector: pass 75 tokens original MIT

django-patterns

200

krishnakanthb13/everything-antigravity

Skill Claude CodeCodex

Django architecture patterns, REST API design with DRF, ORM best practices, caching, signals, middleware, and production-grade Django apps.

not rated 97 +1 8mo ago A 32 tokens

pagerduty-webhooks

201

hookdeck/webhook-skills

Skill Claude CodeCodex

Receive and verify PagerDuty V3 webhooks (outbound webhook subscriptions created via the /webhooksubscriptions REST API). Use when setting up a PagerDuty webhook handler, debugging X-PagerDuty-Signature verification, or handling events like incident.triggered, incident.acknowledged, incident.resolved…

not rated 97 +3 today A 192 tokens original MIT

crud

202

filipebraida/adonisjs-starter-kit

Skill Claude Code

Build an end-to-end CRUD stack in AdonisJS + Inertia: resource route → thin controller → VineJS validator → Bouncer policy → single-purpose action → transformer variant → Inertia page. Trigger on: "add CRUD for X", "create resource", "list/create/edit/delete X", "resource endpoint".

not rated 96 2mo ago A SkillSpector: pass 66 tokens original MIT

django-orm-lens

203

FROWNINGdev/django-orm-lens

Skill Claude CodeCodex

Static analysis for Django codebases: real answers about models, relations, N+1 queries, migration safety, schema drift and "what breaks if I remove this field", computed from the AST — no database, no settings module, no django.setup(). Use this skill whenever the user works in a Django project and asks about models…

not rated 96 +3 changed yesterday A 150 tokens original MIT

supabase-server

204

supabase/server

Skill Claude CodeCodex ✓ vendor

Use when planning or writing server-side code that uses @supabase/server — Edge Functions, Hono apps, webhook handlers, or any backend that creates Supabase clients or validates inbound auth. Trigger before writing or modifying any file that imports from @supabase/server (or sub-paths like @supabase/server/core)…

not rated 94 changed 17d ago B Socket: passSnyk: warnSkillSpector: warn 298 tokens original MIT

saas-launcher

205

komunite/tezgah

Skill Claude CodeCodex

Sıfırdan production-ready bir SaaS uygulaması kur. Ödeme, kimlik doğrulama, veritabanı, e-posta, landing page, SEO ve API güvenliği dahil tüm katmanları kapsar. Kullanıcı SaaS kurmak, web uygulaması başlatmak, AI aracı oluşturmak veya online ürün çıkarmak istediğinde bu skill'i kullan — "startup kur", "proje başlat"…

not rated 92 7mo ago A 136 tokens original MIT

refactor_to_hexagonal

206

EmilLindfors/a2a-rs

Skill Claude CodeCodex

Guide an incremental migration of an existing Rust codebase toward ports-and-adapters / hexagonal architecture. Use when the user wants to refactor a tangled service, extract a domain core, introduce port traits, or split a monolithic module into domain/port/adapter layers without a big-bang rewrite.

not rated 92 10d ago A SkillSpector: pass 67 tokens original MIT

module:assistant

207

escapeboy/ai-prompts

Skill Claude CodeCodex

Add an AI assistant chat panel to any Laravel project — with tool calling, streaming, and MCP support.

not rated 91 22d ago A SkillSpector: warn 24 tokens original MIT

lathe

208

lathe-cli/lathe

Skill Claude CodeCodex

Initialize CLI-first applications and keep their OpenAPI contract, generated CLI, and Agent Skill synchronized. Use when creating an application with lathe init or changing a Lathe-generated application.

not rated 87 +1 changed 26d ago A SkillSpector: pass 39 tokens original Apache-2.0

fhidalgodev/odoo-development-skill

Skill Claude CodeCodex

Universal Odoo development skill based on strict OCA standards, covering versions 14-20. Includes agents for code review, upgrade analysis, and pattern discovery.

not rated 86 +1 changed 1mo ago B 38 tokens original MIT

isala404/forge

Skill Claude CodeCodex

Load this whenever you are about to write, edit, or review code that uses the forgelib library in any language.

not rated 85 1mo ago A SkillSpector: pass 32 tokens original MIT

maquina-app/rails-upgrade-skill

Skill Claude CodeCodex

Analyzes Rails applications and generates comprehensive upgrade reports with breaking changes, deprecations, and step-by-step migration guides for Rails 7.0 through 8.1.1. Use when upgrading Rails applications, planning multi-hop upgrades, or querying version-specific changes.

not rated 85 11mo ago A 60 tokens original MIT

nap-api

212

neutree-ai/agent-platform

Skill Claude CodeCodex

Manage NAP workspaces, prompts, templates, credentials, service tokens, agent files, providers, tags, shares, schedules via REST, and build applications whose users each get NAP agents (the App Spec). Trigger when the user wants to script or automate NAP outside the UI — e.g. "create a workspace", "rotate a token"…

not rated 84 +4 changed yesterday A SkillSpector: warn 121 tokens original Apache-2.0

continuum-tools-mcp

213

shyftlabs/continuum

Skill Claude Code

Connect MCP servers (Stdio/SSE/StreamableHTTP) to a Continuum agent, configure tool filtering, set up tool-context capture/injection (e.g. sessionid), and read run artifacts (UI widgets, structured tool data). Invoke when the user asks "connect MCP", "filesystem tool", "remote API tool", "auto-capture sessionid"…

not rated 84 changed 22d ago A SkillSpector: pass 94 tokens original Apache-2.0

api-skill

214

JustSteveKing/api-skill

Skill Claude CodeCodex

Provides opinionated best practices and patterns for building production-ready REST APIs using Laravel. Use this skill when designing API endpoints, implementing resource controllers, or structuring JSON responses in a Laravel environment.

not rated 83 6mo ago A 42 tokens original MIT

goframe-v2

215

gogf/skills

Skill Claude CodeCodex

GoFrame v2 development skill. Use only when the target Go project uses or is explicitly adopting GoFrame v2: the nearest go.mod requires github.com/gogf/gf/v2, existing Go files import github.com/gogf/gf/v2 or any github.com/gogf/gf/v2/... component package, or the user asks to scaffold, migrate, or build with…

not rated 81 4mo ago A Socket: warnSnyk: pass 154 tokens

NatsuFox/ClaudeChrome

Skill Codex

Extract API endpoints from the active ClaudeChrome browser tab and save them as local artifacts. Use when the user asks to find, capture, reverse engineer, document, or generate Python scripts for endpoints used by the current tab, this page, a live website, or a user-specified browser interaction in ClaudeChrome.

not rated 80 2mo ago A 70 tokens

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: