Backend and APIs skills

12,550 tagged Backend and APIs, measured the same way as everything else here.

Browse within: agents 160skills 141LLM 111agent 90azure 80agentic-ai 77api 71claude-code-plugin 61ai-coding-agent 58antigravity 54sdk 51nextjs 50claude-code-skills 49cli 48

odoo-19.0

673

Immoderate-humulin783/odoo-skills

Skill Claude CodeCodex

Odoo 19 development knowledge base with 18 specialized guides covering Actions (ir.actions., cron jobs, server actions), Controllers (HTTP routing, endpoints, auth types), Data files (XML/CSV records, shortcuts, noupdate), API Decorators (@api.depends, @api.constrains, @api.ondelete, @api.onchange, @api.model…

not rated 3 yesterday A 345 tokens

hydro-plugin-handler

674

gtn1024/hydro-dev-skills

Skill Claude CodeCodex

Comprehensive guide to HTTP request handling and WebSocket connections in Hydro plugins. Covers route registration, handler lifecycle, parameter decorators, response building, operations, the @requireSudo security decorator, WebSocket handlers, and inheritance patterns.

not rated 3 29d ago A 51 tokens

greybeard

675

ManojLingala/greybeard

Skill Claude CodeCodex

Makes your AI agent defensive about the backend failure modes that page you at 3am. Before writing server-side code, the agent stops at a ladder of hard-won rules — money as integer minor-units, idempotent mutations, timeouts and backoff on every external call, explicit transaction boundaries, no N+1 queries…

not rated 3 2mo ago A 109 tokens original MIT

rules-quarkus

676

kinhluan/rules-quarkus-skills

Skill Claude CodeCodex needs its repo

Expert knowledge for building Quarkus applications with Bazel using the rulesquarkus build system. Use when user asks about Quarkus+Bazel builds, augmentation, or troubleshooting.

not rated 3 3mo ago A 42 tokens original MIT

qapla-api

677

Qapla/qapla-api-skill

Skill Claude CodeCodex

Integrate with or answer questions about the Qapla' shipping & tracking REST API (public v1.3). Use this when working with Qapla' to push shipments or raw orders, generate and confirm carrier labels, track parcels, get real-time multi-carrier quotes, look up pickup points (PUDO), verify addresses, list couriers and…

not rated 3 8d ago A 152 tokens original MIT

fellyph/ai-instructions

Skill Claude CodeCodex

Guide for creating WordPress Playground Blueprint JSON files and executing WP-CLI commands. Use when building Blueprint files, automating WordPress/WooCommerce management via CLI, configuring WordPress Playground environments, or troubleshooting. Covers blueprint creation, WP-CLI commands, and WooCommerce CLI…

not rated 3 7mo ago A 80 tokens

go-gin-generator

679

kuku0922/awesome-ai-coding-enhance

Skill Claude CodeCodex

Generate production-ready Go projects using the Gin framework with modern best practices, multiple templates, database integration, authentication, and comprehensive features for building scalable web applications and microservices.

not rated 3 9mo ago A 39 tokens original MIT

demo112/yunqu-ai-skills

Skill Claude CodeCodex

Design, implement, debug, and optimize API integrations with expert-level patterns for REST, GraphQL, webhooks, and authentication flows.

not rated 3 4mo ago A 31 tokens original MIT

wingify-fe-mcp

681

wingify/wingify-fme-mcp

Skill Claude CodeCodex

Develop, extend, and operate the Wingify Feature Experimentation (FE) MCP server (wingify-fme-mcp): feature flags, rules, Statsig migration tools, SDK integration, and IDE rules. Use when working in this repo, Wingify FE MCP tools, Statsig-to-Wingify migration, feature flag APIs, or MCP server changes.

not rated 3 23d ago A 78 tokens original Apache-2.0

setup

682

a8cteam51/claude-code-plugins

Skill Claude Code

Guide a user through connecting Claude Code to a WordPress site running the AI-Canvas plugin — walk them through the wp-admin steps (plugin installs, connection user, Application Password), then automatically verify the site and register the MCP server once the URL and credentials exist. Use when the user asks to "set…

not rated 3 15d ago A 145 tokens original MIT

file-storage

684

tigrisdata/skills

Skill Claude CodeCodex

Use when working with Tigris file storage - uploading, downloading, deleting, listing files, presigned URLs, client uploads, or setting up Tigris CLI and SDK. Covers Next.js, Remix, Express, Rails, and Laravel. For Python/Django, see the tigris-python-sdk skill.

not rated 3 1mo ago A Socket: passSnyk: pass 66 tokens original MIT

saperly

685

Saperly/saperly-mcp

Skill Claude CodeCodex

give your ai agent a phone number. provision lines, make calls, check compliance, all from claude code. saperly is the phone carrier for ai agents.

not rated 3 3mo ago A 38 tokens original MIT

tracepulse

686

sourjya/tracepulse

Skill Claude CodeCodex

Uses TracePulse MCP server for backend runtime error monitoring. Use after ANY backend code change to check for errors, verify fixes, and triage crashes. TracePulse watches dev server logs (stdout/stderr or log files) and exposes parsed, scored errors as MCP tools. Works with any language - Node.js, Python, Go, Java…

not rated 3 1mo ago A 76 tokens

yashprogrammer/mcp-apps

Skill Codex

Integrate an interactive MCP App into an existing FastAPI application without replacing its API, database, authentication, or frontend. Use when a learner wants Claude Desktop or another MCP host to discover existing FastAPI capabilities, render a ui:// widget, perform tool-driven actions, and verify that real backend…

not rated 3 29d ago A 71 tokens

ai-native-cli

689

ChaosRealmsAI/agent-cli-spec

Skill Claude CodeCodex

AI-Native CLI design spec. Use when building CLI tools, designing command-line interfaces, or scaffolding new CLI projects. Covers structured JSON output, error handling, input contracts, safety guardrails, exit codes, and agent self-description. Includes an audit protocol for verifying CLI compliance.

not rated 3 6mo ago A 61 tokens original MIT

zernio-dev/social-media-api-best-practices

Skill Claude CodeCodex

Best practices for integrating social media APIs (Instagram, TikTok, YouTube, Twitter/X, LinkedIn, Facebook, Threads, Pinterest, Bluesky, Snapchat, Google Business, Reddit, Telegram). Covers OAuth, AT Protocol, rate limiting, media uploads, encryption, and error handling. Use when building social media integrations…

not rated 3 1mo ago A 82 tokens

cron-architecture

691

ogromwang/skills

Skill Claude CodeCodex

A design and implementation guide for Nanobot's scheduled-task system. It explains how scheduled jobs are stored, run asynchronously, and routed back to the conversation that created them.

not rated 3 +1 5mo ago A 95 tokens original MIT

fusions

692

yangjing/skills

Skill Claude CodeCodex

Use this skill when working on Rust backend code or docs for the Fusion stack (v0.3): fusions, fusion-common, fusion-core, fusion-db, fusion-web, fusion-rpc, fusion-security, fusion-ai, standalone fusion-mq, or fusion-sql. Covers DI (Application/Plugin/Component), typed DB context…

not rated 3 25d ago A 219 tokens

fastapi-backend-ddd

693

sparsh2712/skills

Skill Claude CodeCodex

Domain-Driven Design implementation guidelines for async Python backends. Covers the 4-layer architecture (Infrastructure → Domain → Service → Interaction), the Repository pattern, Unit of Work, Aggregates, Value Objects, Entities, Bounded Contexts, and Ubiquitous Language. Use this skill whenever the user is building…

not rated 3 +1 5mo ago A 0 tokens

whmcs-dev-skill

694

beingniloy/whmcs-dev-skill

Skill Claude CodeCodex

Advanced Senior WHMCS Developer & Architect skill for AI coding agents. Builds, debugs, maintains, and TESTS WHMCS Addon Modules, Provisioning (Server) Modules, Domain Registrar Modules, Payment Gateway Modules, and Action Hooks. Enforces WHMCS 8.x / 9.x best practices, modern PHP 8.1+/8.2+ standards, Laravel Capsule…

not rated 3 1mo ago B 130 tokens original MIT

go-chi

695

eparodi/deepcut-skills

Skill Claude CodeCodex

Go/chi backend development standards — layering, error handling, concurrency, state management, testing, database patterns, and common AI traps. Load when writing Go code in the backend/ directory.

not rated 3 +1 yesterday A 42 tokens

agentbox

696

RABNEER/AgentBox

Skill Claude CodeCodex

Master autonomous email engine for AI agents: create disposable/persistent inboxes, capture OTPs and verification links in 2ms, send outbound emails, wait for incoming triggers, and automate 2FA signups.

not rated 3 +1 15d ago B 46 tokens original MIT

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: