Best backend and API skills, page 18

A skill your agent uses when the user asks to make a site installable, turn it into a PWA, add a service worker, add a web app manifest, enable "add to home screen", or support offline.

spinspire/pocketbase-sveltekit-starter

Diagnoses configuration failures in the gorest project by listing the required environment variables grouped by feature and giving minimal commands for a safe local test setup.

pilinux/gorest

Create, update, delete, and list tasks via HTTP API. An agent skill from ArtemXTech/claude-code-obsidian-starter.

ArtemXTech/claude-code-obsidian-starter

Intercept the AG2 beta agent loop with BaseMiddleware — wrap full turns (onturn), each LLM call (onllmcall), each tool execution (ontoolexecution), or each human-input request (onhumaninput).

ag2ai/build-with-ag2

A skill your agent uses when implementing kkrpc clients or servers in non-TypeScript languages, speaking the stable compact protocol, transports, and reference implementations in Go, Python, Rust…

kunkunsh/kkrpc

Maps the /ai/ subsystem of flowfile_core, its three agent tiers, litellm seam, BYOK keys and rate limits, and sets rules for extending or debugging it safely.

Edwardvaneechoud/Flowfile

Deep EVM smart contract security audit system. An agent skill from austintgriffith/ethskills.

austintgriffith/ethskills

Add Yolfi crypto checkout, payment links, and webhook handling to an app through @yolfi/agent or the Yolfi MCP server.

yolfinance/yolfi-agent

Build and debug Kapso WhatsApp workflows, triggers, functions, and executions.

gokapso/agent-skills

Start a local Django development server and make HTTP requests against it for interactive endpoint testing

mathiasertl/django-ca

Comprehensive Rust coding guidelines with 265 rules across 26 categories.

JMBeresford/retrom

A skill your agent uses when the user asks about tsk commands, delegating development tasks to AI agents, managing sandboxed task execution, or working with the tsk task queue and server.

dtormoen/tsk-tsk

Use before finalizing or opening/updating a PR for non-trivial code changes, especially third-party integrations, compatibility layers, hooks and filters, lifecycle code, providers, abstractions…

PopupMaker/Popup-Maker

Security audit of Solidity code while you develop. An agent skill from pashov/skills.

pashov/skills

Scan the production openresty access log (/var/instance-ssd/logs/access.log) for requests with slow upstream response times (st=, the time the node containers took to answer), triage and rank them…

blotcms/blot

Read the HTTP and GraphQL calls a debug build of the Android app made, with request and response bodies, status codes, timings and errors, over adb.

HedvigInsurance/android

Walks through adding an AI agent for store operators to a Medusa project: data models, module service, agent runtime, streaming API route and admin chat UI.

medusajs/medusa-agent-skills

Enforces architecture boundaries defined in PLAN.md. An agent skill from wednesday-solutions/ai-agent-skills.

wednesday-solutions/ai-agent-skills

Add authentication to a new app. An agent skill from neondatabase/agent-skills.

neondatabase/agent-skills

Invoke on ANY Francis task — routes, WebSocket, SSE, streaming, real-time, chat, Plug middleware, auth, CORS, static assets, deploy, Dockerfile, JSON API, uploads, sessions, use Francis, ws/2…

francis-build/francis

Manage .flow/ tasks and specs. An agent skill from gmickel/flow-next.

gmickel/flow-next

Perform a comprehensive audit of a Python package and produce a phased improvement plan saved to IMPROVEMENT.md.

areed1192/interactive-brokers-api

Add a new TallCraftUI Blade component end-to-end (class with inline template, color/size traits, config defaults, provider registration, docs reminder).

developermithu/tallcraftui

Proactive PII add-on — augments the main response with PII guidance.

goSprinto/compliance-skills

Show MemForks on-chain status: branch DAG, open merge proposals, recent commits.

Ghost-xDD/memforks

Shared prerequisites for all ghealth skills — auth, setup, global flags, command structure

Google-Health-API/google-health-cli

A skill your agent uses when writing or modifying documentation, guides, or example READMEs.

volfpeter/holm

Use Passless agent authentication safely through the daemon-backed managed-browser WebAuthn path and explicit ceremony policy.

pando85/passless

Finds third-party data and tool providers through the QVeris CLI, inspects their contracts and calls them, with usage tracking, when the agent's own tools fall short.

QVerisAI/qveris-agent-toolkit

This skill should be used when the user asks to "audit Laravel tests", "review test coverage", "check testing practices", "find missing tests", "testing review", "improve tests", or wants to analyze…

LaravelDaily/AI-Workflows-For-Laravel

Overview of the @axiosleo/koapp framework - a Koa-based web, TCP socket, and WebSocket framework for Node.js.

AxiosLeo/node-koapp

Build, run, and drive the HomeLabInfo backend to verify changes at its real surfaces (REST API, UDP DHCP listener, outgoing webhooks).

gregluffy/HomeLabInfo

A skill your agent uses when working with Resend email platform - routes to specific sub-skills for sending, receiving, audiences, or broadcasts.

viclafouch/meme-studio

Write or improve KDoc for public APIs in retrofit-graphql. An agent skill from AniTrend/retrofit-graphql.

AniTrend/retrofit-graphql

bkend.ai authentication — email/social login, JWT tokens, RBAC, session management.

ww-w-ai/bkit-claude-code

Integrates moox/audit activity logging into Moox consumer packages (config, ServiceProvider, Filament, hooks, tests).

mooxphp/moox

Create and update QuickStack backend services, adapters, standalone services, and server actions using the project's established singleton, adapter, caching, and error-handling patterns.

biersoeckli/QuickStack

Render a self-contained HTML viewer for a pro-workflow wiki.

rohitg00/pro-workflow

How to run and add Python tests in the Massing API/data services.

ibuilder/massing

Event-driven microservice architecture patterns guide. An agent skill from revfactory/claude-code-harness.

revfactory/claude-code-harness

FOMO Robinhood Radar — a research watchlist of Robinhood Chain memecoin traders discovered through fomo.family.

cvxv666/fomo-robinhood-radar

Zero sync engine patterns for React and TanStack Start apps.

Compound-inc/rift

A skill your agent uses when investigating production behaviour from logs — a 500/error in prod, a failing or stuck Celery task, tracing one request/traceid/user across services, or confirming a…

letsrevel/revel-backend

在用户当轮明确授权后，只读导出其小红书收藏、抖音收藏或 X/Twitter 书签为本地链接文件；本 Skill 直接完成收藏页滚动、链接提取、去重、数量核验、Field Theory GraphQL-only 导出和抽样验证。用于“导出/备份/同步我的收藏或书签链接”等私人数据导出任务；不得用于公开搜索、收藏内容分析、媒体下载、正文归档、推荐发现或未获当轮授权的私人读取。

mcncarl/yichen-skills

Create Counterfact pull requests with the required agent-authored acceptance and repository-learning notes; do not use to review another PR.

counterfact/api-simulator

Query up-to-date library documentation and code examples using Context7 MCP.

holon-run/uxc

This skill should be used when user asks to "query OpenObserve", "create OpenObserve dashboard", "edit OpenObserve panel", "fetch OpenObserve logs", "run OpenObserve search", "list OpenObserve…

fcakyon/claude-codex-settings

Trust Wallet CLI (twak) — install, create wallets, check balances, send tokens, swap, view history, set price alerts, DCA automations, limit orders, manage ERC-20 approvals, check token risk, browse…

trustwallet/tw-agent-skills