Backend and APIs plugins

1,034 tagged Backend and APIs, measured the same way as everything else here.

Browse within: ai-coding 170llm-tools 162api-integrations 160event-driven 160github-webhooks 160claude-code-skills 29ai-skills 24claude-code-commands 24claude-code-skill 24claude-plugin 24claude-code-plugins 22api 17claude-ai 17claude-code-hooks 17

mcpwp

337

Mumega-com/mcpwp-claude-plugin

Plugin Claude Code

Bundles 8 skills · 298 tokens together

Connect Claude Code to any WordPress site via MCP. 270+ tools for pages, Elementor, WooCommerce, media, SEO, blueprints, and site memory. Includes /mcpwp:setup, /mcpwp:connect, /mcpwp:operate, /mcpwp:tools, /mcpwp:elementor, /mcpwp:design, /mcpwp:status, /mcpwp:dev skills and the wp-builder agent.

3 2mo ago A tokens not measured

api-contract-keeper

339

sigistry/marketplace

Plugin Claude Code

Bundles 4 skills, 3 commands, 2 agents · 753 tokens together

Keeps your API and its spec in sync: detects and fixes OpenAPI/GraphQL spec-vs-code drift, hardens endpoints with request validation, RFC 9457 error envelopes and idempotency, guards against breaking changes, and audits job-queue reliability.

3 4d ago A tokens not measured original MIT

correo-argentino

342

synerarg/claude-code-skills

Plugin Claude Code

Bundles 1 skill · 125 tokens together

Integración de envíos con Correo Argentino (apiMiCorreo) para ecommerce: auth + customerId, cotización, sucursales, creación de envíos, tracking, crons y emails de estado. Contratos reales verificados en producción + arquitectura multi-tenant.

3 2mo ago A tokens not measured

hmcts/agentic-plugins-marketplace

Plugin Claude Code

Bundles 8 skills, 11 agents, 3 hooks · 3,190 tokens together

HMCTS API-Marketplace SDLC orchestrator — a fully self-contained, contract-first pipeline for OpenAPI-first api-cp- spec libraries and service-cp- Spring Boot services. Bundles all pipeline agents (requirements-analyst, apim-architect, story-writer, contract-test-engineer, implementation, code-reviewer, ci-orchestrat.

3 7d ago A tokens not measured original MIT

hmcts/agentic-plugins-marketplace

Plugin Claude Code

Bundles 10 skills, 9 agents · 1,907 tokens together

HMCTS SDLC pipeline orchestrator for Crime Common Platform — bundles the 8-stage pipeline sub-agents, HMCTS-specific skills (Spring Boot service/API templates, CPP test authoring), context docs (tech-stack, HMCTS standards, Azure cloud-native, logging, Azure SDK), guard hooks (PII, secrets, bash, paths), and the opsx…

3 7d ago A tokens not measured original MIT

payload-cms

348

mrstroz/claude-code-plugins

Plugin Claude Code

Bundles 2 skills · 851 tokens together

Read and write Payload CMS content over the REST API — discovers each project's collections, blocks and locales at runtime, composes blocks and Lexical rich text, uploads media, and guards every write with a backup, a diff and a re-read.

3 10d ago A tokens not measured

arch-patterns

350

JeonJe/claude-plugins

Plugin Claude Code

Bundles 3 skills · 298 tokens together

Production-tested architecture rules for feature development: Spring layered/DDD boundaries with domain-event and exception-ladder design, and Vue/Nuxt MVVM with query-composable wrapping and component quality bars.

3 29d ago A tokens not measured original MIT

openapi-skills

353

openapi/openapi-skills

Plugin Claude Code

Bundles 11 skills · 681 tokens together

Agent skills for the Openapi API marketplace: company data (IT/EU/worldwide), official Italian business documents, KYC/risk reports, data verification, geocoding and cadastre, SMS/PEC/postal messaging, eIDAS e-signatures, electronic invoicing via SDI, automotive data and utilities.

2 2mo ago A tokens not measured original MIT

mailbox

354

psyb0t/docker-mailbox

Plugin Claude CodeCodex

Bundles 1 skill · 147 tokens together

Multi-mailbox IMAP/SMTP control plane exposed as a REST API and MCP server on a single port — read, search, send, mark-seen, and delete mail across multiple inboxes.

2 11d ago A tokens not measured WTFPL

dns-doctor

355

dnsdoctor/claude-plugin

Plugin Claude Code

Bundles 1 skill, 1 MCP server · 116 tokens together

Diagnose and fix a domain's email authentication (SPF, DMARC, DKIM, MX, blacklist, expiry). Returns deterministic verdicts and copy-paste fix records generated by a validating engine — never a guessed record.

2 29d ago A tokens not measured original Apache-2.0

nifra

356

nifrajs/nifra

Plugin Claude Code

Bundles 4 skills · 335 tokens together

Skills for building and verifying Nifra apps: contract-first APIs, full-stack SSR on five UI libraries, and the check/assure/capabilities gates. Prefers Nifra's live MCP server over model recall.

2 8d ago A tokens not measured original MIT

bm-skills

357

basemachina/skills

Plugin Claude Code

Bundles 3 skills · 356 tokens together

A collection of skills for working with BaseMachina, including researching its official documentation, managing code, and building clients for its public APIs.

2 8d ago A tokens not measured original MIT

feathersjs

358

hassan4702/feathers-plugin

Plugin Claude Code

Bundles 4 skills, 1 agent · 647 tokens together

Build FeathersJS v5 (Dove) APIs the idiomatic way: four-file services, around/before/after hooks, TypeBox schemas and resolvers, and a security-focused code reviewer.

2 3mo ago A tokens not measured original MIT

dsc

359

j-256/agent-skills

Plugin Claude Code

Bundles 3 skills · 218 tokens together

Salesforce developer documentation skills for API reference scraping, endpoint help, and multi-call scenarios.

2 3d ago A tokens not measured original MIT

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