Backend and APIs

19,654 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

digital-samba

1489

digitalsamba/digital-samba-skill

Skill Claude CodeCodex

Build video conferencing integrations using Digital Samba's API and SDK. Use when creating meeting rooms, embedding video calls, generating participant tokens, managing recordings, or integrating real-time collaboration features. Triggers include "Digital Samba", "video conferencing API", "embed video calls", "meeting…

not rated 2 10d ago C 71 tokens original MIT

project-api

1490

gsmlg-app/flutter-app-template

Skill Claude CodeCodex

Guide for creating API client packages from OpenAPI specs using the apiclient brick in appapi (project).

not rated 2 2d ago A 24 tokens

dsc

1491

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.

not rated 2 2d ago A tokens not measured original MIT

scale-to-millions

1492

Rudra-narayan-muduli-001/Scale-to-Millions

Skill Claude CodeCodex

Use this skill whenever the user is designing, reviewing, debugging, or answering interview questions about system/software architecture and scalability — e.g. "scale my app", "how do I handle more traffic", "design a URL shortener / news feed / chat system", "my API is slow under load", "should I shard my database"…

not rated 2 3mo ago A 130 tokens original MIT

laravel-13-expert

1493

Deixtra-Private-Limited/claude-laravel-13-skill

Skill Claude CodeCodex

Comprehensive Laravel 13.x expert skill covering the entire framework — installation, configuration, routing, controllers, middleware, Blade views, Eloquent ORM, migrations, queues, jobs, events, mail, notifications, caching, Redis, scheduling, service container, service providers, authentication, authorization, AI…

not rated 2 7mo ago A 105 tokens original MIT

holdfast

1494

IamK77/Skill

Skill Claude Code

Warm, playful exploration of shared worlds, distributed systems, and questions that want a stranger frame. Follow an intriguing association beyond the usual protocol menu; make room for unfinished ideas without rushing to appraisal or an implementation plan. Not a distributed-correctness audit.

not rated 2 changed 25d ago A 54 tokens original Apache-2.0

scaffold

1495

Benja-Pauls/SerpentStack

Skill Claude CodeCodex needs its repo

Generate boilerplate for new API endpoints and frontend pages following this project's conventions (flush/commit transaction pattern, ownership enforcement, domain returns). Use when: adding a new resource, creating CRUD endpoints, wiring up a new frontend page, or asking 'how do I add a new feature end-to-end.'.

not rated 2 7mo ago A 63 tokens original MIT

tinymcp

1497

grab/tinymcp

MCP server Claude CodeCodexCursor +2

A lightweight MCP router for FastAPI. Runs locally from the tinymcp Python package.

not rated 2 1y ago A tokens not measured original MIT

oficina

1499

JoaoEquer/Oficina

Plugin Claude Code

Bundles 27 skills, 8 commands · 2,432 tokens together

Agent harness for AI-assisted development: rules, skills and slash commands for Node + TypeScript + Prisma backends (Express with manual Clean Architecture), security audit, design audit and client-facing docs.

not rated 2 changed 12d ago A tokens not measured original MIT

ada-diamonds-api

1500

adadiamonds/agent-tools

Skill Claude CodeCodex

Reference for the Ada Diamonds public REST API (https://www.adadiamonds.com/api/v1) covering every endpoint, self-serve API keys and OAuth 2.1 scopes, the public sandbox key, rate limits, error shapes, versioning, and working curl examples. Use when integrating with Ada Diamonds over HTTP, generating client code…

not rated 2 2mo ago A 101 tokens original MIT

uselink-api-docs

1501

compilet-dev/agent-skill-uselink

Skill Claude Code

Scan backend controllers/routes, generate API documentation as HTML, and publish to uselink. Use when the user wants to share API docs with frontend devs, partners, or stakeholders who need to understand the API contract.

not rated 2 5mo ago A 50 tokens original MIT

secure-coding

1502

joaovicdev/claude-owasp-10

Plugin Claude Code

Bundles 2 skills, 1 agent · 215 tokens together

OWASP Top 10:2025 rules for writing and reviewing backend/API code in any language, plus /api-secure-report — a full security inventory of every HTTP route in a project.

not rated 2 2mo ago A tokens not measured original MIT

gerard-labs/superpowers-api-platform

Plugin Claude Code

Lists 1 plugin

Claude Code plugin targeting API Platform 4.3+ on Symfony 7.4+ : resources, DTOs, state providers/processors, modern filters (parameters + QueryParameter), security (JWT/OIDC/CORS), MCP, Object Mapper, Resource/Operation Mutators, Scalar UI, ErrorResource, identifiers (UUID v7/ULID), resilience, performance, and tests.

not rated 2 5mo ago A tokens not measured original MIT

gemini-api

1506

stephen94125/peon-lib

Skill Codex

Provides the official Protobuf specifications and gRPC/REST service definitions for the Gemini API (Google Generative Language API v1beta). Use this skill when you need precise schema definitions for requests/responses (e.g., GenerateContent, Tools, FunctionCalling), multimodal content structures (Content, Part)…

not rated 2 6mo ago A 78 tokens original Apache-2.0

pikud-haoref-alerts

1507

yaniv-golan/pikud-haoref-alerts

Plugin Claude Code

Bundles 1 skill · 224 tokens together

Comprehensive guide for building integrations with Israel's Pikud HaOref (Home Front Command) alert system — rocket alerts, earthquake warnings, and civil defense notifications.

not rated 2 8mo ago A tokens not measured original MIT

js-peer-x-defi

1508

Nkovaturient/js-peer-mcp

Skill Claude CodeCodex

Control and monitor a libp2p node (peer discovery, messaging, file sharing, network monitoring, and DeFi coordination) via Claude Desktop.

not rated 2 7mo ago A 36 tokens

ilia-inovaflow/s4hana-create-record-skills

Skill Claude CodeCodex

Create business partners (BPs) in SAP S/4HANA Cloud Public or on-prem private edition via OData V2 ABusinessPartner deep-insert at APIBUSINESSPARTNER. Supports suppliers (vendors with FLVN00/FLVN01 roles), customers (FLCU00/FLCU01 roles), AND combined customer+supplier BPs (sells AND buys) in a single POST. Use…

not rated 2 4mo ago A 281 tokens original MIT

kafka

1510

aswinayyolath/kafka-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server "kafka" as configured in aswinayyolath/kafka-mcp-server. Runs /home/oem/Documents/kafka-mcp-server/kafka_mcp_server.py with python. Needs 2 environment variables to run.

not rated 2 1y ago A tokens not measured

madrileno

1511

luksow/madrileno

MCP server Claude CodeCodexCursor +2

One of 2 in .mcp.json

MCP server "madrileno", hosted remotely at localhost, as configured in luksow/madrileno.

not rated 2 2mo ago A tokens not measured original Apache-2.0

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: