Backend and APIs

19,593 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.

Salesforce DX

145

salesforcecli/mcp

MCP server Claude CodeCodexCursor +2

MCP server "Salesforce DX" as configured in salesforcecli/mcp. Runs ${workspaceFolder}/packages/mcp/bin/run.js with node.

not rated 488 +1 1mo ago A tokens not measured original Apache-2.0 archived

flyto-core

146

flytohub/flyto-core

MCP server Claude CodeCodexCursor +2

The open-source execution engine for AI agents. 481 modules, MCP-native, triggers, queue, versioning, metering. Runs locally from the flyto-core Python package.

not rated 483 +1 2d ago A tokens not measured original Apache-2.0

membridge

148

jiabaobei/memory-bridge

MCP server Claude CodeCodexCursor +2

Cross-platform, cross-process shared memory with rwlock and SPSC ring buffer for Python, powered by Rust. Runs locally from the membridge Python package.

not rated 471 +36 11d ago A tokens not measured original MIT

accounted-api

149

erp-mafia/accounted

Skill Claude CodeCodex

Consume the Accounted REST API (Swedish double-entry bookkeeping SaaS, https://app.gnubok.se/api/v1). Use when building an integration, app, backend job, or agent tool layer against Accounted: invoices, customers, suppliers, supplier invoices, journal entries (bokföring), bank transactions and reconciliation, payroll…

not rated 461 +5 changed 1mo ago A 123 tokens

add-plugin

151

worldliberty/agentpay-sdk

Skill Codex

Use this skill when the user wants to add, refactor, or generalize a agentpay integration like Bitrefill. Follow the shared plugin registration path under src/plugins, keep plugin-specific API or scraping code under src/lib/ or src/lib/ /, reuse the existing Rust daemon signing and policy path through the shared CLI…

not rated 459 +2 11d ago A SkillSpector: pass 97 tokens original MIT

notion

152

Arvo-AI/aurora

Skill Claude Code

Notion workspace integration for searching pages, managing databases, creating postmortems, and exporting RCA findings.

not rated 454 +6 yesterday A SkillSpector: pass 23 tokens original Apache-2.0

api2cli

153

alexknowshtml/api2cli

Skill Claude CodeCodex needs its repo

Generate a working CLI from any API, then wrap it in a Claude Code skill. Point it at API docs, a live URL, or a peek-api capture and get a dual-mode Commander.js CLI (human + agent output) plus a ready-to-use skill folder. Use when user wants to wrap an API in a CLI, generate a CLI from API docs, turn an API into a…

not rated 453 +1 8mo ago A 101 tokens original MIT

api-debugging

154

ownpilot/OwnPilot

Skill Claude Code

Systematic approach to debugging REST APIs, HTTP errors, authentication issues, and network problems. Use when the user has API errors, status code issues, timeout problems, or needs help troubleshooting HTTP requests.

not rated 429 1mo ago A SkillSpector: pass 44 tokens original MIT

add-slice

155

SSWConsulting/SSW.VerticalSliceArchitecture

Skill Claude Code

Scaffold a slice in this Vertical Slice Architecture template — one use case in its own folder, with its FastEndpoints endpoint, request, response, validator, and summary, plus the Feature and Group if they don't exist yet, plus tests. Use when the user says "add a slice", "add a use case", "add an endpoint", "add a…

not rated 416 +3 8d ago A SkillSpector: pass 125 tokens original MIT

resend-cli

156

resend/resend-cli

Skill Claude CodeCodex needs its repo

Operate the Resend platform from the terminal — send emails (including React Email .tsx templates via --react-email), manage domains, contacts, broadcasts, templates, webhooks, API keys, logs, automations, and events via the resend CLI. Use when the user wants to run Resend commands in the shell, scripts, or CI/CD…

not rated 408 +2 changed today A Socket: passSnyk: warnSkillSpector: pass 114 tokens original MIT

convexskills

157

waynesutton/convexskills

Plugin Claude Code

Bundles 14 skills · 467 tokens together

Agent skills for building production-ready Convex applications. Includes best practices, functions, realtime patterns, schema validation, file storage, security audits, and more.

not rated 405 9mo ago A tokens not measured original Apache-2.0

api-gateway

158

CraftOS-dev/CraftBot

Skill Claude CodeCodex

Connect to 100+ APIs (Google Workspace, Microsoft 365, Notion, Slack, Airtable, HubSpot, etc.) with managed OAuth. Use this skill when users want to interact with external services. Security: The MATONAPIKEY authenticates with Maton.ai but grants NO access to third-party services by itself. Each service requires…

not rated 402 +1 2d ago A SkillSpector: warn 108 tokens original MIT

mars-curiosity

159

andrea-magni/MARS

Plugin Claude Code

Bundles 3 skills · 565 tokens together

Agent Skills for MARS-Curiosity, the Delphi REST library: scaffold new MARS server projects (also from OpenAPI documents, with MARSgen), develop REST APIs with resources and, as an addition, routes, attributes, JWT authentication, FireDAC and Devart UniDAC/MyDAC/IBDAC datasets, server-sent events, WebStencils, client…

not rated 400 +1 changed yesterday A tokens not measured original MPL-2.0

claude-api

161

JrCx7scC/claude-code-source

Skill Claude CodeCodex

This skill helps you build LLM-powered applications with Claude. Choose the right surface based on your needs, detect the project language, then read the relevant language-specific documentation.

not rated 375 7mo ago A 0 tokens

memmesh-sdk

162

ThinkfleetAI/memmesh

Skill Claude CodeCodex

MemMesh TypeScript SDK reference (@thinkfleet/memory-sdk) for the hosted platform at app.memmesh.ai. Covers the ThinkFleetMemory client — observe / search / list, the predict + lattice prediction surface, closed-loop learning (recordDecision / recordOutcome), emergent behavior discovery, and the health / financial…

not rated 372 +34 2mo ago A SkillSpector: pass 176 tokens original Apache-2.0

wechatpay-apiv3/wechatpay-skills

Skill Claude CodeCodex needs its repo

A Chinese-language guide for WeChat Pay, Tencent's payment service, covering product selection, integration, troubleshooting, and payment operations.

not rated 372 changed 3d ago A Socket: warnSnyk: failSkillSpector: pass 330 tokens original MIT

lishuangqiang/backend-agent-resume-scout

Skill Codex

Find suitable traditional software backend or business-grade AI agent projects from GitHub for students or early-career engineers, evaluate resume value, and generate a Markdown resume-writing package. Use when a user asks to choose backend projects, Java/Spring projects, distributed-system projects, complete AI agent…

not rated 370 +3 4mo ago A SkillSpector: pass 168 tokens original Apache-2.0

auth

165

tableau/tableau-mcp

Cursor rule Cursor

Auth architecture, middleware chain, and auth-specific coding standards.

not rated 368 +5 today A 0 tokens original Apache-2.0

ccproxy

167

starbaser/ccproxy

Plugin Claude Code

Bundles 2 skills · 224 tokens together

Guides users through ccproxy — a mitmproxy-based LLM API interceptor — with SDK integration, OAuth authentication, sentinel key substitution, transform routing, and troubleshooting.

not rated 357 2mo ago A tokens not measured

cursor

168

mrwogu/promptscript

Cursor rule Cursor

You are working on the checkout service. Preserve transaction integrity and auditability.

not rated 355 +25 2d ago A 53 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: