Backend and APIs

31,745 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.

add-dial-tool

49

nanocoai/nanoclaw

Skill Claude CodeCodex

Give chosen NanoClaw agents a real phone number as a container tool — the dial CLI baked into the agent image plus OneCLI credential injection for api.getdial.ai, scoped per agent, so the agents you pick can send SMS, place AI voice calls, and receive verification codes from inside the sandbox. Independent of the Dial…

not rated 31k +32 today A 117 tokens original MIT

heroui-docs-writer

50

heroui-inc/heroui

Agent Claude Code

Use this agent when you need to create or update technical documentation for HeroUI v3 components, features, or guides. This includes component API documentation, usage examples, installation guides, migration guides, and conceptual explanations. The agent follows HeroUI's specific documentation style guide…

not rated 31k +29 today A 0 tokens original Apache-2.0

cognee AGENTS.md

51

topoteretes/cognee

Instructions file CodexOpenCode

AGENTS.md instructions for topoteretes/cognee, covering repository guidelines, project structure & module organization, build, test, and development commands, runtime flags worth knowing and multi-tenancy support by backend.

not rated 30k +52 today A 1,909 tokens original Apache-2.0

eve

52

ComposioHQ/composio

Skill Claude CodeCodex

Build durable backend AI agents with the eve framework. Use when creating, editing, or debugging an eve project — agent instructions, skills, tools, connections, channels, sandboxes, subagents, schedules, or evals.

not rated 30k +49 today A 47 tokens original MIT

api-update

53

ComposioHQ/composio

Command Claude Code

Check for open PRs in the Composio client repositories and create a plan for updating the SDKs.

not rated 30k +49 today A 0 tokens original MIT

weather

54

sipeed/picoclaw

Skill Claude CodeCodex

Get current weather and forecasts with verified location matching (no API key required).

not rated 30k +12 today A 17 tokens original MIT

api-development

55

labring/FastGPT

Skill Claude CodeCodex

An API development guide for FastGPT services. It standardizes input and output checks with Zod, documents routes in OpenAPI, and validates requests in API routes.

not rated 30k +34 today A 57 tokens

supermemory

56

supermemoryai/supermemory

Skill Claude CodeCodex

Supermemory is a state-of-the-art memory and context infrastructure for AI agents. Use this skill when building applications that need persistent memory, user personalization, long-term context retention, or semantic search across knowledge bases. It provides Memory API for learned user context, User Profiles for…

not rated 29k +46 changed 2d ago A 81 tokens original MIT

openai/openai-agents-python

Skill Claude CodeCodex ✓ vendor

Choose compatibility-aware scope for runtime and API changes in openai-agents-python. Use before initial implementation and each review-feedback batch to decide whether to patch, reset the design, preserve compatibility, or reject unsupported cases.

not rated 29k +48 2d ago A 47 tokens original MIT

openai/openai-agents-python

Skill Claude CodeCodex ✓ vendor

Preflight and prepare an OpenAI Agents Python release candidate in a dedicated worktree from exact origin/main, gate readiness before branch creation, freeze the released API contract, create or replace the local release branch with one release commit, enforce final release review as a checker, and produce…

not rated 29k +48 2d ago A 87 tokens original MIT

jq

59

charmbracelet/crush

Skill Claude CodeCodex

Use when the user needs to query, filter, reshape, extract, create, or construct JSON data — including API responses, config files, log output, or any structured data — or when helping the user write or debug JSON transformations.

not rated 28k +51 today A 49 tokens

google-labs-code/design.md

Skill Claude CodeCodex

Architecture standard for building robust, type-safe TypeScript services using the "Spec and Handler" pattern. Use when building CLIs, libraries, or complex business logic.

not rated 28k +41 1mo ago A 38 tokens original Apache-2.0

Donchitos/Claude-Code-Game-Studios

Agent Claude Code

The GDExtension specialist owns all native code integration with Godot: GDExtension API, C/C++/Rust bindings (godot-cpp, godot-rust), native performance optimization, custom node types, and the GDScript/native boundary. They ensure native code integrates cleanly with Godot's node system.

not rated 25k +67 3mo ago A 76 tokens original MIT

activepieces/activepieces

Skill Claude CodeCodex

Review code for logging patterns and suggest evlog adoption. Guides setup on Nuxt, Next.js, SvelteKit, Nitro, TanStack Start, React Router, NestJS, Express, Hono, Fastify, Elysia, oRPC, Cloudflare Workers, and standalone TypeScript. Detects console.log spam, unstructured errors, and missing context. Covers wide…

not rated 24k +52 today A 141 tokens

server

63

activepieces/activepieces

Agent Claude Code

Backend agent for the Activepieces server API (packages/server/api). Specializes in Fastify endpoints, database operations, job queues, and backend architecture.

not rated 24k +52 today A 32 tokens

validator

64

JanDeDobbeleer/oh-my-posh

MCP server Claude CodeCodexCursor +2

Validate oh-my-posh configurations and segment snippets against the official schema. Remote server at ohmyposh.dev.

not rated 23k yesterday A tokens not measured original MIT

skyvern

65

Skyvern-AI/skyvern

MCP server Claude CodeCodexCursor +2

AI-powered browser automation — navigate, click, fill forms, and extract data from any website. Remote server at api.skyvern.com.

not rated 23k today A tokens not measured AGPL-3.0

telegram-dev

66

2025Emma/vibe-coding-cn

Skill Claude CodeCodex

A development guide for Telegram, a messaging platform, covering bots, Mini Apps that run inside Telegram, and custom clients that connect to Telegram's services.

not rated 23k 8mo ago A 0 tokens original MIT

n8n-error-handling

67

czlonkowski/n8n-mcp

Skill Claude CodeCodex

Wire n8n error handling so failures are loud, structured, and recoverable. Use when building any webhook/API workflow, a scheduled or unattended workflow, or any path where a silent failure would drop user-visible work — and whenever the user mentions error handling, onError, continueErrorOutput, error…

not rated 23k today A 128 tokens original MIT

marimo-team/marimo

Instructions file GitHub Copilot

Copilot instructions for marimo-team/marimo: For example, if there is a frontend change to make a border thicker, how does this look in run mode, app-view and edit-view? For a backend change, has the user tested different scenarios?

not rated 23k today A 91 tokens original Apache-2.0

pentagi CLAUDE.md

69

vxcontrol/pentagi

Instructions file

Claude Code instructions for vxcontrol/pentagi, covering claude.md, core interaction rules, project overview, build & development commands and backend (run from backend/).

not rated 22k 2d ago A 2,308 tokens original MIT

hindsight CLAUDE.md

70

vectorize-io/hindsight

Instructions file

Claude Code instructions for vectorize-io/hindsight, covering claude.md, project overview, development commands, local development (api + ui) and start both api server and control plane ui.

not rated 22k changed today A 4,851 tokens original MIT

architect

71

comet-ml/opik

Agent Codex

Use this agent when the user needs system design, API design, database schema changes, or architectural decisions. Triggers on requests for high-level technical design or cross-cutting concerns. Context: User planning a new feature user: "How should I design the new metrics aggregation system?" assistant: "I'll use…

not rated 22k today A 285 tokens original Apache-2.0

comet-ml/opik

Skill Claude CodeCodex

Add product analytics (BI) events to Opik features. Use when wiring events on the frontend, the backend, or the Python SDK - all three report through Segment to PostHog.

not rated 22k today A 43 tokens original Apache-2.0

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