The AsyncAPI Specification (AAS), is a specification for a programming language-agnostic, machine-readable interface definition language for describing, producing, consuming, and visualizing event-driven services.
AsyncAPI documents describe API services and are represented in YAML or JSON formats.
🪽 An open, easy, fast, reliable and battery-efficient solution for real-time communications
adidas group API design guidelines
Socket.IO solution with I/O validation that generates AsyncAPI specs and consumer contracts.
Wan 3.0 API Python SDK and MCP server; see the uncensored Wan 3.0 Spicy API companion for relaxed-moderation routes. Standard text-to-video, image-to-video, multimodal references, uploads, and async jobs.
Kling 4 API and Kling 4.0 API SDK and examples, with Kling 4 Flash API and Kling 4.0 Flash API availability tracking for MuAPI.
Leonardo.ai API
🚀 Production-grade FastAPI template • JWT auth • Rate limiting • Async PostgreSQL & Redis • OpenTelemetry observability (Prometheus, Grafana, Tempo) • Alembic • Docker • Gunicorn + Uvicorn • Async Ready • RFC-Compliant API Responses • Enterprise Security Patterns
Qubership APIHUB monorepo
a light asynchronous game development framework based on cocos creator 3.x
Python SDK for Midjourney V7, V8, and Niji image generation through MuAPI.
Gemini Omni 1.1 Flash API Python SDK and MCP server for Google's newly announced update: scene extension, keyframe control, 360p draft mode, 4K upscaling, and video reference input via MuAPI.
Turn your Django Channels consumers into interactive AsyncAPI 3.0 documentation.
Wan 3.0 Prime API Python SDK and MCP server for higher-fidelity AI video generation: text-to-video, image-to-video, multimodal references, uploads, and async job polling.
events processing demo
Seedance 2 and 2.5 Motion Control API comparison and runnable Muapi examples
An asynchronous REST API for scalable computer vision inference using FastAPI, Celery, Redis, and Hugging Face.
Automatically extract lyrics from any audio file using vocal isolation, speech-to-text, and acoustic fingerprinting
AI-powered student engineering assistant that transforms project ideas into structured development plans, initializes projects, tracks real development through Git, and continuously adapts execution timelines to student progress.
Created by AsyncAPI Initiative, Fran Méndez
Released September 20, 2017
Latest release 10 months ago