These tools integrates with

AsyncAPIvsRedocly

Open standard for defining event-driven async APIs versus OpenAPI linting, bundling, and beautiful API docs from one CLI

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Choose AsyncAPI when…

  • •You're documenting event-driven or async APIs
  • •Kafka, WebSocket, or MQTT interfaces need specs
  • •You want OpenAPI-style tooling for async messaging

Choose Redocly when…

  • •You want polished, branded API reference docs
  • •You're already using OpenAPI and want better docs output
  • •Developer experience for your API consumers is a priority

Side-by-side comparison

Field
AsyncAPI
Redocly
Category
Specifications
Specifications
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
—
Enterprise: Custom
GitHub Stars
⭐ 5,100
⭐ 25,500
Health
●85 — Active
●55 — Slowing

AsyncAPI

The specification standard for async, event-driven APIs over Kafka, MQTT, WebSockets, and more — the async equivalent of OpenAPI. The ecosystem includes CLI, parser, code generators, and server stub templates. Widely adopted in microservices and streaming architectures.

Website ↗GitHub ↗

Redocly

Combines Redoc (25k+ GitHub stars) with a powerful CLI for linting, validating, and bundling OpenAPI specs. Supports OpenAPI 3.x, Swagger 2.0, AsyncAPI, and Arazzo. Enterprise offering adds developer portals and auto-generated code samples across teams.

Website ↗GitHub ↗

Shared Connections1 tools both integrate with

Swagger / OpenAPI

Only AsyncAPI (1)

Redocly

Only Redocly (5)

SpeakeasyStoplightMintlifyFernAsyncAPI

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