What is Hoppscotch?
Hoppscotch is an open-source API development tool that runs in the browser. You can send REST requests, test GraphQL queries, and connect to WebSocket, SSE, Socket.IO and MQTT endpoints.
It is a lightweight alternative to Postman, with collections, environments, pre-request scripts and tests. A desktop app and self-hosted version are also available.
Key features
- REST, GraphQL and realtime protocols
- Collections and environment variables
- Pre-request scripts and tests
- Generate code snippets
Pros
- Fast and lightweight
- Works without installing anything
- Open source
Cons
- Syncing across devices needs an account
- Browser requests may need the proxy or extension for CORS
Best for
Ratings and reviews
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Hoppscotch FAQ
Is Hoppscotch free?
Hoppscotch is free and open source, and works without an account. An account is only needed to sync collections.
Do I need an account to use Hoppscotch?
No. Hoppscotch works without signing up, so you can open hoppscotch.io and start using it right away.
What are some alternatives to Hoppscotch?
Similar free tools that also work without an account include Regex101, CyberChef, Crontab Guru, Transform, JSON Crack and Carbon.