Hoppscotch
Free plan ($0 forever): REST, GraphQL and realtime API testing in a personal workspace.
Dev Tools
What you get
An open-source API client for REST, GraphQL and realtime APIs with collections, environments, pre-request scripts and tests, a collection runner and code snippets.
How to get it
Click Get started under Free on hoppscotch.com/pricing.
The catch
Team workspaces, shared collections, API documentation publishing and API mocking start on Business at $6 per user a month billed annually.
From the official page · checked Nov 3, 2026