There's no list of comparison. In terms of features Postman has lot of features. Hoppscotch (as of now) only has essential features. Hoppscotch is a community driven project, new features are being added on every week.
Hoppscotch is a web app, you can spin up a API test from your smartphone / tablet on the go. It's an open source project, you can make infinite collections, environments and sync them across devices. Apart from REST APIs, Hoppscotch has WebSocket, GraphQL, SocketIO, SSE, MQTT, API Documentation generator etc.
Hoppscotch is a web app, you can spin up a API test from your smartphone / tablet on the go. It's an open source project, you can make infinite collections, environments and sync them across devices. Apart from REST APIs, Hoppscotch has WebSocket, GraphQL, SocketIO, SSE, MQTT, API Documentation generator etc.