Ping-API - Automated API testing and monitoring.
Postman Workspaces - Organize and speed up API development work
Runscope - Log, monitor and measure your API usage to solve API problems fast.
Supabase - An open source Firebase alternative
API Tester - API Tester is the first mobile app to test any type of API on the go. Including REST, GraphQL, WebSocket, SOAP, JSON RPC, XML, HTTP, HTTPS.
Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.