Lighthouse

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Makes JSON easy to read and explore

Vue.js devtools

DevTools browser extension for Vue.js

Requestly: Supercharge your Development & QA

Features: Intercept & Modify HTTPs Requests, API Mocking, GraphQL Mocking, Rest API Client, API Testing, Modify HTTP Headers, etc

Scribe: AI Documentation, SOPs & Screenshots

Document any workflow automatically. Share beautiful step-by-step guides in seconds. Save each team member 35 hours/month.

Wappalyzer - Technology profiler

Identify web technologies

Talend API Tester - Free Edition

Qlik

Visually interact with REST, SOAP and HTTP APIs.

Stylebot

Change the appearance of the web instantly