Browser Information Checker
Check browser capabilities: cookies enabled, WebGL support, language, online status, and service workers.
How to Use Browser Information Checker
Open the page to see live detection of supported web APIs.
Check WebAssembly, WebGL, LocalStorage, and ServiceWorker status.
Copy feature matrix report.
Frequently Asked Questions
Does it test WebGL?
Yes, it creates a test canvas context to verify 3D WebGL acceleration.
Related Developer Tools
Explore more free client-side developer utilities in this category
API Tester
Test REST API endpoints live in your browser with custom HTTP methods, headers, query params, and body.
REST API Client
Lightweight, postman-like browser REST client for debugging and testing web services.
API Documentation Generator
Generate clean, markdown and HTML API documentation from endpoint definitions and JSON payloads.
GraphQL Playground
Test GraphQL queries and mutations with variables and custom authentication headers.
Webhook Tester
Inspect, test, and simulate webhook payloads, event triggers, and signature verifications.
cURL Command Generator
Build custom cURL commands visually with method, headers, auth tokens, query params, and body.