Developer Browser Pro

Developer Browser is a focused web viewer designed for inspection and troubleshooting.

Load any URL (or search from the address bar) and review what the page returns and what it does at runtime.

Features:.

Response headers at a glance. Capture the latest HTTP status, MIME type, and full header list.

Console stream. View console output plus JavaScript errors and unhandled promise rejections with timestamps.

DOM snapshot + search. Capture a structured DOM tree with tag, id/class hints, text preview, and a searchable path.

Page source. Read and copy the rendered document HTML in a monospaced view.

Audit deck. Quick structural and accessibility signals (headings, buttons, landmarks, language, unlabeled links, missing alt/labels) plus basic timing info.

Cookies for the current host. See cookie name, value preview, domain/path, secure/session flags, and expiration.

Session timeline. Keep a running list of captured responses as you browse.

Use it for debugging, QA checks, and lightweight page reviews without leaving your browsing context. Show More