Zesheng ToolsA lightweight directory of browser-based tools. Built for fast loads, clear navigation, and everyday productivity.

Zesheng ToolsA lightweight directory of browser-based tools. Built for fast loads, clear navigation, and everyday productivity.

User-Agent parser · Zesheng Tools

User-Agent parser

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Parse browser User-Agent strings into browser, OS, device, and engine fields.

User-Agent string

Runs locally in your browser.

What it does

Uses ua-parser-js locally. Use this browser fills your current UA string.

Social behavior style quiz with eight local result profiles (entertainment only).

General in-browser converters for images and text encodings.

Inspect media URLs locally; does not provide copyrighted download bypass.

Freehand draw on a canvas and export your sketch as PNG.

Hand-drawn style whiteboard with rough strokes and PNG export.

Browse curated ChatGPT-style prompts and fill in placeholders to copy.

Build structured coding prompts for debugging, refactors, or documentation.

Set a target date and time and count down with days, hours, minutes, and seconds.