BrowserBench
BrowserBench provides Speedometer, JetStream, and MotionMark tests for browser responsiveness, JavaScript and WebAssembly, and graphics performance.
About BrowserBench
BrowserBench.org provides browser benchmarks through its website. It offers Speedometer to measure the responsiveness of web applications, JetStream 3.0 for JavaScript and WebAssembly in advanced web applications, and MotionMark to test browser graphics systems.
Key features
- Speedometer test for responsiveness of web applications
- JetStream 3.0 suite for JavaScript and WebAssembly
- MotionMark test for browser graphics systems
Best for: People who want to measure and compare browser performance for responsiveness, JavaScript and WebAssembly, and graphics.
Good for
- Covers responsiveness, JavaScript and WebAssembly, and graphics testing
- Speedometer is maintained by major browser engine developers under an open governance model
BrowserBench at a glance
- Website
- browserbench.org
- Category
- Software & Utilities › Browser Extensions
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Guides for Browser Extensions
BrowserBench alternatives
Tools and sites you could use instead, ranked by how closely they match.
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Install the Fast.com Info Blur userscript from Greasy Fork to blur information on the speed test page.
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booky.io is an online bookmark manager described as simple, personal, and private, with details limited by a page requiring JavaScript.
Surfingkeys maps keyboard shortcuts for web browsing and supports JavaScript customization in the browser.
Open source
24 alternatives
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