Product Information
What is Librespeed?
LibreSpeed Free and Open-Source Speed Test. No Flash, No Java, No Websocket, No Nonsense.
This is a very lightweight speed test implemented in JavaScript, using XMLHttpRequest and Web Workers.
**Compatibility**
Supports all modern browsers: IE11, latest Edge, latest Chrome, latest Firefox, latest Safari.
Also works on mobile. An Android app is available on F-Droid.
**Features**
- Download
- Upload
- Ping
- Jitter
- IP address, ISP, distance from server (optional)
- Telemetry (optional)
- Result sharing (optional)
- Multi-point testing (optional)
How to use Librespeed?
LibreSpeed is a free and open-source HTML5 self-hosted speed test tool, offering lightweight network speed measurements including download, upload, ping, and jitter, with no reliance on Flash, Java, or Websocket.
Core Functions of Librespeed
Privacy-Focused, Lightweight, Web-Based, Network Speed Test, Minimalist, Web Tools
Usage Scenarios of Librespeed
- Test internet download speed.
- Test internet upload speed.
- Measure network latency (Ping).
- Measure network jitter (Jitter).
- Self-hosted speed test service.
- Share speed test results.
Common Questions about Librespeed
What does LibreSpeed do?
How do I use LibreSpeed?
What are the core features of LibreSpeed?
What are the application scenarios for LibreSpeed?




















