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![LibreSpeed Logo ](https://github.com/librespeed/speedtest/blob/master/.logo/logo3.png?raw=true )
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# LibreSpeed
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No Flash, No Java, No Websocket, No Bullshit.
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This is a very lightweight Speedtest implemented in Javascript, using XMLHttpRequest and Web Workers.
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## Try it
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[Take a Speedtest ](https://librespeed.org )
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## Compatibility
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All modern browsers are supported: IE11, latest Edge, latest Chrome, latest Firefox, latest Safari.
Works with mobile versions too.
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## Features
* Download
* Upload
* Ping
* Jitter
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* IP Address, ISP, distance from server (optional)
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* Telemetry (optional)
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* Results sharing (optional)
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* Multiple Points of Test (optional)
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* Responsiveness Under Working Conditions (optional)
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![Screenshot ](https://speedtest.fdossena.com/mpot_v6.gif )
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## Server requirements
* A reasonably fast web server with Apache 2 (nginx, IIS also supported)
* PHP 5.4 (other backends also available)
* MySQL database to store test results (optional, PostgreSQL and SQLite also supported)
* A fast! internet connection
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## Installation videos
* [Quick start installation guide for Ubuntu Server 19.04 ](https://fdossena.com/?p=speedtest/quickstart_v5_ubuntu.frag )
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## Android app
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A template to build an Android client for your LibreSpeed installation is available [here ](https://github.com/librespeed/speedtest-android ).
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## Docker
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A docker image is available on the [Docker Hub ](https://registry.hub.docker.com/r/adolfintel/speedtest ), see `doc_docker.md` for more info about it
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## Go backend
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A Go implementation is available in the [`speedtest-go` ](https://github.com/librespeed/speedtest-go ) repo, maintained by [Maddie Zhan ](https://github.com/maddie ).
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## Node.js backend
A partial Node.js implementation is available in the `node` branch, developed by [dunklesToast ](https://github.com/dunklesToast ). It's not recommended to use at the moment.
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## Donate
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[![Donate with Liberapay ](https://liberapay.com/assets/widgets/donate.svg )](https://liberapay.com/fdossena/donate)
[Donate with PayPal ](https://www.paypal.me/sineisochronic )
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## License
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Copyright (C) 2016-2022 Federico Dossena
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This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see < https: / / www . gnu . org / licenses / lgpl > .