The LibreSpeed speed test is created in 2016.
LibreSpeed is created by Federico Dossena, an Italian software developer, and available at Github.
The LibreSpeed speed test is user-friendly and accessible. In addition, there are no ads. Unfortunately, the results are ambiguous. In other words, the results are often between values expected by mainstream speed tests and realistic speed tests. That is why this speed test is not recommended.
In the speed test overview you find all findings regarding the LibreSpeed speed test.