FragPipe-SpecLib is a fork of EasyPQP. It is used by FragPipe to build spectral library.
The Windows version of FragPipe has FragPipe-SpecLib bundled. For the Linux version, install the production version:
pip install FragPipe-SpecLib
Install the development version from GitHub:
pip install git+https://github.com/Nesvilab/FragPipe-SpecLib.git@master