W.A.M.M.P. (Windows Audio Modular Media Player, aka WAMMP) project is a pluggable player for windows. It can features a lot of tools for musicians and music listeners as well
Choose for wammp_x.zip for basic version or wammp_x_AIO (ALL-IN-ONE) for the basic version with all plugins included. For security reason, you must unblock DLL under plugins folder.
Read Unblock a downloaded file to avoid security warnings for more details
Read the Guide to know more information about the usage
Check the plugins page for the latest plugins released for WAMMP
Go to Bass add-ons page and download the desired audio format
WAMMP is a freeware project that is developed in personal time. You can show your appreciation for this project and support future development by donating.