You can now purchase the soundtrack of KeeperRL to listen to through the Steam music player. It includes the classic piano pieces from adventure mode produced by Marcin Brzozowski, as well as the fantasy tracks by Krzysztof Łoza. There are also bonus tracks that are not present in the game.
In total over a 100 minutes of music!
All proceeds from the DLC will support the two independent artists.
Follow this link to buy the soundtrack.