IKEA Hacker featured this project using a Bonde bookcase. Nicole added 4 castors to the bottom and a sliding rail at top, along with reinforcing the cabinet, to create a sliding bookcase door for a half bath. This isn’t completely secret since the rail is fully...
This secret bookcase door was created by Reddit user with name mesojdm. The simple office bookcase opens up to reveal a secret room for gun secure gun storage.
