[1] The "Ultimate" designation on models represents keyboards with blank keycaps, made with the purpose of improving touch typing skills.
The latter is intended for applications demanding lower noise levels than those obtained with the regular clicky MX blue stem switches while retaining a similar tactile characteristic.
In 2015, some versions of Das Keyboards began shipping with Cherry MX clone switches manufactured by Greetech.
[16] The open source project DieFarbe, not endorsed by Das Keyboard, attempts to implement the Windows driver's feature set for other operating systems.
[citation needed] After Metadot Corporation's attempts to censor an alternative, open-source driver, security concerns arose.
Das Keyboard 5Q's cloud connection driver was questioned by some users due to the possibility of being a remote keylogger.