I implemented support for KeepassXC, see
- Problems using Vivokey demo cards
- Implement support for Yubikeys and potential other tokens via wireless NFC using smartcard readers (Rebase) by StarGate01 · Pull Request #6895 · keepassxreboot/keepassxc · GitHub
- GitHub - DangerousThings/flexsecure-ykhmac: Javacard applet emulating the Yubikey challenge-response interface