Nostrfiles switched from .wav to .mp3 for its recordings. Give it a try over here: https://nostrfiles.dev/recorder/ Mp3 audio files should be displayed also in the latest #Amethyst app: Feel free to push recordings to the endpoint https://nostrfiles.dev/uploadaudio Example with curl: `curl -X POST -F file=@my_nostr_song.mp3 https://nostrfiles.dev/upload_audio` @Vitor Pamplona