Audio
Extract sound from a video (online)
https://online-audio-converter.com/help/how_to_extract_sound_from_video
Boris Johnson UK Prime Minister Soundboard (online)
https://www.101soundboards.com/boards/11364-boris-johnson-uk-prime-minister-soundboard
Celebrity FakeYou Text to Speech (online) BRILLIANT
https://fakeyou.com/
Celebrity FakeYou Text to video (online) BRILLIANT
https://fakeyou.com/video
Voice Changer (online)
https://voicechanger.io/
Boris Johnson Impressions - and others (online)
https://www.darrenaltman.com/boris-johnson-impression/
Text to speech - lots of voices to choose (online)
https://www.cepstral.com/en/demos
Voice recorder (online)
https://online-voice-recorder.com/
Clownfish voice changer
https://clownfish-translator.com/voicechanger/download.html
Audio Editor
https://www.wavosaur.com/
Audio Editor
https://www.ocenaudio.com/
MP4 to MP3 Converter (online)
https://www.mp4tomp3pro.com/
Karaoke Anything!
https://karaoke-anything.en.softonic.com/
Karafun - Karaoke player (online for songs)
https://www.karafun.com/karaokeplayer/
"Separate vocals and music from any song, in seconds!"
https://vocali.se/en
Vocal Remover and Isolation - Separate voice from music out of a song (online)
https://vocalremover.org/
Extract voice and instruments from music (BRILLIANT)
https://www.conversion-tool.com/voiceseparator/
"All-in-one audio & video editing, as easy as a doc" (online)
https://www.descript.com/
Add visuals to your audio (online)
https://musicvid.org/
HAL 9000 Soundboard
https://www.101soundboards.com/boards/24736-hal-9000-soundboard
Lacey. Music downloader
http://lacey-downloader.com/
BBC Sound Effects
https://sound-effects.bbcrewind.co.uk/
Dreamtonics. 'Synthesiser v Studio' Music production software.
https://dreamtonics.com/synthesizerv/
Masterpiece Generator. Song lyrics generation and other stuff. For fun only.
https://www.song-lyrics-generator.org.uk/
AIVA. Music creation.
https://creators.aiva.ai/login
https://www.youtube.com/watch?v=R-Y_0EtFhy8. Youtube for above.
Free transcription of video. Brilliant
https://beecut.com/speech-to-text-online
Play.ht. Voice creation. Brilliant.
https://play.ht/
123 Apps Audio Extractor. Seperate audio from video. Online. Brilliant.
https://audio-extractor.net/
MyVocal. Clone your voice?
https://myvocal.ai/
Zamzar. MKV TO MP4 online conversion
https://www.zamzar.com/convert/mkv-to-mp4/