[HELP NEEDED] Major planned/missing features

This is a list of some major features currently missing from NewPipe for developers (both team members and current/future contributors) to go through when they are thinking of working on NewPipe:

• Refactor of the massive Player code is sorely needed. Any changes there tend to cause new bugs: #8616
  • #8011
  • #8170
  • #8678
  • The code related to how the player is started or changed: #7673
  • Write some documentation that explains how the main components of the player work (along with their layers of abstraction)
  • ...
• DASH and HLS playback
  • Initial support added 🎉
    • TeamNewPipe/NewPipeExtractor#810
    • #8153
  • Improvements to the current model used in the extractor
    • TeamNewPipe/NewPipeExtractor#858
    • TeamNewPipe/NewPipeExtractor#862)
• Channel tabs: #2414
  • TeamNewPipe/NewPipeExtractor#1082
  • #9182
• YouTube mixes and YouTube Music mixes: TeamNewPipe/NewPipeExtractor#788
• Search filters: #2251
  • TeamNewPipe/NewPipeExtractor#904
  • #8837
• Seamless transition between background and video players: #7349
• Allow use of Android Picture-in-Picture API instead of a custom popup player (with Draw over other apps permission) (only for Android 8.0 and higher): #8750
• Custom channel group feeds as main page tabs: #3319
• Proper storage access on Android TV : #8359 (Rejected)
• Comment replies: #2277
  • #10018
  • TeamNewPipe/NewPipeExtractor#794
  • TeamNewPipe/NewPipeExtractor#941
• Multiple audio tracks support: #5854
  • #9937
  • TeamNewPipe/NewPipeExtractor#973
  • TeamNewPipe/NewPipeExtractor#1026
  • TeamNewPipe/NewPipeExtractor#1041