What is an OGA File?
An OGA file contains audio data in the open-source Ogg audio container format, which can be encoded using different codecs that include FLAC, OggPCM, or Opus. OGA files are a subset of Ogg audio files, hence their file extension may be .OGG rather than .OGA.
Download OGA Sample Files
Here you can download .OGA sample files available in different file sizes and audio lengths.