.OSZ File Extension
File Type 1Osu! Beatmap File
This file is saved in a zipped format. You can view the contents by unzipping it with a file decompression program.
What is an OSZ file?
File used by osu!, a rhythm game where players click visual cues in sync with music; contains a compressed beatmap, which includes a song, graphics, and timings and locations of clicks; enables players to save and share custom beatmaps.
OSZ files may be played by double-clicking them in Windows or by dragging them into the osu! game window.
OSZ files are compressed using zip compression.
File Type 2OpenLP Service File
This file is saved in a binary format, which requires a specific program to read its contents.
.OSZ File Association 2
File created by OpenLP, a free application used for creating worship service multimedia presentations; can include song lyrics, audio and video data, PowerPoint presentations, and other multimedia data; used with a video projector, which displays the content on a screen.
NOTE: OpenLP is short for "Open Source Lyrics Projection."