This weekend is Ludum Dare! Most of us will be making games over there, but OneHourGameJam will still run as normal.
Keep in mind that it may be ghost town over here, and it's unlikely that there will be a stream.
for 1 Hour Game Jam 68 (Mirror)
The classic game of cat and mouse (or rectangle and square, in this case.) I took the theme a bit more mechanically; the game is about mirroring the controls.