Sorry for not uploading for so long. I was busy with school and procrastinating.
Example 1x1 and 2x2 piston doors from a video by @ThatMumboJumbo:
Best 1x1:
Opening: seconds
Closing: seconds
Volume: 1x3x1, 3 blocks
Best 2x2:
Opening: seconds
Closing: seconds input delay
Volume: 10x6x3, 180 blocks
Best 3x3 by @lum3nd029:
Tutorial:
Opening: 0.3 seconds, seamless
Closing: 0.3 seconds
Volume: 10x10x3, 300 blocks
3x3 by me, @funkypiantas , @jensundlars1137 and @lum3nd029:
Tutorial:
Opening: 0.6 seconds
Closing: 0.7 seconds
Volume: 8x9x1, 72 blocks
Best 4x4 by @Yaboiimmenselad and me:
Tutorial:
Opening: seconds
Closing: seconds
Volume: 12x11x3, 396 blocks
Best 5x5 by @lum3nd029, @timmerman135 and @soulbanished:
Tutorial:
Opening: 0.9 seconds
Closing: seconds
Volume: 13x12x5, 780 blocks
5x5 by @spitnight4998:
Tutorial:
Opening: seconds
Closing: seconds seconds of input delay
Volume: 15x11x4, 660 blocks
Best 6x6 by @J2ko and @choose4263:
Opening: seconds
Closing: seconds
Volume: 10x175, 850 blocks
6x6 by @lum3nd029:
Best 7x7 by @satrs839 and @thememer9031:
Tutorial:
Opening: 2.1 seconds (I got it wrong in the video)
Closing: 0.9 seconds
Volume: 19x14x7, 1862 blocks
7x7 by @timmerman135
7x7 by @Algi__:
7x7 by @timmerman135
Best 8x8 by @timmerman135:
Opening: 2.4 seconds
Closing: seconds
Volume: 20x20x7, 2800 blocks
8x8 by @timmerman135
Best 9x9 by @Algi__:
Showcase:
Opening: seconds
Closing: seconds
Volume: 27x29x19, 14877 blocks
Best 10x10 by me:
Showcase:
Opening: 1.8 seconds
Closing: seconds
Volume: 36x19x9, 6156 blocks
10x10 by @Algi__: