Pattern Library And you do many things like that.

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  xp2_jlg4glj

  https://conwaylife.com/wiki/Xp2_jlg4glj https://www.conwaylife.com/patterns/xp2_jlg4glj.rle

  Size:7x5 | Rule:23/3

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  xs15_3lkia4z32

  https://conwaylife.com/wiki/Xs15_3lkia4z32 https://www.conwaylife.com/patterns/xs15_3lkia4z32.rle

  Size:6x7 | Rule:23/3

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  x66

  A period 4 speed c/2 orthogonal spaceship found in July 1992 via a search for spaceships containing cells with no more than 6 alive neighbours.

  Size:9x11 | Rule:23/3 | @lifewiki

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  xp2_4l1148kgzx302

  https://conwaylife.com/wiki/Xp2_4l1148kgzx302 https://www.conwaylife.com/patterns/xp2_4l1148kgzx302.rle

  Size:8x7 | Rule:23/3

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  xwsstagalong

  https://conwaylife.com/wiki/Lightweight_spaceship https://www.conwaylife.com/patterns/xwsstagalong.rle

  Size:25x19 | Rule:23/3

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  xp2_69b8b9iczx32

  https://conwaylife.com/wiki/Xp2_69b8b9iczx32 https://www.conwaylife.com/patterns/xp2_69b8b9iczx32.rle

  Size:8x7 | Rule:23/3

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  x66_synth

  13-glider synthesis of x66 and 9-glider synthesis of x66-half on HWSS Syntheses found 8 March 2015, based on initial apgsearch soup: https://conwaylife.com/forums/viewtopic.php?f=2&t=1452&p=17576#p17570

  Size:27x79 | Rule:23/3 | @lifewiki

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  xs28db8n9arz3123032

  https://conwaylife.com/wiki/Density https://www.conwaylife.com/patterns/Xs28db8n9arz3123032.rle

  Size:7x7 | Rule:23/3

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  x66_half

  Half of x66 supported by a heavyweight spaceship

  Size:9x11 | Rule:23/3

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  xp2_3lgh1lo

  https://conwaylife.com/wiki/Xp2_3lgh1lo https://www.conwaylife.com/patterns/xp2_3lgh1lo.rle

  Size:7x5 | Rule:23/3

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  xpentomino

  One of the 12 pentominoes.

  Size:3x3 | Rule:23/3 | @lifewiki

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  xp2_8e1t2gozw23

  https://conwaylife.com/wiki/Xp2_8e1t2gozw23 https://www.conwaylife.com/patterns/xp2_8e1t2gozw23.rle

  Size:7x7 | Rule:23/3

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  xp2_350k0l51zw32

  https://conwaylife.com/wiki/Xp2_350k0l51zw32 https://www.conwaylife.com/patterns/xp2_350k0l51zw32.rle

  Size:8x7 | Rule:23/3

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  xp2_g0l1hgl3z11

  https://conwaylife.com/wiki/Xp2_g0l1hgl3z11 https://www.conwaylife.com/patterns/xp2_g0l1hgl3z11.rle

  Size:8x6 | Rule:23/3

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  xs19_69bo7pic

  https://conwaylife.com/wiki/Xs19_69bo7pic https://www.conwaylife.com/patterns/xs19_69bo7pic.rle

  Size:8x5 | Rule:23/3

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  xp2_69b8baiczx32

  https://conwaylife.com/wiki/Xp2_69b8baiczx32 https://www.conwaylife.com/patterns/xp2_69b8baiczx32.rle

  Size:7x8 | Rule:23/3

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  xp2_62k0l51z032

  https://conwaylife.com/wiki/Xp2_62k0l51z032 https://www.conwaylife.com/patterns/xp2_62k0l51z032.rle

  Size:7x7 | Rule:23/3

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  xp2_k3g44gljz11

  https://conwaylife.com/wiki/Xp2_k3g44gljz11 https://www.conwaylife.com/patterns/xp2_k3g44gljz11.rle

  Size:8x6 | Rule:23/3

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  xp2_caabaiczw32

  https://conwaylife.com/wiki/Xp2_caabaiczw32 https://www.conwaylife.com/patterns/xp2_caabaiczw32.rle

  Size:7x7 | Rule:23/3

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  xp2_62k0l51z642

  https://conwaylife.com/wiki/Xp2_62k0l51z642 https://www.conwaylife.com/patterns/xp2_62k0l51z642.rle

  Size:8x7 | Rule:23/3

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  xp2_6a88baiczx32

  https://conwaylife.com/wiki/Xp2_6a88baiczx32 https://www.conwaylife.com/patterns/xp2_6a88baiczx32.rle

  Size:8x7 | Rule:23/3