Step Sequencer

8 by 8 is 64

Linux 64bit
v6.6 2021-09-06 4.44MiB
Linux ARM64
v6.6 2021-09-06 4.40MiB
Mac Universal
v6.6 2021-09-07 4.88MiB
Windows 64bit
v6.6 2021-09-06 2.65MiB
Linux 32bit
v6.6 2021-09-06 4.23MiB
Linux ARM
v6.6 2021-09-06 4.14MiB
Mac ARM
v6.6 2021-09-06 1.58MiB
Windows 32bit
v6.6 2021-09-06 2.50MiB

source-code (all platforms)

screenshot