Etherworld is simple puzzle like logic game. It can be downloaded from here: Windows version, Linux 64 bits version or Linux 32 bits version.
Just unpack it and enjoy.

Etherworld global high scores in form Ether/Flow/Connections @ Turn
Etherfields
Misio110/1/22/0 @ 162016-09-13
Obelisks
meme56/2/14/2 @ 462017-08-05
Puzzles
meme59/2/3/0 @ 402017-08-05
Really Small
meme51/2/15/0 @ 92017-08-05
Misio60/2/15/0 @ 72016-09-16
Patysio60/2/15/0 @ 72016-09-16
john49/2/15/0 @ 62016-10-17