-Finish rules translation in Spanish
-Design: final touch (gain extra space on top, using space on the right)
-Crazyhouse: center reserves, grey if zero available, numbers superimposed
+PROBABLY WON'T FIX:
+Embedded rules language not updated when language is set (in Analyse, Game and Problems)
+If new live game starts in background, "new game" notify OK but not first move.
+
+NEW VARIANTS:
+http://history.chess.free.fr/rollerball.htm
+ https://www.chessvariants.com/40.dir/rollerball/index.html
+
+https://www.pychess.org/variant/shogun
+https://www.chessvariants.com/incinf.dir/bario.html
+ https://www.chessvariants.com/index/listcomments.php?order=DESC&itemid=Bario
+ https://www.bario-chess-checkers-chessphotography-spaceart.de/
+ https://le-cdn.website-editor.net/20ef5f800ea646c29f6852cfc5ceda07/dms3rep/multi/opt/BAR028-e15a849c-960w.jpg
+
+Non-chess: ( won't add draughts: https://lidraughts.org/ )
+gomoku, avalam, Fanorona https://fr.wikipedia.org/wiki/Fanorona
+Yoté https://fr.wikipedia.org/wiki/Yot%C3%A9 http://www.zillionsofgames.com/cgi-bin/zilligames/submissions.cgi/92187?do=show;id=960
+
+Later :
+Qoridor (wider lines in another color ?)
+Hexagonal variants (+ Gex game)