http://pixeljoint.com/forum/forum_posts.asp?TID=11299&PID=139318#13931


http://petesqbsite.com/sections/tutorials/tuts/tsugumo/default.htm


http://www.gas13.ru/v3/tutorials/photoshop_pixelart_tutorials.php


https://simonm-hunter.squarespace.com/tutorial/


https://opengameart.org/content/les-forges-pixel-art-course


https://www.hongkiat.com/blog/pixel-art-tutorials/


https://2dwillneverdie.com/tutorial/give-your-sprites-depth-with-sub-pixel-animation/


https://www.deviantart.com/cyangmou/gallery/37668128/Tutorials


http://files.byondhome.com/TheMonkeyDidIt/BoilerRoomStyleGuide.html


https://pixelation.org/index.php?topic=23281.0
https://pixelation.org/index.php?topic=4912.0


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Video :

anti-alias
https://www.youtube.com/watch?time_continue=5&v=AufcHBVO3CQ


https://www.youtube.com/playlist?list=PLC6BCB8E64F315574&feature=plcp

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Colors :
--------
http://pixeljoint.com/forum/forum_posts.asp?TID=10695

http://files.byondhome.com/TheMonkeyDidIt/shading1.html


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https://www.patreon.com/saint11

https://www.patreon.com/brullov_art

https://www.patreon.com/bandygrass


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Art glossary :
https://pixelation.org/index.php?topic=19594.0

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Sel - Out tutorial
https://web.archive.org/web/20130602163317/http://pixel-zone.rpgdx.net/shtml/tut-selout.shtml