I made a Custom Item Texture generator for Optifine! Click the image to try it!

//www.planetminecraft.com/css/fonts.css?v=iAIAFChsfiOXhFo1Q2xw8K3yBUtVao3WmHpU39GNnyc7p4lg,//www.planetminecraft.com/css/drip.css?v=E-Bkm3RsAwE6W5BeSvDrE7OvZkppuqTu9nUib7w0jjNI0k9q,//www.planetminecraft.com/css/editor.css?v=TIiE8gqlJTaWf0ZYQ-xZwTf-2QhBoq1LJ4fy7pE_0PHC2kxq

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default

{"code":"owned","key":"penguin","type_id":5,"award_id":483,"mid":3191814,"spawn":1}