Custom character sheets require a Pro subscription to create, or at least access to a user with a Pro subscription. An introduction to character sheets, plus instructions for their creation are on the front page of the wiki and can be found below. A good working knowledge of HTML, CSS, and probably JavaScript would save a lot of frustration. Custom Sheet Creation Building Character Sheets : The How-To for making your own character sheets (for Pro Subscribers Only) Sheet Worker Scripts : An advanced feature of the Character Sheets system which allows the sheet author to specify JavaScript which will execute during certain events, such as whenever the values on a sheet are modified. Roll Templates : These are a special facet of the Character Sheets system which provide additional layout and styling options for the display of roll results. Beginner's Guide to GitHub : How to upload a character sheet for community use Character Sheet i18n : How to set up your Sheet to be easily translated into other languages