If you want character options without having to homebrew your own rules, the 1E library is your best resource. Top Sources for Pathfinder 1E PDFs
For a system as large as Pathfinder 1E, digital files offer several practical advantages: pathfinder 1e pdfs
: Tools like Hero Lab or Fantasy Grounds can import data from your PDFs to automate the math-heavy character creation process. How portable is Pathfinder compared to D&D 3e/3.5e? If you want character options without having to