These are distributed under an Attirbution Creative Commons license (except the Amanda Palmer one). Meaning you can do what you like with them so long as you include a credit/link to Ukulele Hunt or to the original post.
Amanda Palmer – Ukulele Anthem (Non-commerical license)
Tab for pieces written for the ukulele forerunner, the machete. These are for a ukulele tuned to gCEG