> For the complete documentation index, see [llms.txt](https://book.konstantinsecurity.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://book.konstantinsecurity.com/readme/cryptocurrency/prepaid-cards.md).

# Prepaid cards

[BitFree](/readme/cryptocurrency/prepaid-cards/bitfree.md)

[Pyypl: Your Money at Your Fingertips](/readme/cryptocurrency/prepaid-cards/pyypl-your-money-at-your-fingertips.md)