The original Nyancoin, running it's own blockchain since 3 January 2014. There are no tokens here.
Nyancoin Core v2.0 now available for download.
Github with source and compiled versions for many architectures.
Local with Windows instructions and other useful information.
The usual warnings apply - there may be bugs, make at least one backup of wallet.dat before altering or installing anything, be certain what you are downloading and from where.
Problems, suggestions, other - please join the Telegram group or add issues via Github.