# A's

## <mark style="color:blue;">AddOn Feature or Block Library</mark>

An AddOn is a feature or block library that can be purchased for an additional price. Addons are usually collaborations that include a unique block library that corresponds to a pattern or book. Addon fees are usually a flat, one time payment.

### <mark style="color:blue;">-> PreQuilt AddOn Collaborations</mark>

* [Kinship Block Library](https://app.prequilt.com/kinship) in collaboration with [Gnome Angel](https://www.gnomeangel.com/)
* [Make The Cut Block Library](https://app.prequilt.com/make-the-cut) in collaboration with [Gnome Angel](https://www.gnomeangel.com/)