Stylepill is the best place to host all your UI components (you can re-download at any time). You can also feed you personal repository with another users' components.
We're working on a closed beta, making the repository with our early subscribers. But if you want access, let us know, we'll gladly give it to you.
Open Loyalty is an open-source loyalty management platform, which can be used as a base for a new digital product or to extend existing products with new loyalty features. Publicly available on GitHub, free for building an MVP with less than 200 customers.