Now UI Kit is a responsive Bootstrap 4 kit provided for free by Invision and Creative Tim. It is a beautiful cross-platform UI kit featuring over 50 elements and 3 templates.
Shards UI Kit is a free, modern and lightweight UI toolkit based on Bootstrap 4 that comes packed with 2 extra pre-built landing pages and 11 custom components that you can use to kick-off your next project.
All of the components, layouts and typography are made according to Apple's Human Interface Guidelines. The naming convention of each component strictly follows Apple Developer Documentation so you can get familiar with it when you implement your designs in Xcode.
Flowbase is a curated collection of assets, templates & guides from and for the Webflow community. Easily sort through clone-able products that are usable in your own web projects, or maybe learn something new with a guide. Updated Regularly! Thanks!