involved in diffing.  </p>

<ul>
<li><a href="https://github.com/RxSwiftCommunity/RxDataSources">RxDataSources</a> (by <a href="https://github.com/kzaher">@kzaher</a>, <a href="https://github.com/RxSwiftCommunity">RxSwift Community</a>)</li>
<li><a href="https://github.com/Instagram/IGListKit">IGListKit</a> (by <a href="https://github.com/Instagram">Instagram</a>)</li>
<li><a href="https://github.com/RACCommunity/FlexibleDiff">FlexibleDiff</a> (by <a href="https://github.com/andersio">@andersio</a>, <a href