Getstream chat messaging by stream

Stream's API and SDKs enable developers to build messaging solutions very quickly and reliably. Drive in-app conversion, engagement, and retention while letting the Stream backend handle all the heavy lifting. * Chat UI & SDKs - Design and build with React Native, React, iOS and our UI Kit. * Chat threads - With threads and replies you can build structured chat experiences. * Reactions - Add emoji reactions to messages just like Slack, Facebook or iMessage. * Flexible API - Proven reliability that is flexible enough to build any chat experience.