Appbase.io - Search stack for building modern apps
Typesense - Typo tolerant, delightfully simple, open source search 🔍
Searchkit - UI components for Elasticsearch
Expertrec - Adds super fast search autocomplete, spell correct and search listing pages to your site search.
X to Elasticsearch Sync - CLI for importing MongoDB, SQL, CSV, JSON to Elasticsearch
Deja vu - A mind-blowing interactive piece to promote an album. Wow.