Arcade Trail - Crowdsourced game discovery & curation platform
Site Search 360 - Site Search 360 enhances and improves your built-in CMS or product search with autocompletion, semantic search, filters, facets, detailed analytics, and a whole lot of customization options.
Rawg - Video game discovery powered by you!
Algolia - Algolia's Search API makes it easy to deliver a great search experience in your apps & websites. Algolia Search provides hosted full-text, numerical, faceted and geolocalized search.
500 Streamers - A forever changing list of the Top 500 streamers on Twitch
ElasticSearch - Elasticsearch is an open source, distributed, RESTful search engine.