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.
ProTexting - ProTexting offers mobile marketing tools for businesses to communicate with their audience via SMS & MMS campaigns.
ElasticSearch - Elasticsearch is an open source, distributed, RESTful search engine.
ShoutOUT - All in one business texting tool to send personalized alerts, promotions, reminders, short links and marketing campaigns, for any SMEs (hotels, restaurants, education, non profits, Woocommerce, banks, healthcare, agencies, supermarkets, weddings)
Google Custom Search - Google Custom Search enables you to create a search engine for your website, your blog, or a collection of websites.
Clickatell - Simple, reliable mobile messaging cloud.