Google Custom Search - Google Custom Search enables you to create a search engine for your website, your blog, or a collection of websites.
SLI Systems - SLI Systems
Sooqr - Sooqr Search provides relevant and innovative site search engine for the website.
IBM Cloud Bare Metal Servers - IBM Cloud Bare Metal Servers is a single-tenant server management service that provides dedicated servers with maximum performance.
Klevu - Klevu offers instant site search solution for eCommerce stores.
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.