Apps similar to Searchbar.org include Algolia, which is free for personal use. Other options are Searchspring, Manticore search, Uruky Site Search and FreeFind. Site Search Engines like Searchbar.org are a crowded field, with more than 25 alternatives for the web, self-hosting, Mac, Windows and Linux.
AddSearch is a lightning fast, accurate and customizable Site Search engine with a Search API. AddSearch works on all devices and is easy to install, customize and tweak.
Finland
EU
TinySearch is a lightweight, fast, full-text search engine. It is designed for static websites.
Findberry is an internal site search service that enables web developers and site owners easily add professional, ad-free search engine to their websites so that their visitors can find content faster and easier.
Latvia