Google Programmable search engine is described as 'Adds a customizable search box to your web pages and show fast, relevant results powered by Google Search' and is an website in the online services category. There are more than 50 alternatives to Google Programmable search engine, not only websites but also apps for a variety of platforms, including SaaS, Linux, Self-Hosted and Mac apps. The best Google Programmable search engine alternative is Meilisearch. It's not free, so if you're looking for a free alternative, you could try Algolia or Elasticsearch. Other great sites and apps similar to Google Programmable search engine are OpenSearch, Apache Solr, Manticore search and Searchspring.