Is there an open-source enterprise search engine?

Yes, there are many open-source search engines to embed search options on your enterprise sight. Here are three of the open-source search engines:

1. Apache Lucene: A full-text open-source search engine is available free of cost.
2. Miele Search: It is an open-source search engine that provides various customization options.
3. Type Sense: It is an open-source enterprise search engine that is typos-proof and gives a delightful experience.

Yes, there are multiple open source enterprises available on the internet. Unlike intranet search engines, open-source engines have no connection with the enterprise's internal and private network. Hence, it only finds a search engine document in the database but also gives complete transparency to the users. Furthermore, users can easily study, distribute and change their source code.

Here are the 5 most popular open-source search engines that you may want to check out:

1. Apache Lucene
2. SOLR
3. Elasticsearch
4. MeiliSearch
5. Typesense