Relevanssi Light is a simple, quick and effective search improvement that replaces the default WP search with a fulltext index search.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
- Wordpress

Chroma DB is described as 'Open-source search and retrieval database for AI applications' and is an app in the business & commerce category. There are more than 50 alternatives to Chroma DB for a variety of platforms, including Linux, Self-Hosted, Web-based, Mac and Windows apps. The best Chroma DB alternative is Algolia. It's not free, so if you're looking for a free alternative, you could try Algolia or Elasticsearch. Other great apps like Chroma DB are Golem, OpenSearch, FalkorDB and Apache Solr.
Relevanssi Light is a simple, quick and effective search improvement that replaces the default WP search with a fulltext index search.

Measured Search provides a fully-managed personalized search & discovery service offering feature packed textual & relevance based search, contextualized recommendations combined with search & interaction analytics that enable you to increase conversions...
SearchBlox is an out-of-the-box Enterprise Search Solution built on top of Apache Lucene/Solr. It is fast to deploy, easy to manage and available for both on-premise and cloud deployment.
Medullar is the fastest, most secure way to discover your data across everyday platforms in real-time, wherever it is, with one universal search tool.

Cludo is a powerful search solution to your website. It is built on top of Elasticsearch which means you do not have to do any further developing, or hire any developer concerning site search. Cludo's focus is to deliver an easy to use search engine with the greatest support...




Luigi’s Box offers a set of powerful tools for eCommerce websites to improve search and product discovery. Luigi's Box increases your sales and conversions by providing your visitors with the best possible shopping experience.






ParadeDB is a modern Elasticsearch alternative built on Postgres. Built for real-time, update-heavy workloads.

Lunr Search is a compact, full-featured search tool that doesn't require external server-side services. It offers language processors for accurate user query results and can be adjusted to suit your content. Lunr works in your browser or on a server with node.
Simplify how agents connect to enterprise data. Build high-impact AI apps with one centralized solution for agentic retrieval-augmented generation (RAG) workflows.



TinySearch is a lightweight, fast, full-text search engine. It is designed for static websites.
Enterprise search, simplified. Cloud-based enterprise search solution that search across all of your organization’s content sources — Aconex, Procore, Dropbox, Microsoft Sharepoint, Onedrive, and more.
