What is the most popular open-source alternative to Elasticsearch?

Typesense has the most GitHub stars in this list, with 27k (GPL-3.0). Other reviewed options include OpenSearch, Quickwit, and ParadeDB.

Is there a self-hosted alternative to Elasticsearch?

Yes. Typesense, OpenSearch, Quickwit, and ParadeDB can run on your own server. Check each license before commercial use.

Which Elasticsearch alternatives have a hosted version?

None of the listed alternatives records a hosted option, so plan to run it yourself.

What should you check before switching from Elasticsearch?

Compare query features, scaling and storage, license terms. Confirm the license, who will operate the install, and how you will export your data from Elasticsearch.

Open-source Elasticsearch alternatives

A search and analytics engine, commonly run as Elastic Cloud. Use the approved catalog below to weigh license, hosting, and repository activity for full-text search and log analytics.

Compare the set

In short

The catalog lists 4 reviewed open-source alternatives to Elasticsearch for full-text search and log analytics: Typesense (GPL-3.0, self-hosted), OpenSearch (Apache-2.0, self-hosted), Quickwit (Apache-2.0, self-hosted), and ParadeDB (AGPL-3.0, self-hosted). GitHub metadata last checked October 4, 2026.

About Elasticsearch

A search and analytics engine, commonly run as Elastic Cloud.

Query features
Scaling and storage
License terms

Why choose each alternative

Typesense
A search engine built to be simpler to run than Elasticsearch.
GPL-3.0 · Self-hosted · Search
OpenSearch
Full-text search, aggregations, and dashboards under Apache-2.0.
Apache-2.0 · Self-hosted · Search
Quickwit
Search for logs and traces with distributed indexing on object storage.
Apache-2.0 · Self-hosted · Search
ParadeDB
Full-text search and BM25 ranking inside PostgreSQL.
AGPL-3.0 · Self-hosted · Search

Typesense

Open source alternative to Algolia and an easier-to-use alternative to Elasticsearch.

Stars: 26,632
Updated: 2d ago
License: GPL-3.0
Hosting: Self-hosted
Category: Search

Often instead of Algolia

Website

OpenSearch

A search and analytics engine with full-text search, aggregations, and dashboards.

Stars: 13,810
Updated: 1d ago
License: Apache-2.0
Hosting: Self-hosted
Category: Search

Often instead of Elasticsearch

Website

Quickwit

A search engine for logs and traces with distributed indexing and object storage.

Stars: 11,698
Updated: 1d ago
License: Apache-2.0
Hosting: Self-hosted
Category: Search

Often instead of Elasticsearch

Website

ParadeDB

ParadeDB adds full-text search, BM25 ranking, and vector retrieval to PostgreSQL.

Stars: 9,348
Updated: 2d ago
License: AGPL-3.0
Hosting: Self-hosted
Category: Search

Often instead of Elasticsearch

Website

Related categories

Compare alternatives

Elasticsearch alternatives: questions

What is the most popular open-source alternative to Elasticsearch?: Typesense has the most GitHub stars in this list, with 27k (GPL-3.0). Other reviewed options include OpenSearch, Quickwit, and ParadeDB.
Is there a self-hosted alternative to Elasticsearch?: Yes. Typesense, OpenSearch, Quickwit, and ParadeDB can run on your own server. Check each license before commercial use.
Which Elasticsearch alternatives have a hosted version?: None of the listed alternatives records a hosted option, so plan to run it yourself.
What should you check before switching from Elasticsearch?: Compare query features, scaling and storage, license terms. Confirm the license, who will operate the install, and how you will export your data from Elasticsearch.

Repository activity is a signal, not a security or quality guarantee.