Self-Hosted Software Search Engines

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1. Ambar

Document Search Engine (OCR, Store & Search). ([Demo](https://app.ambar.cloud/), [Source Code](https://github.com/RD17/ambar)) `MIT` `Nodejs/Python`

2. Gigablast

open source search engine. ([Source Code](https://github.com/gigablast/open-source-search-engine)) `Apache-2.0` `C++`

3. Jina

Cloud-native neural search framework for any kind of data. `Apache-2.0` `Python`

4. MeiliSearch

Ultra relevant, instant and typo-tolerant full-text search API. ([Source Code](https://github.com/meilisearch/MeiliSearch)) `MIT` `Rust`

5. Searx

Privacy-respecting, hackable metasearch engine. ([Demo](https://searx.me/), [Source Code](https://github.com/searx/searx)) `AGPL-3.0` `Python`

6. sist2

Lightning-fast file system indexer and search tool. ([Demo](https://sist2.simon987.net/)) `GPL-3.0` `C`

7. Typesense

Blazing fast, typo-tolerant open source search engine optimized for developer happiness and ease of use. ([Source Code](https://github.com/typesense/typesense)) `GPL-3.0` `C++`

8. Whoogle

A self-hosted, ad-free, privacy-respecting metasearch engine. `MIT` `Python`

9. Yacy

Peer based, decentralized search engine server. ([Demo](https://search.yacy.net/), [Source Code](https://github.com/yacy/yacy_search_server)) `GPL-2.0` `Java`