Apps with 'Self-hosted search' feature

On-premises file sync, universal access, integrated collaboration, real-time communication with privacy and data control focus.

A secure collaboration app with end-to-end encryption and interoperability across web, desktop, and mobile. Includes chat, voice, and video calls.

SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.

Searx is a free internet metasearch engine which aggregates results from more than 70 search services. Users are neither tracked nor profiled. Additionally, searx can be used over Tor for online anonymity.

Self-hosted platform for secure file sync, sharing, calendar, and contact management with desktop, mobile, web access, and multi-device syncing.

Sync-in is a secure, open-source platform for file storage, synchronization, and team collaboration — designed to give organizations full control over their data and workflows, while remaining flexible enough for individual needs.

Self-hosted meta-search yielding Google results without ads, JavaScript, tracking, cookies, AMP links, or referrer data, offered with easy one-click Docker deployment.

Portable file server with accelerated resumable uploads, dedup, WebDAV, FTP, TFTP, zeroconf, media indexer, thumbnails++ all in one file, no deps.

OmniGraffle can help you make eye-popping graphic documents—quickly—by providing powerful styling tools, keeping lines connected to shapes even when they’re moved, and magically organizing diagrams with just one click.

A privacy-respecting, ad-free, self-hosted Google metasearch engine with strong security that offers full API support and utilizes Qwant for images, and DuckDuckGo for auto-complete.

Free, open-source server software streaming audio in formats like MP3 and Ogg, with Shoutcast compatibility, remote administration, and multi-platform support.

An open source, blazing fast, typo tolerant search engine for building delightful search experiences. Focuses on developer happiness and ease of use, with a painless out-of-the-box experience.

SQLPage is an open-source low-code web application development framework. It allows users to build and deploy web applications quickly and easily using only simple SQL queries. SQLPage is compatible with multiple databases including SQLite, MySQL, and PostgreSQL, enabling...

It is closer to Apache Lucene than to Elasticsearch or Apache Solr in the sense it is not an off-the-shelf search engine server, but rather a crate that can be used to build such a search engine.