Open source focus

Open Source Alternatives to Quant

14 open source Search Engine options similar to Quant, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.

View all alternatives to Quant →

Nomic AI59
AI Infrastructure StackNew York City, United States$19.0M
Nomic AI builds tools to make AI explainable and accessible, focusing on data curation and visualization.
Open source · Self-hostable
MCP.so10
Developer Tools
A community-driven marketplace for discovering and deploying Model Context Protocol (MCP) servers and clients.
Open source · Self-hostable
Archestra.AI50
Artificial IntelligenceLondon, United Kingdom$10.0M
An open-source platform enabling enterprises to securely connect sensitive data to AI agents.
Open source · Self-hostable
SereneDB49
DatabaseSan Francisco, United States$3.8M
A real-time search analytics database unifying search and analytics in a single platform.
Open source · Self-hostable
GitHits45
Developer ToolsHelsinki, Finland$1.5M
The Google of code search for open-source.
Open source · Self-hostable
Mycroft AI38
Voice AssistantKansas City, United States$4.0M
Open-source, privacy-focused voice assistant and AI platform.
Open source · Self-hostable
Open Bitcoin Tracker23
Fintech
A privacy-focused, open-source Android app to track Bitcoin value without accounts or analytics.
Open source · Self-hostable
Omnivore23
Consumer App
A free and open-source read-it-later service with AI-powered features and integrations.
Open source · Self-hostable
Off Grid9
Edge AI
Off Grid runs AI models directly on your phone, ensuring privacy and local processing.
Open source · Self-hostable
Signal9
MessagingWashington, United States
End-to-end encrypted messaging and voice calling app focused on privacy and security.
Open source
Kryptvakt8
Cybersecurity
Kryptvakt offers a secure, decentralized platform for managing and sharing sensitive data.
Open source
Elasticsearch85
Search EngineAmsterdam, Netherlands$104.0M
Open-source search and analytics engine for data exploration and real-time insights.
Open source · Self-hostable
Mozilla Firefox54
InternetSan Francisco, United States$2.3M
Open-source web browser focused on privacy, user control, and an open internet.
Open source · Self-hostable
Velum Labs49
Machine LearningSan Francisco, United States$500K
Firewall that controls access to information across AI and humans
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
Nomic AINomic AI builds tools to make AI explainable and accessible, focusing on data curation and visualization.	AI Infrastructure Stack	Open source · Self-hostable	New York City, United States	$19.0M	59
MCP.soA community-driven marketplace for discovering and deploying Model Context Protocol (MCP) servers and clients.	Developer Tools	Open source · Self-hostable	—	—	10
Archestra.AIAn open-source platform enabling enterprises to securely connect sensitive data to AI agents.	Artificial Intelligence	Open source · Self-hostable	London, United Kingdom	$10.0M	50
SereneDBA real-time search analytics database unifying search and analytics in a single platform.	Database	Open source · Self-hostable	San Francisco, United States	$3.8M	49
GitHitsThe Google of code search for open-source.	Developer Tools	Open source · Self-hostable	Helsinki, Finland	$1.5M	45
Mycroft AIOpen-source, privacy-focused voice assistant and AI platform.	Voice Assistant	Open source · Self-hostable	Kansas City, United States	$4.0M	38
Open Bitcoin TrackerA privacy-focused, open-source Android app to track Bitcoin value without accounts or analytics.	Fintech	Open source · Self-hostable	—	—	23
OmnivoreA free and open-source read-it-later service with AI-powered features and integrations.	Consumer App	Open source · Self-hostable	—	—	23
Off GridOff Grid runs AI models directly on your phone, ensuring privacy and local processing.	Edge AI	Open source · Self-hostable	—	—	9
SignalEnd-to-end encrypted messaging and voice calling app focused on privacy and security.	Messaging	Open source	Washington, United States	—	9
KryptvaktKryptvakt offers a secure, decentralized platform for managing and sharing sensitive data.	Cybersecurity	Open source	—	—	8
ElasticsearchOpen-source search and analytics engine for data exploration and real-time insights.	Search Engine	Open source · Self-hostable	Amsterdam, Netherlands	$104.0M	85
Mozilla FirefoxOpen-source web browser focused on privacy, user control, and an open internet.	Internet	Open source · Self-hostable	San Francisco, United States	$2.3M	54
Velum LabsFirewall that controls access to information across AI and humans	Machine Learning	Open source · Self-hostable	San Francisco, United States	$500K	49