Open source focus

Open Source Alternatives to SpiderOak

16 open source Cloud Storage options similar to SpiderOak, 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.

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Kryptvakt8
Cybersecurity
Kryptvakt offers a secure, decentralized platform for managing and sharing sensitive data.
Open source
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
Canonical61
Open SourceLondon, United Kingdom$348K
Canonical develops and supports Ubuntu, a leading open-source operating system for cloud, servers, and edge devices.
Open source · Self-hostable
Steel.dev58
Developer ToolsTel Aviv, Israel$17.0M
Cloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.
Open source · Self-hostable
Fleet Device Management55
CybersecuritySan Francisco, USA$32.0M
Autonomous endpoint management platform to counter AI-accelerated exploits.
Open source · Self-hostable
pgEdge, Inc.55
DatabaseSan Francisco, United States$24.0M
pgEdge offers distributed PostgreSQL that is optimised for the network edge in order to reduce data latency.
Open source · Self-hostable
Defcon47
HardwareMcLean, United States$44.0M
The Defcon badges feature a unique open-source chip that doubles as a security key.
Open source
Kantu26
Workflow Automation
Open-source browser extension and RPA software for automating web and desktop workflows.
Open source · Self-hostable
VeraCrypt16
CybersecurityParis, France
Open-source disk encryption software for Windows, macOS, and Linux.
Open source
UI.Vision RPA15
RPA
Free, open-source RPA software for browser and desktop automation using computer vision and AI.
Open source · Self-hostable
Glovity8
AI Infrastructure
Glovity is an open-source, low-cost teleoperation system for dexterous manipulation, integrating spatial wrench feedback with a haptic glove.
Open source
GrapheneOS
Operating SystemToronto, Canada
A privacy and security-focused mobile operating system based on Android.
Open source · Self-hostable
Mirantis58
Cloud InfrastructureCampbell, United States$255.0M
Mirantis provides cloud-native infrastructure and AI platforms for enterprises to manage and operate complex environments.
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
United Manufacturing Hub Systems54
ManufacturingCologne, Germany$5.4M
An open-source data platform for manufacturers to access and structure machine data.
Open source · Self-hostable
Pollen Robotics52
RoboticsParis, France$2.6M
Pioneering accessible, open-source physical robots and AI-powered application development.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
KryptvaktKryptvakt offers a secure, decentralized platform for managing and sharing sensitive data.	Cybersecurity	Open source	—	—	8
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
CanonicalCanonical develops and supports Ubuntu, a leading open-source operating system for cloud, servers, and edge devices.	Open Source	Open source · Self-hostable	London, United Kingdom	$348K	61
Steel.devCloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.	Developer Tools	Open source · Self-hostable	Tel Aviv, Israel	$17.0M	58
Fleet Device ManagementAutonomous endpoint management platform to counter AI-accelerated exploits.	Cybersecurity	Open source · Self-hostable	San Francisco, USA	$32.0M	55
pgEdge, Inc.pgEdge offers distributed PostgreSQL that is optimised for the network edge in order to reduce data latency.	Database	Open source · Self-hostable	San Francisco, United States	$24.0M	55
DefconThe Defcon badges feature a unique open-source chip that doubles as a security key.	Hardware	Open source	McLean, United States	$44.0M	47
KantuOpen-source browser extension and RPA software for automating web and desktop workflows.	Workflow Automation	Open source · Self-hostable	—	—	26
VeraCryptOpen-source disk encryption software for Windows, macOS, and Linux.	Cybersecurity	Open source	Paris, France	—	16
UI.Vision RPAFree, open-source RPA software for browser and desktop automation using computer vision and AI.	RPA	Open source · Self-hostable	—	—	15
GlovityGlovity is an open-source, low-cost teleoperation system for dexterous manipulation, integrating spatial wrench feedback with a haptic glove.	AI Infrastructure	Open source	—	—	8
GrapheneOSA privacy and security-focused mobile operating system based on Android.	Operating System	Open source · Self-hostable	Toronto, Canada	—	—
MirantisMirantis provides cloud-native infrastructure and AI platforms for enterprises to manage and operate complex environments.	Cloud Infrastructure	Open source · Self-hostable	Campbell, United States	$255.0M	58
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
United Manufacturing Hub SystemsAn open-source data platform for manufacturers to access and structure machine data.	Manufacturing	Open source · Self-hostable	Cologne, Germany	$5.4M	54
Pollen RoboticsPioneering accessible, open-source physical robots and AI-powered application development.	Robotics	Open source · Self-hostable	Paris, France	$2.6M	52