Open source focus

Open Source Alternatives to Empenna

32 open source AI-Native options similar to Empenna, 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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KiloClaw54
Artificial Intelligence
A managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
I3
i313
Software Development
A highly configurable and efficient tiling window manager for X11.
Open source · Self-hostable
Ubuntu70
Operating SystemsLondon, United Kingdom$63.0M
A popular open-source Linux distribution.
Open source · Self-hostable
Gitpod63
Developer ToolsTübingen, Germany$28.0M
Cloud Development Environments for efficient and secure team software development.
Open source · Self-hostable
Codefresh62
EnterpriseBrisbane, Australia$42.0M
Octopus Deploy provides a unified platform for continuous delivery, automating deployments, runbooks, and operations for modern applications.
Open source · Self-hostable
Appwrite58
EnterpriseSan Francisco, United States$37.0M
Open-source backend-as-a-service platform for building scalable applications.
Open source · Self-hostable
MetalBear56
Software DevelopmentSan Francisco, United States$12.5M
Open-core company building tools for modern backend engineers to ship faster and better.
Open source · Self-hostable
Odigos56
Enterprise$13.0M
Open-source project for instant distributed tracing and metrics using eBPF and OpenTelemetry.
Open source · Self-hostable
RelAI51
Agentic AISan Francisco, United States$6.9M
An open-source platform for building, simulating, evaluating, and optimizing reliable AI agents.
Open source · Self-hostable
TanStack50
Software DevelopmentSan Francisco, Canada$1.0M
Developer tools for building modern web applications.
Open source · Self-hostable
All-Hands AI49
Agentic AIBoston, United States$5.0M
An open-source platform for building and running AI coding agents that automate software development tasks.
Open source · Self-hostable
Open Source Endowment45
Open SourceSan Francisco, United States$750K
A nonprofit endowment aiming to permanently solve the funding problem for open-source software maintainers.
Open source · Self-hostable
OWASP38
CybersecurityRaleigh, USA
A global non-profit foundation dedicated to improving software security through open community collaboration.
Open source · Self-hostable
vxtwitter.com31
Web DevelopmentSan Francisco, United States
The world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.
Open source · Self-hostable
Node.js26
Software Development
An open-source, cross-platform JavaScript runtime environment.
Open source · Self-hostable
ChartDB26
Software DevelopmentTel Aviv, Israel
Visualize, edit, and collaborate on database schemas instantly with a powerful DB diagram editor.
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
Zotero22
Research ToolsFairfax, United States
Free, open-source personal research assistant for collecting, organizing, citing, and sharing research.
Open source · Self-hostable
Cap19
Developer ToolsSan Francisco, United States
Open-source screen recording, editing, and hosting tool with ownership of your data.
Open source · Self-hostable
Cloud Native Computing Foundation15
Cloud ComputingIrvine, United States
The Cloud Native Computing Foundation (CNCF) is an open-source software foundation that aims to make cloud-native computing universal and sustainable.
Open source · Self-hostable
EU
Euro-Office10
SoftwareEurope
A sovereign, open-source office suite for European enterprises and public administrations.
Open source · Self-hostable
EU
Eurostack10
SoftwareEurope
A European enterprise contributing to the development of sovereign digital infrastructure.
Open source · Self-hostable
Eclipse Foundation10
Open SourceBrussels, Belgium
A non-profit organization stewarding open source software projects, communities, and collaborative industry ecosystems.
Open source · Self-hostable
LibreChat10
AINew York, United States
Open-source, self-hostable AI chatbot UI.
Open source · Self-hostable
.NET8
Software DevelopmentRedmond, USA
A free, cross-platform, open-source developer platform for building many types of applications.
Open source · Self-hostable
Naps2 Software8
Document Management
Free and open-source scanning software for Windows, Mac, and Linux, simplifying document digitization.
Open source · Self-hostable
Snipit Good8
Developer Tools
Free and open-source Windows capture tool for instant snips, MP4 recordings, and private share links.
Open source
Fractask7
Open Source
Open-source task tree for humans and AI, built around the Fractask method.
Open source · Self-hostable
OP
OpenWorker7
Agentic AI
OpenWorker is an open-source desktop AI agent that runs locally, integrates with everyday tools, and delivers finished outcomes by breaking down tasks.
Open source
Orcaforge7
3D Printing
An open-source fork of OrcaSlicer with a built-in plugin marketplace for 3D printing.
Open source · Self-hostable
RU
Rubish
Software Development
A UNIX shell written entirely in Ruby, offering deep integration with Ruby code.
Open source
Thunderbird
Email Client
Free and open-source email client for managing email, calendars, and contacts.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
KiloClawA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.	Artificial Intelligence	Open source · Self-hostable	—	—	54
I3i3A highly configurable and efficient tiling window manager for X11.	Software Development	Open source · Self-hostable	—	—	13
UbuntuA popular open-source Linux distribution.	Operating Systems	Open source · Self-hostable	London, United Kingdom	$63.0M	70
GitpodCloud Development Environments for efficient and secure team software development.	Developer Tools	Open source · Self-hostable	Tübingen, Germany	$28.0M	63
CodefreshOctopus Deploy provides a unified platform for continuous delivery, automating deployments, runbooks, and operations for modern applications.	Enterprise	Open source · Self-hostable	Brisbane, Australia	$42.0M	62
AppwriteOpen-source backend-as-a-service platform for building scalable applications.	Enterprise	Open source · Self-hostable	San Francisco, United States	$37.0M	58
MetalBearOpen-core company building tools for modern backend engineers to ship faster and better.	Software Development	Open source · Self-hostable	San Francisco, United States	$12.5M	56
OdigosOpen-source project for instant distributed tracing and metrics using eBPF and OpenTelemetry.	Enterprise	Open source · Self-hostable	—	$13.0M	56
RelAIAn open-source platform for building, simulating, evaluating, and optimizing reliable AI agents.	Agentic AI	Open source · Self-hostable	San Francisco, United States	$6.9M	51
TanStackDeveloper tools for building modern web applications.	Software Development	Open source · Self-hostable	San Francisco, Canada	$1.0M	50
All-Hands AIAn open-source platform for building and running AI coding agents that automate software development tasks.	Agentic AI	Open source · Self-hostable	Boston, United States	$5.0M	49
Open Source EndowmentA nonprofit endowment aiming to permanently solve the funding problem for open-source software maintainers.	Open Source	Open source · Self-hostable	San Francisco, United States	$750K	45
OWASPA global non-profit foundation dedicated to improving software security through open community collaboration.	Cybersecurity	Open source · Self-hostable	Raleigh, USA	—	38
vxtwitter.comThe world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.	Web Development	Open source · Self-hostable	San Francisco, United States	—	31
Node.jsAn open-source, cross-platform JavaScript runtime environment.	Software Development	Open source · Self-hostable	—	—	26
ChartDBVisualize, edit, and collaborate on database schemas instantly with a powerful DB diagram editor.	Software Development	Open source · Self-hostable	Tel Aviv, Israel	—	26
OmnivoreA free and open-source read-it-later service with AI-powered features and integrations.	Consumer App	Open source · Self-hostable	—	—	23
ZoteroFree, open-source personal research assistant for collecting, organizing, citing, and sharing research.	Research Tools	Open source · Self-hostable	Fairfax, United States	—	22
CapOpen-source screen recording, editing, and hosting tool with ownership of your data.	Developer Tools	Open source · Self-hostable	San Francisco, United States	—	19
Cloud Native Computing FoundationThe Cloud Native Computing Foundation (CNCF) is an open-source software foundation that aims to make cloud-native computing universal and sustainable.	Cloud Computing	Open source · Self-hostable	Irvine, United States	—	15
EUEuro-OfficeA sovereign, open-source office suite for European enterprises and public administrations.	Software	Open source · Self-hostable	Europe	—	10
EUEurostackA European enterprise contributing to the development of sovereign digital infrastructure.	Software	Open source · Self-hostable	Europe	—	10
Eclipse FoundationA non-profit organization stewarding open source software projects, communities, and collaborative industry ecosystems.	Open Source	Open source · Self-hostable	Brussels, Belgium	—	10
LibreChatOpen-source, self-hostable AI chatbot UI.	AI	Open source · Self-hostable	New York, United States	—	10
.NETA free, cross-platform, open-source developer platform for building many types of applications.	Software Development	Open source · Self-hostable	Redmond, USA	—	8
Naps2 SoftwareFree and open-source scanning software for Windows, Mac, and Linux, simplifying document digitization.	Document Management	Open source · Self-hostable	—	—	8
Snipit GoodFree and open-source Windows capture tool for instant snips, MP4 recordings, and private share links.	Developer Tools	Open source	—	—	8
FractaskOpen-source task tree for humans and AI, built around the Fractask method.	Open Source	Open source · Self-hostable	—	—	7
OPOpenWorkerOpenWorker is an open-source desktop AI agent that runs locally, integrates with everyday tools, and delivers finished outcomes by breaking down tasks.	Agentic AI	Open source	—	—	7
OrcaforgeAn open-source fork of OrcaSlicer with a built-in plugin marketplace for 3D printing.	3D Printing	Open source · Self-hostable	—	—	7
RURubishA UNIX shell written entirely in Ruby, offering deep integration with Ruby code.	Software Development	Open source	—	—	—
ThunderbirdFree and open-source email client for managing email, calendars, and contacts.	Email Client	Open source · Self-hostable	—	—	—