Open source focus

Open Source Alternatives to Harcourt Systems

19 open source Software Development options similar to Harcourt Systems, 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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Ubuntu70
Operating SystemsLondon, United Kingdom$63.0M
A popular open-source Linux distribution.
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
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
TanStack50
Software DevelopmentSan Francisco, Canada$1.0M
Developer tools for building modern web applications.
Open source · Self-hostable
Slauth.io43
EnterpriseAshburn, United States$1.5M
Ark Infotech offers Cybersecurity, AI/ML, Data Analytics, and IT consulting services, including the Slauth.io IAM Policy Copilot.
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
ChartDB26
Software DevelopmentTel Aviv, Israel
Visualize, edit, and collaborate on database schemas instantly with a powerful DB diagram editor.
Open source · Self-hostable
Node.js26
Software Development
An open-source, cross-platform JavaScript runtime environment.
Open source · Self-hostable
Camunda Inc.19
Process AutomationBerlin, Germany
Company
Open source · Self-hostable
WebDriverIO10
Developer Tools
An open-source, Node.js-based framework for web and mobile automation testing.
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
Elementor69
WebsiteRamat Gan, Israel$65.8M
Elementor is the leading open-source website builder platform for WordPress professionals, enabling pixel-perfect design and efficient site creation with AI-assisted tools.
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
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
fixupx.com26
Web DevelopmentSan Francisco, United States
The world's leading software development platform for version control and collaboration.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
UbuntuA popular open-source Linux distribution.	Operating Systems	Open source · Self-hostable	London, United Kingdom	$63.0M	70
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
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
TanStackDeveloper tools for building modern web applications.	Software Development	Open source · Self-hostable	San Francisco, Canada	$1.0M	50
Slauth.ioArk Infotech offers Cybersecurity, AI/ML, Data Analytics, and IT consulting services, including the Slauth.io IAM Policy Copilot.	Enterprise	Open source · Self-hostable	Ashburn, United States	$1.5M	43
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
ChartDBVisualize, edit, and collaborate on database schemas instantly with a powerful DB diagram editor.	Software Development	Open source · Self-hostable	Tel Aviv, Israel	—	26
Node.jsAn open-source, cross-platform JavaScript runtime environment.	Software Development	Open source · Self-hostable	—	—	26
Camunda Inc.Company	Process Automation	Open source · Self-hostable	Berlin, Germany	—	19
WebDriverIOAn open-source, Node.js-based framework for web and mobile automation testing.	Developer Tools	Open source · Self-hostable	—	—	10
.NETA free, cross-platform, open-source developer platform for building many types of applications.	Software Development	Open source · Self-hostable	Redmond, USA	—	8
ElementorElementor is the leading open-source website builder platform for WordPress professionals, enabling pixel-perfect design and efficient site creation with AI-assisted tools.	Website	Open source · Self-hostable	Ramat Gan, Israel	$65.8M	69
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
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
fixupx.comThe world's leading software development platform for version control and collaboration.	Web Development	Open source · Self-hostable	San Francisco, United States	—	26