Open source focus

Open Source Alternatives to SwaggerHub

30 open source API Management options similar to SwaggerHub, 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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Liblab55
Developer ToolsAustin, United States$42.0M
SDK-as-a-service platform for API providers, offering code generation and SDK management to enhance developer experience.
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
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
fixupx.com26
Web DevelopmentSan Francisco, United States
The world's leading software development platform for version control and collaboration.
Open source · Self-hostable
Pulumi66
Infrastructure as CodeSeattle, United States$228.5M
Modern infrastructure as code platform enabling developers to manage cloud resources using familiar programming languages.
Open source · Self-hostable
Gitpod63
Developer ToolsTübingen, Germany$28.0M
Cloud Development Environments for efficient and secure team software development.
Open source · Self-hostable
Logz.io63
EnterpriseTel Aviv, Israel$122.0M
Logz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.
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
Odigos56
Enterprise$13.0M
Open-source project for instant distributed tracing and metrics using eBPF and OpenTelemetry.
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
Solo.io56
Artificial IntelligenceCambridge, USA$174.8M
Enterprise agentic AI orchestration
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
WireMock53
Enterprise$6.5M
Industry-standard API simulation and mocking platform for reliable software development and testing.
Open source · Self-hostable
TanStack50
Software DevelopmentSan Francisco, Canada$1.0M
Developer tools for building modern web applications.
Open source · Self-hostable
Kong50
API ManagementSan Francisco, United States$511.0M
API gateway and management platform for microservices and cloud-native 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
keyval29
EnterpriseTel Aviv, Israel
Odigos provides an open-source software solution for developers to enable distributed tracing for their applications using OpenTelemetry and eBPF, accelerating production issue resolution.
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
Remls22
Developer Tools
GitHub is a platform for developers to collaborate on code, manage projects, and build software.
Open source
I3
i313
Software Development
A highly configurable and efficient tiling window manager for X11.
Open source · Self-hostable
Nexspence10
Open Source
A free, open-source, self-hosted universal artifact repository manager.
Open source · Self-hostable
Selenium10
Open Source
An open-source framework for automating web browsers for testing and administration tasks.
Open source · Self-hostable
Flagon8
Feature Flags
The hub for everything you run: projects, environments, and teams, with feature flags, config, secrets, and events built-in.
Open source
.NET8
Software DevelopmentRedmond, USA
A free, cross-platform, open-source developer platform for building many types of applications.
Open source · Self-hostable
Jenkins Dev Internal7
Developer Tools
An open-source automation server for building, testing, and deploying software.
Open source
Khook7
Kubernetes
A single static binary that transforms a new Kubernetes cluster into a deployable environment.
Open source
RU
Rubish
Software Development
A UNIX shell written entirely in Ruby, offering deep integration with Ruby code.
Open source
Ubuntu70
Operating SystemsLondon, United Kingdom$63.0M
A popular open-source Linux distribution.
Open source · Self-hostable
InfluxData58
DatabaseSan Francisco, United States$200.1M
Creator of InfluxDB, an open-source time series database for managing and analyzing high-volume, high-speed data.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
LiblabSDK-as-a-service platform for API providers, offering code generation and SDK management to enhance developer experience.	Developer Tools	Open source · Self-hostable	Austin, United States	$42.0M	55
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
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
fixupx.comThe world's leading software development platform for version control and collaboration.	Web Development	Open source · Self-hostable	San Francisco, United States	—	26
PulumiModern infrastructure as code platform enabling developers to manage cloud resources using familiar programming languages.	Infrastructure as Code	Open source · Self-hostable	Seattle, United States	$228.5M	66
GitpodCloud Development Environments for efficient and secure team software development.	Developer Tools	Open source · Self-hostable	Tübingen, Germany	$28.0M	63
Logz.ioLogz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.	Enterprise	Open source · Self-hostable	Tel Aviv, Israel	$122.0M	63
AppwriteOpen-source backend-as-a-service platform for building scalable applications.	Enterprise	Open source · Self-hostable	San Francisco, United States	$37.0M	58
OdigosOpen-source project for instant distributed tracing and metrics using eBPF and OpenTelemetry.	Enterprise	Open source · Self-hostable	—	$13.0M	56
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
Solo.ioEnterprise agentic AI orchestration	Artificial Intelligence	Open source · Self-hostable	Cambridge, USA	$174.8M	56
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
WireMockIndustry-standard API simulation and mocking platform for reliable software development and testing.	Enterprise	Open source · Self-hostable	—	$6.5M	53
TanStackDeveloper tools for building modern web applications.	Software Development	Open source · Self-hostable	San Francisco, Canada	$1.0M	50
KongAPI gateway and management platform for microservices and cloud-native applications.	API Management	Open source · Self-hostable	San Francisco, United States	$511.0M	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
keyvalOdigos provides an open-source software solution for developers to enable distributed tracing for their applications using OpenTelemetry and eBPF, accelerating production issue resolution.	Enterprise	Open source · Self-hostable	Tel Aviv, Israel	—	29
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
RemlsGitHub is a platform for developers to collaborate on code, manage projects, and build software.	Developer Tools	Open source	—	—	22
I3i3A highly configurable and efficient tiling window manager for X11.	Software Development	Open source · Self-hostable	—	—	13
NexspenceA free, open-source, self-hosted universal artifact repository manager.	Open Source	Open source · Self-hostable	—	—	10
SeleniumAn open-source framework for automating web browsers for testing and administration tasks.	Open Source	Open source · Self-hostable	—	—	10
FlagonThe hub for everything you run: projects, environments, and teams, with feature flags, config, secrets, and events built-in.	Feature Flags	Open source	—	—	8
.NETA free, cross-platform, open-source developer platform for building many types of applications.	Software Development	Open source · Self-hostable	Redmond, USA	—	8
Jenkins Dev InternalAn open-source automation server for building, testing, and deploying software.	Developer Tools	Open source	—	—	7
KhookA single static binary that transforms a new Kubernetes cluster into a deployable environment.	Kubernetes	Open source	—	—	7
RURubishA UNIX shell written entirely in Ruby, offering deep integration with Ruby code.	Software Development	Open source	—	—	—
UbuntuA popular open-source Linux distribution.	Operating Systems	Open source · Self-hostable	London, United Kingdom	$63.0M	70
InfluxDataCreator of InfluxDB, an open-source time series database for managing and analyzing high-volume, high-speed data.	Database	Open source · Self-hostable	San Francisco, United States	$200.1M	58