Open source focus

Open Source Alternatives to Yasui

17 open source API Platform options similar to Yasui, 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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Together AI76
AI InfrastructureSan Francisco, United States$906.0M
AI acceleration cloud platform for open source and enterprise.
Open source · Self-hostable
Littlebat9
Open Source
Open-source AI tools for iOS and AWS, allowing self-hosting and data privacy.
Open source
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
Cua39
AI AgentSan Francisco, United States$500K
Cua provides an open-source framework and cloud desktops for AI agents to control operating systems and desktop applications across Linux, Windows, macOS, and Android.
Open source
Manhattan Reasoning7
AI Chip
Cloud silicon, open-source toolchains, and training environments where AI learns to design computer chips that are both correct and optimal.
Open source
Databricks82
Data AnalyticsSan Francisco, United States$36.7B
A unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Qdrant71
Vector DatabaseBerlin, Germany$87.5M
High-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.
Open source · Self-hostable
Supabase70
DatabaseSan Francisco, United States$933.0M
Open source Firebase alternative with a PostgreSQL backend and real-time capabilities.
Open source · Self-hostable
npm66
Developer ToolsOakland, USA$10.6M
The world's largest software registry for JavaScript packages and the default package manager for Node.js.
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
Appwrite58
EnterpriseSan Francisco, United States$37.0M
Open-source backend-as-a-service platform for building scalable applications.
Open source · Self-hostable
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
Responsive35
EnterpriseSan Francisco, United States
Platform for developers building stateful reactive applications on the modern cloud with object store native databases.
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
Procfunc23
Developer Tools
A service written as a plain Go function, supervised by lesiw.io/proc for reliability and distribution.
Open source
Remls22
Developer Tools
GitHub is a platform for developers to collaborate on code, manage projects, and build software.
Open source

Company	Sector	License	HQ	Funding	Score
Together AIAI acceleration cloud platform for open source and enterprise.	AI Infrastructure	Open source · Self-hostable	San Francisco, United States	$906.0M	76
LittlebatOpen-source AI tools for iOS and AWS, allowing self-hosting and data privacy.	Open Source	Open source	—	—	9
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
CuaCua provides an open-source framework and cloud desktops for AI agents to control operating systems and desktop applications across Linux, Windows, macOS, and Android.	AI Agent	Open source	San Francisco, United States	$500K	39
Manhattan ReasoningCloud silicon, open-source toolchains, and training environments where AI learns to design computer chips that are both correct and optimal.	AI Chip	Open source	—	—	7
DatabricksA unified data analytics and AI platform built on the lakehouse architecture.	Data Analytics	Open source · Self-hostable	San Francisco, United States	$36.7B	82
QdrantHigh-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.	Vector Database	Open source · Self-hostable	Berlin, Germany	$87.5M	71
SupabaseOpen source Firebase alternative with a PostgreSQL backend and real-time capabilities.	Database	Open source · Self-hostable	San Francisco, United States	$933.0M	70
npmThe world's largest software registry for JavaScript packages and the default package manager for Node.js.	Developer Tools	Open source · Self-hostable	Oakland, USA	$10.6M	66
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
AppwriteOpen-source backend-as-a-service platform for building scalable applications.	Enterprise	Open source · Self-hostable	San Francisco, United States	$37.0M	58
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
ResponsivePlatform for developers building stateful reactive applications on the modern cloud with object store native databases.	Enterprise	Open source · Self-hostable	San Francisco, United States	—	35
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
ProcfuncA service written as a plain Go function, supervised by lesiw.io/proc for reliability and distribution.	Developer Tools	Open source	—	—	23
RemlsGitHub is a platform for developers to collaborate on code, manage projects, and build software.	Developer Tools	Open source	—	—	22