The best open source alternative to undb is NocoDB. If that doesn't suit you, we've compiled a ranked list of other open source undb alternatives to help you find a suitable replacement. Other interesting open source alternatives to undb are: Appwrite, NocoBase, Rowy, and Mathesar.
undb alternatives are mainly Low-Code/No-Code Platforms but may also be Database Tools & GUIs or PaaS & Deployment Tools. Browse these if you want a narrower list of alternatives or looking for a specific functionality of undb.
Convert any database into a no-code platform with spreadsheet interface. Connect PostgreSQL/MySQL or use hosted database. Scale to millions of rows effortlessly.

Transform any database into a powerful no-code platform with the simplicity of spreadsheets. Whether you bring your own PostgreSQL/MySQL database or use the hosted solution, NocoDB makes database management accessible to everyone.
Key features include:
Perfect for diverse use cases including CRM, project management, operations, and inventory management. The platform serves organizations of all sizes - from startups to enterprises - with complete data ownership and no artificial limitations.
Built on open-source foundation with a thriving community of 20k+ APIs and trusted by 23,000+ organizations. Access your data through intuitive interfaces while maintaining full control over your information.
Looking for open source alternatives to other popular services? Check out other posts in the alternatives series and openalternative.co, a directory of open source software with filters for tags and alternatives for easy browsing and discovery.
Open-source development platform with built-in backend infrastructure, web hosting, and security features. Scale applications using your preferred programming languages.

Appwrite is a comprehensive open-source development platform that provides everything developers need to build and scale applications efficiently. The platform combines backend infrastructure, web hosting, and security features in a single, unified solution.
Key benefits include:
The platform has helped companies like DevKind reduce development time by 60% and K-Collect cut infrastructure costs by 700%. With thousands of developers already using Appwrite, it's trusted by organizations worldwide for both passion projects and enterprise applications.
Pricing options range from free for small projects to custom enterprise solutions, making it accessible for teams of any size. The platform's Swiss Army Knife approach lets you choose and use only the tools you need, reducing complexity while maintaining powerful functionality.
Open-source no-code platform for creating tailored business applications quickly, with full customization and easy deployment options.

NocoBase is a powerful open-source no-code platform that revolutionizes the way businesses create and deploy custom applications. With its intuitive interface and flexible architecture, NocoBase enables users to build sophisticated, tailored solutions without writing a single line of code.
Key benefits of NocoBase include:
NocoBase combines the speed of no-code development with the power of professional software engineering, making it an ideal solution for businesses of all sizes looking to digitize their operations efficiently.
A low-code platform for creating robust backends, complete with a spreadsheet UI for easy data management and custom functions.

Rowy revolutionizes backend development by combining the simplicity of spreadsheets with the power of serverless architecture. This innovative platform allows developers and non-developers alike to create, manage, and scale their applications effortlessly.
Key benefits of Rowy include:
Rowy empowers developers to focus on building great products rather than wrestling with backend infrastructure. Whether you're prototyping a new idea or scaling an existing application, Rowy provides the tools you need to succeed quickly and efficiently.
A self-hosted tool that provides an intuitive, spreadsheet-style interface for viewing, editing, and querying PostgreSQL databases without technical expertise.

Mathesar transforms PostgreSQL databases into user-friendly workspaces with a familiar spreadsheet interface. The tool stands out with several key features:
Perfect for teams needing to manage assets, track inventory, create CRUD interfaces, or build data dashboards while maintaining complete control over their data infrastructure.