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Open Source Retool Alternatives

A curated collection of the 14 best open source alternatives to Retool.

The best open source alternative to Retool is NocoDB. If that doesn't suit you, we've compiled a ranked list of other open source Retool alternatives to help you find a suitable replacement. Other interesting open source alternatives to Retool are: Appwrite, AppSmith, ToolJet and Refine.

Retool alternatives are mainly Internal Tools but may also be No-Code Tools or Low-Code Tools. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Retool.

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Transform any MySQL, PostgreSQL, or SQLite into a smart spreadsheet interface with APIs, automations, and integrations.

Screenshot of NocoDB website

NocoDB is a powerful open-source platform that revolutionizes database management by providing a user-friendly spreadsheet interface for your existing databases. It offers a range of features designed to enhance productivity and simplify data handling:

  • Intuitive Spreadsheet Interface: Interact with your data using a familiar spreadsheet-like view, making it easy for both technical and non-technical users to manage information efficiently.

  • Database Compatibility: Seamlessly connect to MySQL, PostgreSQL, or SQLite databases, allowing you to leverage your existing infrastructure.

  • API Generation: Automatically create REST and GraphQL APIs for your data, enabling easy integration with other applications and services.

  • Automations and Workflows: Set up custom automations to streamline your processes and reduce manual work.

  • Collaboration Tools: Work together with your team using features like real-time updates, comments, and role-based access control.

  • Customizable Views: Create various views of your data, including grid, gallery, form, and kanban, to suit different use cases and preferences.

  • Integrations: Connect with popular tools and services to extend functionality and improve your workflow.

  • Data Import/Export: Easily import data from CSV files or other sources, and export your data in various formats.

  • Mobile-Friendly: Access and manage your data on-the-go with a responsive interface that works well on mobile devices.

By combining the power of traditional databases with the simplicity of spreadsheets, NocoDB empowers teams to build and scale their applications more efficiently, without compromising on functionality or ease of use.

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A versatile backend-as-a-service platform offering authentication, databases, storage, and more for rapid, secure app development.

Screenshot of Appwrite website

Appwrite is a powerful, open-source backend platform designed to accelerate modern application development. It provides a comprehensive suite of tools and services that enable developers to build robust, scalable, and secure applications with ease.

Key benefits of Appwrite include:

  • Rapid Development: Appwrite offers pre-built APIs and SDKs for common backend functionalities, allowing developers to focus on creating unique features rather than reinventing the wheel.

  • Flexibility: With support for multiple programming languages and frameworks, Appwrite seamlessly integrates into various development environments.

  • Security First: Built-in security features like authentication, encryption, and access control ensure that your applications are protected from common vulnerabilities.

  • Scalability: Appwrite's architecture is designed to handle growth, making it suitable for projects of all sizes, from small startups to large enterprises.

  • Self-hosted Option: For complete control over your data and infrastructure, Appwrite can be self-hosted on your own servers.

  • Real-time Capabilities: Built-in real-time and pub/sub APIs enable the creation of dynamic, responsive applications.

  • Extensive Documentation: Comprehensive guides and API references make it easy for developers to get started and make the most of Appwrite's features.

By providing a robust set of backend services, Appwrite empowers developers to build feature-rich applications faster, without compromising on quality or security. Whether you're creating web, mobile, or server-side applications, Appwrite offers the tools and flexibility to bring your ideas to life efficiently.

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Low-code platform for creating powerful internal tools and dashboards with drag-and-drop ease, robust integrations, and customizable workflows.

Screenshot of AppSmith website

AppSmith is a revolutionary low-code platform that empowers teams to build custom internal tools and dashboards with unprecedented speed and flexibility. Whether you're a developer, product manager, or business analyst, AppSmith provides the tools you need to create powerful applications without extensive coding knowledge.

Key benefits of AppSmith include:

  • Rapid Development: Drag-and-drop interface for quick UI creation, coupled with pre-built widgets and templates to accelerate your workflow.
  • Powerful Integrations: Connect seamlessly with databases, APIs, and third-party services to create data-driven applications.
  • Customizable Workflows: Build complex business logic and automate processes with a visual JavaScript editor and built-in query builders.
  • Collaboration Features: Work together efficiently with version control, sharing capabilities, and role-based access control.
  • Security and Compliance: Enterprise-grade security measures, including end-to-end encryption and compliance with industry standards.
  • Flexible Deployment: Choose between cloud-hosted or self-hosted options to meet your organization's specific needs.

With AppSmith, you can transform your ideas into fully functional applications in hours instead of weeks. Its intuitive interface and robust feature set make it an ideal solution for businesses of all sizes looking to streamline operations, improve productivity, and drive innovation.

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Open-source low-code platform for creating custom internal tools, dashboards, and admin panels with a drag-and-drop interface

Screenshot of ToolJet website

ToolJet is a powerful open-source low-code platform designed to revolutionize the way businesses create internal tools. With its intuitive drag-and-drop interface, ToolJet enables teams to rapidly build custom applications, dashboards, and admin panels without extensive coding knowledge.

Key benefits of ToolJet include:

  • Rapid Development: Create functional applications in minutes, not months, accelerating your project timelines.
  • Customization: Tailor your tools to fit your exact needs with a wide range of pre-built components and integrations.
  • Data Integration: Connect to various data sources, including databases, APIs, and cloud services, to create data-driven applications.
  • Collaboration: Foster teamwork with built-in version control and the ability to share and iterate on projects.
  • Cost-Effective: Reduce development costs and reliance on external vendors by empowering your team to create internal tools.
  • Scalability: Build applications that can grow with your business, from simple forms to complex multi-page tools.
  • Security: Ensure data protection with role-based access control and the option for self-hosting.

ToolJet's versatility makes it ideal for startups, SMEs, and enterprises alike, enabling teams across various departments to create the tools they need to optimize their workflows and boost productivity.

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A React-based framework for rapid development of internal tools, admin panels, and dashboards with powerful data handling capabilities.

Screenshot of Refine website

Refine is a powerful React-based framework designed to accelerate the development of data-intensive applications. It offers a unique approach to building internal tools, admin panels, and dashboards by providing a robust set of features while maintaining flexibility and customization options.

Key benefits of Refine include:

  • Rapid Development: Refine's pre-built components and hooks significantly reduce development time, allowing you to focus on business logic rather than boilerplate code.

  • Data Provider Agility: Seamlessly integrate with various data sources, including REST APIs, GraphQL, and real-time backends, without being locked into a specific technology.

  • Customization Freedom: Enjoy full control over your UI with support for any custom design or UI framework, including popular options like Ant Design, Material UI, and Mantine.

  • Authentication & Access Control: Implement secure user authentication and fine-grained access control with built-in providers and easy-to-use hooks.

  • Automatic CRUD Operations: Generate create, read, update, and delete interfaces effortlessly, with the flexibility to customize as needed.

  • Advanced Routing: Utilize a powerful routing system that supports nested resources and dynamic route generation based on your API.

  • Extensibility: Enhance your application with a wide range of plugins and extensions from the Refine ecosystem.

By choosing Refine, developers can create feature-rich, data-centric applications with remarkable speed and flexibility, all while maintaining clean, maintainable code.

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Low-code platform for creating custom business applications quickly. Design, automate, and deploy with ease.

Screenshot of Budibase website

Budibase is a revolutionary low-code platform that empowers businesses to create custom web applications without extensive coding knowledge. With its intuitive interface and powerful features, Budibase accelerates the development process and puts the power of app creation in the hands of both developers and non-developers alike.

Key benefits of Budibase include:

  • Rapid Development: Build fully functional web apps in hours, not weeks or months.
  • Customization: Design unique interfaces and workflows tailored to your specific business needs.
  • Data Integration: Connect to various data sources, including PostgreSQL, MySQL, MongoDB, and more.
  • Automation: Create complex business logic and automate repetitive tasks with ease.
  • Self-hosting: Deploy on-premises for complete control over your data and infrastructure.
  • Responsive Design: Build apps that work seamlessly across desktop and mobile devices.
  • Open Source: Benefit from a transparent, community-driven development process.
  • Extensibility: Leverage JavaScript for advanced customization when needed.

Whether you're creating internal tools, customer portals, or admin panels, Budibase provides the flexibility and power to bring your ideas to life quickly and efficiently. Join thousands of businesses already using Budibase to transform their operations and drive innovation.

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Open-source low-code platform for creating internal tools. Drag-and-drop interface, real-time collaboration, and extensive integrations.

Screenshot of Illa website

Illa is a powerful open-source low-code platform designed to revolutionize the way teams build internal tools. With its intuitive drag-and-drop interface, Illa enables developers and non-developers alike to create sophisticated applications quickly and efficiently.

Key benefits of Illa include:

  • Rapid development: Build functional tools in minutes, not weeks
  • Real-time collaboration: Work together seamlessly with team members
  • Extensive integrations: Connect to popular databases, APIs, and services
  • Customizable components: Tailor your tools to fit your exact needs
  • Open-source flexibility: Modify and extend the platform as required
  • Self-hosted option: Maintain full control over your data and infrastructure

Illa's versatility shines through its ability to create a wide range of internal tools, from dashboards and admin panels to data visualization tools and workflow automation systems. The platform's component library offers a rich selection of pre-built elements, allowing you to assemble complex interfaces with ease.

For developers, Illa provides a perfect balance between low-code efficiency and the ability to inject custom code when needed. This flexibility ensures that even the most unique requirements can be met without compromising on functionality or performance.

Experience the future of internal tool development with Illa – where speed, collaboration, and customization converge to empower your team and streamline your workflows.

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Open-source no-code platform for creating tailored business applications quickly, with full customization and easy deployment options.

Screenshot of NocoBase website

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:

  • Rapid Development: Create fully functional applications in hours or days, not weeks or months.
  • Ultimate Flexibility: Customize every aspect of your app, from data models to user interfaces and workflows.
  • Scalability: Start small and grow your application as your business needs evolve.
  • Open-Source Advantage: Benefit from a transparent, community-driven development process and avoid vendor lock-in.
  • Self-Hosted or Cloud: Choose between self-hosted deployment for maximum control or cloud-hosted for convenience.
  • Extensibility: Leverage a plugin system to add new features and integrate with external services easily.
  • Multi-language Support: Build applications that cater to a global audience with built-in internationalization.
  • Role-Based Access Control: Ensure data security and privacy with granular permission settings.

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.

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Powerful, self-hosted platform for building and running workflows, scripts, and apps with code-first approach and collaborative features.

Screenshot of Windmill website

Windmill is a versatile, open-source workflow automation platform designed for developers who value flexibility and control. It offers a unique code-first approach, allowing you to create powerful workflows, scripts, and apps using your preferred programming languages.

Key benefits of Windmill include:

  • Language Agnostic: Write in Python, Typescript, Go, Bash, or Deno, giving you the freedom to use the best tool for each task.
  • Self-Hosted: Deploy Windmill on your own infrastructure, ensuring data privacy and compliance with your organization's security requirements.
  • Collaborative Features: Work seamlessly with your team using built-in version control, approvals, and sharing capabilities.
  • Resource Management: Easily manage credentials, environment variables, and resources across your workflows.
  • Flexible Triggers: Schedule jobs, respond to webhooks, or integrate with external services to automate your processes.
  • Visual Flow Editor: Combine scripts visually to create complex workflows, making it easy to understand and modify your automation.
  • Extensible: Build custom apps and internal tools on top of your workflows, leveraging Windmill's powerful API and SDK.

Whether you're automating DevOps tasks, creating data pipelines, or building internal tools, Windmill provides the flexibility and power you need to streamline your development processes and boost productivity.

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A versatile low-code platform for creating custom internal tools and web applications quickly and efficiently

Screenshot of OpenBlocks website

OpenBlocks is a game-changing low-code platform that revolutionizes the way businesses create and deploy internal tools and web applications. With its intuitive drag-and-drop interface and extensive library of pre-built components, OpenBlocks empowers both developers and non-technical users to build powerful, customized applications without writing a single line of code.

Key benefits of OpenBlocks include:

  • Rapid Development: Create fully functional applications in hours or days instead of weeks or months.
  • Flexibility: Easily integrate with various data sources, APIs, and services to build tailored solutions.
  • Collaboration: Foster teamwork between IT and business units with a user-friendly interface.
  • Customization: Extend functionality with JavaScript when needed for complex logic or unique features.
  • Cost-Effective: Reduce development costs and time-to-market for internal tools and customer-facing applications.
  • Scalability: Build applications that can grow with your business, from small teams to enterprise-level deployments.
  • Security: Implement role-based access control and ensure data protection with built-in security features.

Whether you're creating dashboards, admin panels, or customer portals, OpenBlocks provides the tools and flexibility to bring your ideas to life quickly and efficiently. Join the low-code revolution and unlock your team's potential with OpenBlocks.

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A low-code platform for creating robust backends, complete with a spreadsheet UI for easy data management and custom functions.

Screenshot of Rowy website

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:

  • Intuitive Spreadsheet Interface: Manage your data with a familiar, spreadsheet-like UI that's easy to use and requires no special training.
  • Powerful Serverless Backend: Leverage the scalability and efficiency of serverless architecture without the complexity of setting it up yourself.
  • Custom Functions: Write and deploy cloud functions directly from the browser, enabling complex operations and integrations.
  • Real-time Collaboration: Work together with your team in real-time, making data management and backend development a truly collaborative process.
  • Flexible Data Types: Support for various data types, including rich text, images, and files, allowing for versatile data structures.
  • Automatic API Generation: APIs are automatically created for your data, saving time and simplifying frontend integration.
  • Seamless Integrations: Connect easily with popular services and APIs to extend your application's capabilities.
  • Version Control: Built-in version control ensures you can track changes and revert when necessary.

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.

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Create data-driven websites and reports using SQL and Markdown, with automatic visualizations and interactive elements.

Screenshot of Evidence website

Evidence is a powerful open-source tool that bridges the gap between data analysis and presentation. It allows you to create stunning, interactive data stories and reports directly from your SQL queries and Markdown files.

Key benefits of Evidence include:

  • SQL-driven insights: Write SQL queries to extract data from your database, and Evidence automatically generates visualizations and tables.
  • Markdown simplicity: Use familiar Markdown syntax to structure your reports and add context to your data.
  • Automatic visualizations: Evidence intelligently chooses the best chart type for your data, saving time and effort in creating impactful visuals.
  • Interactive elements: Add filters, parameters, and drill-downs to create engaging, exploratory experiences for your audience.
  • Version control friendly: Store your reports as code, enabling easy collaboration and change tracking with tools like Git.
  • Customizable design: Tailor the look and feel of your reports with CSS and custom components to match your brand.
  • Self-hosted solution: Deploy Evidence on your own infrastructure for complete control over your data and reports.

Whether you're a data analyst, business intelligence professional, or developer, Evidence empowers you to create professional-grade data presentations without the need for complex BI tools or web development expertise.

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AI-powered platform for creating custom web apps and backend operations software quickly and efficiently, without low-code limitations.

Screenshot of Dropbase website

Dropbase revolutionizes the way developers build web applications and backend operations software. By combining the power of AI with a flexible, code-centric approach, Dropbase offers a unique solution that accelerates development without sacrificing customization or control.

Key benefits of Dropbase include:

  • AI-Assisted Development: Declare UI components and app logic using natural language, then refine with code.
  • Drag-and-Drop UI Adjustments: Quickly modify layouts while maintaining full programmatic control.
  • Python-Based Backend: Write custom functions in Python, leveraging popular libraries and your existing codebase.
  • Seamless Integrations: Connect to databases, APIs, and third-party services with ease.
  • Self-Hosted Option: Deploy on your own infrastructure for maximum security and compliance.
  • Developer-Friendly Workflow: Integrates with existing CI/CD pipelines and development processes.
  • Full Code Flexibility: Generate, preview, and edit code to handle complex use cases and edge scenarios.
  • Synced State Management: Simplify development with automatic state synchronization between client and server.

Dropbase empowers teams to create sophisticated admin panels, approval dashboards, data editors, cloud consoles, and notification systems in a fraction of the time traditional development requires. By bridging the gap between low-code platforms and custom development, Dropbase enables businesses to rapidly build and iterate on internal tools that perfectly fit their unique operational needs.

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Create powerful web applications and automate workflows without extensive coding, using a visual interface and Python integration.

Screenshot of Abstra website

Abstra is a revolutionary low-code platform that bridges the gap between no-code simplicity and full-code flexibility. It empowers developers and business users alike to create sophisticated web applications and automate complex workflows with ease.

Key benefits of Abstra include:

  • Visual Development: Build user interfaces and workflows using an intuitive drag-and-drop interface, significantly reducing development time.
  • Python Integration: Leverage the power of Python to extend functionality and integrate with existing systems, providing unparalleled flexibility.
  • Rapid Prototyping: Quickly turn ideas into functional prototypes, allowing for faster iteration and validation of concepts.
  • Scalability: Develop applications that can grow with your business, from simple tools to enterprise-grade solutions.
  • Customization: Tailor your applications to meet specific business needs with custom components and integrations.
  • Collaboration: Foster teamwork between developers and non-technical stakeholders with a shared visual environment.
  • Cost-Effective: Reduce development costs and time-to-market by minimizing the need for extensive coding.

Abstra combines the best of both worlds: the speed and accessibility of no-code platforms with the power and flexibility of traditional development. Whether you're automating internal processes, creating customer-facing applications, or building complex data workflows, Abstra provides the tools you need to bring your ideas to life efficiently and effectively.

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