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Deploying REI3

Introduction

REI3 is a free, open-source low-code application platform that enables organizations to build custom business applications without extensive programming knowledge. With a visual builder and pre-built modules, REI3 accelerates digital transformation by empowering business users to create tailored solutions.

Key features of REI3 include:

  • Visual Application Builder: Design applications with drag-and-drop interfaces
  • Pre-Built Modules: Start with templates for common business needs
  • Data Modeling: Create custom data structures and relationships
  • Form Designer: Build input forms with validation rules
  • Reporting: Generate reports and visualizations
  • Role-Based Access: Configure permissions per user or group
  • API Integration: Connect with external systems
  • Multi-Language: Interface available in multiple languages
  • Self-Hosted: Complete control over your data and applications

This guide walks through deploying REI3 on Klutch.sh using Docker, configuring the database, and setting up your low-code platform.

Prerequisites

Before deploying REI3 on Klutch.sh, ensure you have:

  • A Klutch.sh account
  • A GitHub account with a repository for your REI3 configuration
  • A PostgreSQL database
  • Basic familiarity with Docker and containerization concepts

Deploying REI3 on Klutch.sh

    Create Your Dockerfile

    Create a Dockerfile in your repository:

    FROM rei3/rei3:latest
    

    # Environment configuration
    ENV REI3_DB_HOST=localhost
    ENV REI3_DB_PORT=5432
    ENV REI3_DB_NAME=rei3
    ENV REI3_DB_USER=rei3
    ENV REI3_WEB_PORT=443
    

    # Expose the web interface
    EXPOSE 443
    

    # Volume for data persistence
    VOLUME /rei3/data

    Push Your Repository to GitHub

    Commit and push your Dockerfile to your GitHub repository.

    Create a New Project on Klutch.sh

    Navigate to the Klutch.sh dashboard and create a new project named “rei3-platform”.

    Create a New App

    Create a new app within your project and connect your GitHub repository.

    Configure HTTP Traffic

    In the deployment settings:

    • Select HTTP as the traffic type
    • Set the internal port to 443

    Set Environment Variables

    Configure the following environment variables:

    VariableValue
    REI3_DB_HOSTYour PostgreSQL host
    REI3_DB_PORT5432
    REI3_DB_NAMErei3
    REI3_DB_USERYour database username
    REI3_DB_PASSYour database password
    REI3_WEB_PORT443

    Attach Persistent Volumes

    Add persistent storage:

    Mount PathRecommended SizePurpose
    /rei3/data10 GBApplication data and uploads
    /rei3/certificates1 GBSSL certificates

    Deploy Your Application

    Click Deploy to build and start your REI3 instance.

    Access REI3

    Once deployment completes, access your REI3 instance at https://your-app-name.klutch.sh. The default admin credentials are:

    • Username: admin
    • Password: admin

    Change these immediately after first login.

Building Applications

Creating Your First Application

  1. Log in to the admin panel
  2. Navigate to “Builder” mode
  3. Create a new application module
  4. Define data entities and relationships
  5. Design forms and views
  6. Configure user permissions
  7. Deploy to production

Available Module Types

REI3 supports various pre-built modules:

  • CRM: Customer relationship management
  • Project Management: Task and project tracking
  • Inventory: Asset and stock management
  • HR: Human resources management
  • Custom: Build from scratch

Additional Resources

Conclusion

Deploying REI3 on Klutch.sh provides a powerful low-code platform with automatic builds, persistent storage, and secure HTTPS access. Empower your organization to build custom business applications quickly, without extensive development resources.