Saltcorn

Self-Hosted

Open-source low-code platform for building custom web apps fast

Overview

Saltcorn is an open-source low-code platform for building custom web apps quickly without extensive coding. It features a visual interface to design databases (PostgreSQL, SQLite, MySQL), forms, tables, and workflows. Apps are responsive, and you can extend functionality via plugins. Deploy easily with Docker, self-host on any server, or use the cloud option. Ideal for small teams or developers needing rapid prototyping and full control over their apps.

Self-Hosting Resources

Find Official Image on Docker Hub View Source & Docs

Below is a reference structure for docker-compose.yml. ⚠️ Do NOT run blindly. Replace placeholders with official values.

docker-compose.template.yml TEMPLATE


version: '3'
services:
  saltcorn:
    image: <OFFICIAL_IMAGE_NAME>:latest
    container_name: saltcorn
    ports:
      - "8080:<APP_INTERNAL_PORT>"
    volumes:
      - ./data:/app/data
    restart: unless-stopped

Key Features

Visual builder for databases, forms, and workflows
Supports PostgreSQL, SQLite, and MySQL
Responsive app design for mobile/desktop
Plugin ecosystem for extended functionality
Easy deployment via Docker or self-hosted servers

Frequently Asked Questions

? Is Saltcorn hard to install?

Saltcorn is easy to install via Docker (single command) or Node.js on any server. It also offers a cloud trial, but self-hosting is straightforward for users with basic server setup knowledge.

? Is it a good alternative to Bubble?

Yes—Saltcorn is a self-hosted, open-source alternative to Bubble, prioritizing privacy and control. While Bubble has more pre-built integrations, Saltcorn excels at custom database design and avoiding vendor lock-in.

? Is it completely free?

Yes—Saltcorn is 100% open-source (MIT license) with no hidden fees. All core features and plugins are free for self-hosted or cloud use (basic cloud plans are trial-free).

Top Alternatives

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Tool Info

Pricing Free/Open Source

Category Software Development - Low Code

Platform Self-Hosted

Pros

⊕ Privacy-focused (self-hosted option)
⊕ No subscription fees (open-source MIT license)
⊕ Flexible database integration
⊕ Rapid prototyping capabilities

Cons

⊖ Smaller community compared to mainstream low-code tools
⊖ Limited advanced customization for complex enterprise apps
⊖ Steeper learning curve for advanced workflow design