Seaquel

Explore, query, and visualize your databases — all in one app.

Works with 6 database engines. No account required. Free and open source.
Try it in your browser in seconds.

Features

Query & Edit

• SQL editor — Syntax highlighting, formatting, parameter support, and Monaco-based editing
• Inline result editing — INSERT, UPDATE, and DELETE rows directly from the results table
• Visual query builder — Drag-and-drop canvas for building queries without SQL
• AI assistant — Get help writing and understanding SQL queries
• SQL learning sandbox — Interactive challenges to practice SQL

Explore & Visualize

• Schema browser — Explore tables, columns, indexes, constraints, and more
• Entity Relationship Diagrams — Auto-generated ERDs with PNG/SVG export
• EXPLAIN/ANALYZE visualizer — Understand query plans with hot path detection
• Database statistics — Dashboard with table sizes, row counts, and index usage
• Data visualization — Bar, line, pie, and scatter charts from query results

Collaborate & Share

• CSV/JSON export — Export query results to CSV or JSON
• Query sharing — Share queries via Git repositories
• Connection import — Import connections from DBeaver and TablePlus
• Multi-project — Organize connections and queries across projects

Customize

• Themes — Light and dark modes with a built-in theme editor
• Internationalization — Available in English, Spanish, German, French, Arabic, and Korean
• Command palette — Quick access to all actions via keyboard
• SSH tunneling — Connect securely through SSH tunnels
• Auto-updates — Stay current with automatic update notifications

Comparison with Alternatives

	Seaquel	DBeaver	TablePlus	DataGrip	pgAdmin
Open source	✅	✅	❌	❌	✅
Multi-database	✅	✅	✅	✅	❌
Browser demo	✅	❌	❌	❌	❌
ERD generation	✅	✅	✅	✅	❌
Visual query builder	✅	✅	❌	❌	✅
EXPLAIN visualizer	✅	✅	❌	✅	✅
Free	✅	Freemium	Paid	Paid	✅
Lightweight	✅	❌	✅	❌	✅

Installation

Download Seaquel for your platform from seaquel.app/download.

Platform	Architectures
macOS	Intel (x86_64), Apple Silicon (ARM64)
Linux	x86_64, ARM64
Windows	x86_64, ARM64

Want to try it first? Check out the browser demo (powered by DuckDB WASM).

Database Support

Feature	PostgreSQL	MySQL	MariaDB	SQLite	MSSQL	DuckDB
Connect & query	✅	✅	✅	✅	✅	✅
Schema browser	✅	✅	✅	✅	✅	✅
EXPLAIN visualizer	✅	✅	✅	✅	✅	✅
ERD generation	✅	✅	✅	✅	✅	✅
Inline editing	✅	✅	✅	✅	✅	✅
Statistics dashboard	✅	✅	✅	✅	✅	✅

Community

• Discord — Chat, ask questions, share feedback
• GitHub Issues — Bug reports and feature requests

Contributing

Contributions are welcome! Here's how to get started:

1. Browse the open issues to find something to work on
2. For larger changes, open an issue first to discuss your approach
3. Fork the repo, create a branch, and submit a pull request

Development

Prerequisites

Use mise to install the required toolchain:

mise install

This installs Node.js and Rust as defined in mise.toml.

Setup

git clone https://github.com/webstonehq/seaquel.git
cd seaquel
npm install

Commands

npm run tauri dev       # Start development (frontend + Tauri)
npm run tauri build     # Build production app
npm run check           # Type checking
npm run check:watch     # Type checking (watch mode)

Tech Stack

• Tauri — Native app shell with Rust backend
• SvelteKit — App framework
• Svelte — UI with runes-based reactivity
• TypeScript — Type safety
• Tailwind CSS — Styling
• Rust — Backend plugins and system integration

License

MIT