Harlequin
The SQL IDE for your terminal
Harlequin is a terminal-based SQL IDE supporting DuckDB, SQLite, PostgreSQL and other databases with autocompletion and a data catalog. It is self-hosted as a local Python application.
Key features
- Terminal SQL IDE
- DuckDB and SQLite support
- Autocomplete
- Data catalog sidebar
Strengths
- Released under the MIT license
- Easy to set up — beginner-friendly
- Mature project with 6.4k GitHub stars
- Written in Python
Harlequin replaces
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