Harlequin is an easy, fast, and beautiful database client for the terminal.
It runs anywhere. Any shell, any terminal, any machine. Fish in tmux on Alpine over SSH? Sure. Windows cmd? Yep.
Whether in-process, local, or in the cloud, Harlequin makes it easy to explore your data.
This is free and open source software.
Key Features
- Data catalog – view tables, columns, and their types across one or more attached databases. Optionally view local files or S3 objects.
- Query editor – a full-featured editor: autocomplete, open, save, format, cut, copy, paste, and more. Supports multiple tabbed buffers.
- Results viewer – view 1M+ results in an interactive table. Multiple queries loaded into separate tabs.
- Full screen mode.
- Results export – export query results and configure the export using a helpful UI.
- Query history – view a list of executed queries and a summary of results. Select to insert into a new buffer.
- Cross-platform support – runs on Linux, macOS, and Windows.
Website: github.com/tconbeer/harlequin
Support:
Developer: Ted Conbeer
License: MIT License

Harlequin is written in Python. Learn Python with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
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