chartli
A command line tool that turns plain numbers into charts in the terminal. It supports several styles such as bars, sparklines, heatmaps and SVG.
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Overview
chartli is a command line tool that turns plain numbers into charts in the terminal. It reads numeric text from a file or from standard input and draws it in one of several styles: ascii, unicode, braille, spark, bars, columns, heatmap or svg. You can run it with npx or install it globally with npm.
Key features
- Eight chart types including heatmap and sparkline
- Reads from a file or standard input
- Options for width, height, axis labels and data labels
- Repository skill installable for AI agents
Best for
Anyone who wants a quick look at numeric data in the terminal without opening a plotting tool.
- Upstream
- ahmadawais/chartli
- Fork on GitHub
- Guo-astro/chartli
- Upstream stars
- 793
- Category
- Developer tools and infrastructure
- Language
- TypeScript
- License
- No license declaredWithout a license, the author keeps all rights. Ask the upstream owner before reusing the code.
- Forked
- 2026-03-08
- Sync status
- In syncLast synced 2026-10-19
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