Discover / Design
Observable Plot
by observablehqHTML
Concise API for exploratory data visualization.
Repositoryexperimental
Maturity: experimental because latest release v0.6.17 is pre 1.0. Derived from release and commit history, not a rating.
- Stars
- 5.3k
- Forks
- 232
- Downloads / mo
- —
- Last commit
- 2026-07-13
- License
- ISC
- Open issues
- 339
Market and trust evidence
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In practice
Written by AI from this repository’s README · low confidenceExploratory charts in JavaScript take too many lines when written directly against a low level drawing library.
Use it when
When you want a concise, expressive API for exploratory data analysis over tabular data.
Not the right pick when
The README is a short pointer to external resources, so all API detail and examples live on observablehq.com.
Capabilities
- visualizes tabular data for exploratory data analysis
- concise, memorable and expressive API
- scales and layered marks in grammar of graphics style
- free and open source with published changelog and release notes
Cost: Free and open source
Install
Derived from the published package name in the repository, not from a model.
Video walkthroughs
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What the repository ships
Has testsHas docsCI configured
Detected from the actual files in the repository root.
Latest release v0.6.17
Published 2025-02-14
Please see the 0.6.17 release notes for examples.
New features
- The clip mark option now supports GeoJSON. #1109 #2243 #2248
Bug fixes and other improvements
- Fix invisible slivers when rendering the waffle mark. #2205
- Fix the waffle mark’s tip #2132, stroke #2186 #2204 and href #2202 #2203 options.
- Fix excessively strict mark className option validation. #2124 #2126
- Fix the ariaLabel option on the axis mark. #2162
- Respect the top-level document option when dispatching _input_ events. #2159 #2169
- Fix rendering of custom marks that return a SVGSVGElement when faceting. #2218 #2219
- Don’t implicitly stack areas when using shorthand (Plot.indexOf). #2178 #2179
- Fix handling of null values in Arrow vectors. #2194 #2195
- Avoid a crash when specifying a temporal tickFormat on a scale with a empty domain. #2231 #2232
- Handle color legends with degenerate domains. #2210 #2212
- Fix circle and hexagon options type. #2257 #2266
- Various documentation improvements. #2123 #2139 #2141 #2151 #2150 #2152 #2173 #2185 #2191
New contributors
- @stringertheory made their first contribution in #2227
- @vincvdwal made their first contribution in #2242
Full Changelog: https://github.com/observablehq/plot/compare/v0.6.16...v0.6.17
Tags
README
Observable Plot
Observable Plot is a free, open-source, JavaScript library for visualizing tabular data, focused on accelerating exploratory data analysis. It has a concise, memorable, yet expressive API, featuring scales and layered marks in the grammar of graphics style.
<a href="https://observablehq.observablehq.cloud/oss-analytics/@observablehq/plot">
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<source media="(prefers-color-scheme: dark)" srcset="https://observablehq.observablehq.cloud/oss-analytics/@observablehq/plot/downloads-dark.svg">
<img alt="Daily downloads of Observable Plot" src="https://observablehq.observablehq.cloud/oss-analytics/@observablehq/plot/downloads.svg">
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</a>
<sub>Daily downloads of Observable Plot · oss-analytics</sub>
Documentation 📚
https://observablehq.com/plot/
Examples 🖼️
https://observablehq.com/@observablehq/plot-gallery
Releases 🚀
See our CHANGELOG and summary release notes.
Getting help 🏠
See our community guide.
Contributing 🙏
See CONTRIBUTING.md.