head to head · open source
echarts vs datalens
echarts has 67,345 GitHub stars, 19,820 forks, 1,501 open issues and last shipped 2 days ago. datalens has 1,702 stars, 117 forks, 53 open issues and last shipped 25 days ago. echarts leads on adoption by 3,857% (67,345 vs 1,702 stars). echarts is written in TypeScript under Apache-2.0; datalens is written in PLpgSQL under Apache-2.0. echarts has attracted 29% as many forks as stars, datalens 7%. echarts was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (visualization), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| echarts | datalens | |
|---|---|---|
| GitHub stars | ★ 67K | ★ 1.7K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | TypeScript | PLpgSQL |
| Last push | 2026-09-16 | 2026-08-24 |
| Forks | ⑂ 20K | ⑂ 117 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick echarts if
- You weight community size — 67K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick datalens if
- You want the datalens feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches PLpgSQL
- You evaluated both and datalens fits your workflow better
About echarts
Apache ECharts is a free, interactive charting and data visualization library that runs in the browser. It is written in pure JavaScript and built on top of zrender, a lightweight canvas library that handles rendering and interaction under the hood. The project lives in the JavaScript and TypeScript ecosystem, is distributed through npm as the echarts package, and is developed under the Apache Software Foundation with an Apache 2.0 license. Its source is written in TypeScript, and the repository has been maintained for more than a decade.
read the full echarts overview →
About datalens
DataLens is an Apache 2.0 open source business intelligence and data visualization system. It lives in the data and analytics ecosystem, specifically within business intelligence and reporting, and it covers dashboards, SQL, reporting, and visualization. The project was developed and extensively used as a primary business intelligence tool in Yandex, and it is also available as part of the Yandex Cloud platform.
read the full datalens overview →
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Frequently asked questions
Is echarts or datalens more popular?
echarts has 67,345 GitHub stars and datalens has 1,702. echarts has the larger community by that measure.
Are echarts and datalens free?
Both are open source. echarts is licensed under Apache-2.0 and datalens under Apache-2.0. Neither carries a licence fee.
What is the difference between echarts and datalens?
echarts is written in TypeScript and datalens in PLpgSQL. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, echarts or datalens?
Choose echarts if you want the larger community (67,345 stars) or its Apache-2.0 licence terms. Choose datalens if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.