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我想使用带有图表的 Vaadin 构建一个应用程序。是否有替代 Vaadin Charts 2 的（非商业）快照，我特别打算尝试 https://github.com/vaadin/dashboard-demo
不，不存在 vaadin 图表的免费替代品。
但是 vaadin 图表可免费用于开源项目。
右栏底部this page上：
Non-commercial licenses
Free licenses are available for non-commercial
users: projects for educational purposes in an university or a public
school or similar; or projects for a non-profit organization.
Non-commercial licenses are granted case by case upon request.
不然你得再集成一个图表库，
像 highcharts.
我想使用带有图表的 Vaadin 构建一个应用程序。是否有替代 Vaadin Charts 2 的（非商业）快照，我特别打算尝试 https://github.com/vaadin/dashboard-demo
不，不存在 vaadin 图表的免费替代品。 但是 vaadin 图表可免费用于开源项目。
右栏底部this page上：
Non-commercial licenses
Free licenses are available for non-commercial users: projects for educational purposes in an university or a public school or similar; or projects for a non-profit organization. Non-commercial licenses are granted case by case upon request.
不然你得再集成一个图表库， 像 highcharts.