环形图在线生成
带中心留白的环形占比图，支持自定义配色。
关于「环形图在线生成」
它属于「图表生成」分类：在浏览器里把表格数据变成可下载的矢量/位图图表。
- 带中心留白的环形占比图，支持自定义配色。
- 处理在本地完成，不上传。
完全免费、无需注册；所有处理都在浏览器本地完成，文件不会上传到任何服务器。
相关关键词：环形图在线生成、图表生成、环形图、doughnut、甜甜圈、在线工具、免费
如何使用「环形图在线生成」
- 打开工具：打开「环形图在线生成」页面，无需注册、无需安装任何软件。
- 准备输入：每行：名称,数值
- 填入内容：把内容粘贴进输入框，或把文件拖入页面；也可以点击「示例」先填入样例数据试一下。
- 设置选项并处理：按需调整页面上的选项，然后点击处理 / 转换 / 生成按钮。
- 获取结果：处理完全在浏览器本地完成，结果可直接复制或下载，文件不会上传到任何服务器。
常见问题
- 中心能放文字吗？
- 本版未叠加中心文字；可在导出 PNG 后自行添加。
- 和饼图有什么区别？
- 环形图中心留白，视觉上更聚焦占比；数据格式相同（名称,数值）。
- 我的数据会被上传吗？
- 不会。解析与绘制全部在浏览器本地完成，数据不会离开你的设备。
Doughnut Chart Maker (English)
A ring chart with a center hole and custom colors.
Belongs to “Charts”: Turn tabular data into downloadable vector/bitmap charts, right in your browser.
- 带中心留白的环形占比图，支持自定义配色。
- 处理在本地完成，不上传。
Free, no sign-up; everything runs locally in your browser and files are never uploaded.
Keywords: Doughnut Chart Maker, Charts, doughnut, donut, online tool, free
How to use it
- Open the tool：Open the “Doughnut Chart Maker” page — no sign-up and nothing to install.
- Prepare the input：Each line: name,value
- Provide the input：Paste your content into the input box or drop a file onto the page; you can also click “Sample” to try example data first.
- Adjust options and run：Adjust the options if needed, then click the process / convert / generate button.
- Get the result：Everything runs locally in your browser; copy or download the result — your files are never uploaded.
FAQ
- Can text be shown in the center?
- This version doesn’t overlay center text; add it after exporting the PNG.
- How is it different from a pie chart?
- A doughnut leaves the center empty, focusing attention on proportions; the data format is the same (name,value).
- Will my data be uploaded?
- No. Parsing and rendering happen locally in your browser; your data never leaves your device.
More tools in Charts
- Pie Chart Maker — Enter categories and values to generate an exportable pie chart.
- Line Chart Maker — Single-series line trend chart with smooth lines and point markers.
- Multi-series Line Chart — Compare multiple data series in one coordinate system.
- Bar Chart Maker — Vertical/horizontal bar charts for category comparison.
- Area Chart Maker — Filled trend area chart that emphasizes cumulative volume.
- Stacked Area Chart — Stack multiple series to show totals and composition.
- Waterfall Chart Maker — Show step-by-step increase/decrease, common in finance.
- Histogram Maker — Auto-bin continuous values to observe distribution.
- Scatter Plot Maker — X/Y scatter distribution with trend-line fitting.
- Radar Chart Maker — Multi-dimension comparison with overlaid series.