Chart Maker
Upload CSV, Excel, or JSON data and build charts with drag-and-drop controls. Export PNG or SVG images, embed interactive visuals, and keep everything private with no signup required.
- Upload CSV, Excel, or JSON data directly from your files or clipboard.
- Start instantly—no account or signup required.
- Export presentation-ready charts as PNG or SVG images.
- Embed interactive charts in Notion, blogs, or internal docs.
- Your data stays private and is processed only during your session.
Chart Maker
Why use this chart maker?
Drag-and-drop chart building
Create line, bar, and pie charts from spreadsheets without coding.
Supports CSV, Excel and JSON data
Upload common spreadsheet formats to start visualizing instantly.
Export or embed visualizations
Download charts as images or embed interactive versions.
Free and open-source
Use the chart maker without signup—powered by open-source technology.
Chart maker FAQs
- Is my data private when I use the chart maker?
- Yes. Your files are processed only to render the visualization—we don’t store or share them. Closing the browser tab clears the data from the session.
- What file types can I upload?
- You can upload CSV, Excel (.xls/.xlsx), and JSON files. Paste data from spreadsheets or dataframes to get started quickly.
- Do I need to create an account or sign in?
- No account is required. The chart maker is completely free to use without signup or email.
- Can I export charts as images?
- Yes. Export polished charts as PNG or SVG images that are ready for decks, documents, or social posts.
- How do I embed charts on my site or wiki?
- Use the Embed option to copy an iframe snippet that you can paste into Notion, blogs, or internal portals.
- Is there a data size limit?
- The tool works best with tidy datasets up to a few megabytes. Larger files may take longer to load or interact with.
Weitere Diagramm-Tools
Need to convert CSV files into charts? Try our CSV to Chart tool. CSV zu Diagramm.