Key English
what->md A “calc“ is an online collaborative spreadsheet. Your data is automatically
saved on the internet, and your friends can collaborate on the document at
the same time. View all changes in real time!

Work together on your inventories, your surveys, your content, your meetings
and much more!
how ## Features

- Collaborative editing (several users connected to the same spreadsheet can
simultaneously modify cells)
- Many functions available (statistics, financial, mathematics, text, etc.)
- Possibility to comment cells
- Permanent and automatic backup
- Basic graphs (histogram, lines, points)
- HTML export, CSV
- Document size: up to 100,000 lines

@:color.calc documents are easy to share (just provide the address),
to export, are saved automatically, and remain always accessible by Internet

Want a [demonstration]({link})?
help->md The interface has some differences compared to other spreadsheets. They can
be confusing.

If you need a hand, the answer to your questions may be in [our
<abbr title="Frequently Asked Questions">FAQ</abbr>]({link}).
Otherwise, do not hesitate to contact us.
software->md @:color.calc is based on free software [@:soft.calc](@:src.calc)

@:soft.calc is under [<abbr title="Common Public Attribution License">
CPAL</abbr> license](https://github.com/audreyt/ethercalc#licensing)
and uses many free libraries.
garden->md To participate in the development of the software, suggest improvements
or simply download it, go to [the development site](@:src.calc)