Terms of use
Effective October 22, 2026
1. The library
82excel is released under the MIT license: commercial use, modification and redistribution are free as long as the license text is kept. It is provided "as is", without warranty.
2. CDN
The CDN files on 82excel.com are free to use. Abusive traffic may be limited; high-traffic sites should use the jsDelivr URL or self-host the files.
3. The online checker and the demo
The checker on the home page checks files inside your browser only. Its results are for reference; confirm important data in the original program. The demo upload does not store files. Excessive or oversized requests to the demo server may be limited.
4. Changes
Changes are announced on this page seven days before they take effect.