Spreadsheets for web pages and web apps

TREB is a library for adding fully interactive spreadsheets to any web page, web app or blog with just a few lines of code. You can use it to illustrate data, explain a calculation, or as part of your web app.

Easy to use

<!-- load the script from a CDN -->
<script type="module" src="https://unpkg.com/@trebco/treb"></script>

<!-- insert a spreadsheet in the page -->
<treb-spreadsheet document="/assets/income-statement.treb.json"> 
</treb-spreadsheet>

<!-- load the script from a CDN -->
<script type="module" src="https://unpkg.com/@trebco/treb"></script>

<!-- insert a spreadsheet in the page -->
<treb-spreadsheet document="/assets/income-statement.treb.json"> 
</treb-spreadsheet>

Small but powerful

Full library of spreadsheet functions
Comprehensive number & date formatting
Theme with css
API & events for programming
Import and export XLSX files
Open source