Self-hosted Spreadsheets
A curated collection of the best self-hosted applications and engines for creating, calculating, and analyzing data in tabular form.
A spreadsheet engine you can embed, self-host, or run in the browser
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4,161Last commit
3 days agoLicense
Apache-2.0
IronCalc is an open-source, Rust-powered spreadsheet engine with .xlsx support, 300+ functions, and bindings for JavaScript and Python.
Open Source Alternative to:
Sent – Messaging Infrastructure for Developers. One API for SMS, WhatsApp, and RCS across 190+ countries.
Sent