Formula Formula v0.4 alpha

Your data, connected.
Your formulas, everywhere.
Your changes, tracked.

Formula is the desktop app that gives you spreadsheet power with database structure — and AI intelligence to tie it all together.

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Everything you need, nothing you don't

Spreadsheet power meets database structure — in a fast, private, local-first desktop application.

Smart Tables

Typed columns, multi-cell selection, fill handle, frozen headers — feels like a spreadsheet, thinks like a database.

Data Connections

Reference columns, lookup columns, and joint properties link your data objects across tables.

Formula Engine

26 functions and counting — cell formulas, column formulas, footer aggregations, all with real-time dependency tracking. Many more to come.

Version History

Time-travel through your data. Undo any action. Rollback to any snapshot. See exactly what changed.

AI Assistant

Coming in v0.5

Chat with AI about your data. Review and approve AI-suggested changes one operation at a time.

Fast & Responsive

Virtualized rendering, batch operations, and efficient data handling keep your workflow smooth.

Dark & Light

Two polished themes with instant switching. Every element is theme-aware.

EN / IT

Full English and Italian localization, including formula function names.

Built for speed

10k+
rows with virtualized rendering
26
built-in formula functions
297
passing tests

Local-first. Cross-platform.

Your data lives in .fml files on your machine. No subscriptions, no cloud lock-in.

Platforms
Windows
macOS & Linux coming soon
Runtime
.NET 8.0
UI Framework
Avalonia 11
File Format
.fml

Ready to try Formula?

Create your free account and start managing data the way it should be.

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