Build your own AI office with Univer Office SDK. Bring editing, calculation, collaboration, and file processing into your product for people and AI agents. Built on an extensible open-source core.
- excel
- spreadsheet
- xlsx
- doc
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A free, open-source developer workspace. Snippets, notes, HTTP requests, calculations, and dev tools in one local-first app.
Python library for converting Python calculations into rendered latex.
Open World Holidays Framework
- python
- holiday
- calendar
- holiday-api
Complex period comparisons
- date
- time
- period
- calculations
Fast and powerful .NET spreadsheet component, support data format, freeze, outline, formula calculation, chart, script execution and etc. Compatible with Excel 2007 (.xlsx) format and working on .NET 3.5 (or client profile), WPF and Android platform.
- dotnet
- spreadsheet
- wpf
- formula
⏰ A modern ruby gem allowing to do time calculation with business / working hours.
- business-hours