Luckysheet is an open-source, web-based spreadsheet editor similar to Excel. It supports formatting, conditional formatting, formulas, charts, pivot tables, collaborative editing, and import/export of Excel, CSV, and TXT files. Now upgraded to Univer.
Full spreadsheet experience with formatting, conditional formatting, text alignment, rotation, and multiple data types
Supports common Excel formulas and functions for calculations, data manipulation, and analysis
Built-in charting engine and pivot table support for data visualization and analysis
Real-time collaborative editing with an open-source backend for multi-user spreadsheet work
Import and export Excel, CSV, and TXT files with PDF export and print support
Checkbox, drop-down list, and date picker validation rules for controlled data entry
Insert pictures, shapes (JPG, PNG, SVG), comments, and use a pen tool for annotations
Embed a full-featured spreadsheet editor directly into web applications for data entry and analysis
Build internal dashboards and data management tools with familiar spreadsheet interfaces
Enable teams to work together on spreadsheets in real-time without desktop software
Move Excel-based workflows to the web while maintaining familiar formatting and formula support
Table filtering, slicing, find and replace, and drag-and-drop cell operations

Open-source, AI-first business automation