Spread.NET Features

• Import/Export Excel Files into a .NET Spreadsheet - No spreadsheet is complete without full Excel import/export support! Import your most advanced Excel spreadsheets and then export your Spread.NET spreadsheet to XLSX or other file formats... all with zero dependencies on Excel.
• Powerful, Fast, Optimized Calculation Engine - This high-speed, optimized engine adds computing power to even the most complex formulas without dragging down your apps.
• 500+ Functions in Customizable Library - More functions than in any available .NET spreadsheet, and full customization for your formulas—you’ll take your complex spreadsheets to the next level
• No-Code Design with Spread Designers - With the powerful Spread Desktop Designer App, you’ll get code-free .NET spreadsheet apps in no time.
• Enhanced Shape Engine with Group Shape - Create flowcharts, process diagrams, cell callouts, and more with over 150 shapes, lines, and arrows. Connect and combine into Group Shapes to design logos or custom dashboard controls that can be scripted to perform user actions.
• Slicers for Easy Table Filtering Selection - Create Slicers to display table column values for filtering, apply themes, and styles to customize. Cut and paste the Slicer to another sheet to operate as a dashboard control.
• Dynamic Array Formulas and Functions to Optimize Your Calculations - Use dynamic array formulas to optimize your calculations by calculating a range of results in one formula with the new functions including FILTER, RANDARRAY, SEQUENCE, SINGLE, SORT, SORTBY, and UNIQUE.
• Language Packages for Formulas and Enhance Localization for Users - Localize your cell formulas with 18 new Language Packages to parse and format the formulas using structured references like Excel, or create a new custom Language Package.
• Show Precedent and Dependent Cells with Formula Tracing and Auditing - Easily trace your formula's reference chains using built-in formula tracing methods to show arrows from the cell to all dependent or precedent cells, and audit formulas using Dependents, DirectDependents, DirectPrecedents, and Precedents.
• XLOOKUP and XMATCH Functions - Optimize your formulas and eliminate the use of the old HLOOKUP, VLOOKUP, and MATCH functions using the new XLOOKUP and XMATCH functions.
• Custom Calculation Functions to Extend the Calculation Engine - Create custom calculation functions that implement custom code to perform your calculation and return the result value or dynamic array that can spill to adjacent cells, and optionally allow the end-user to enter formulas using these functions.
• Custom Data Visualization using Visual Functions - Create custom data visualization functions that extend the Custom Function feature with new interfaces for applying styling or drawing custom content directly in the cell to create new reusable data visualizations that can be used directly in cell formulas.
• Sorting and Filtering - Add filtering and sorting drop-down in a table or range and enable your users to apply filters on colors, text, dates, and numbers.
• Cell Styles - Apply built-in cell styles using Theme colors, and create new custom cell styles with Number, Alignment, Font, Border, Fill, and/or Protection settings including Pattern and Gradient Fills in the Cell Format.
• Conditional Format Rules - Apply Conditional Format Rules in cells and ranges to apply styles based on the cell content or a custom formula, and display icons, data bars, color scales in the cells to quickly visualize values.
• Tables and Table Styles - Create tables using built-in table styles or create custom table styles to apply banded columns or rows and custom formatting.
• Cell Types, Data Validation - Apply Cell Types, Cell Validators, or IValidation for data validation in cells such as whole number, list, date, time, and custom with input message and error alert.
• Cell Comments and Sticky Notes - Add pop-up cell comments that show when the user hovers over the cell note indicator, or apply sticky notes for the cell that remain visible in the sheet with a line indicating the cell.
• Cell Borders - Apply cell borders with various styles and colors including diagonal line borders, bevel borders, double-line borders and more.
• Merged Cells and Cell Spans - Apply row or column merge to automatically merge cells with like data, or apply span cells to data area or header cells to explicitly merge specific cells.
• Search - Allow your users to search for text in cells using the built-in Basic Search and Advanced Search dialogs.
• Charts - Visualize your data with advanced chart types such as Waterfall, Pareto, Funnel, TreeMap, and more.
• Sparklines - Visualize your data in a more compact way with sparkline charts that draw directly inside the cell.
• Status Bar - Add a status bar and customize it to show function calculations on the selection and worksheet zoom controls.
• Data Binding - Bind the worksheet to any .NET data source including DataSet, DataView, DataTable, or a custom collection of objects, and show hierarchical views with expandable rows and child worksheets.
• Outline and Range Group - Create row and column range groups that can expand and collapse rows or columns to create vertical and horizontal outlines.
• Outlook-Style Grouping - Create Outlook-style groupings of rows using the built-in group bar and customize group footers with aggregation functions in the footer cells.
• Printing - Print your worksheets with advanced options including margins, header and footer, best fit column and/or row and print scaling.
• Skins - Customize the appearance of the workbook and worksheet using built-in skins, or create a custom skin using the Skins Editor.
• Touch - Use touch gestures including tap, press and hold, slide, swipe, pinch, rotate, and stretch, and customize the popup touch menu with custom commands.
• Easily Manipulate Text and Arrays - Includes 14 Excel-like functions designed to help your more easily manipulate text and arrays in your worksheets, these include TEXTBEFORE, TEXTAFTER, TEXTSPLIT, VSTACK, HSTACK, TAKE, DROP, and many more.
• Rich Text Editing During Runtime - Offer Rich Text Editing directly in cells, allowing users to select text in the cell and apply changes using the Format Cells Dialog during runtime.
• Worksheet Protection Options Dialog - Apply and change worksheet protection options in the user interface with Spread’s Protect Sheet Dialog; users can specify the worksheet protection options and set or apply optional password/s.
• Built-in Excel-like Runtime Dialogs - Programmatically invoke built-in dialogs that enable users to add data tables, format cells, insert functions, create forecast sheets, remove duplicates, add fill effects, and more.
• Cell Data Types for custom .NET objects - Create custom data types and set objects in cells, then use formulas to reference the object's properties in calculations. Use built-in UI or code to insert formulas in adjacent cells and table columns.
• LET Function optimizes formula calculations - Make your formulas easier to read and improve calculation performance using the new LET function to define local names for intermediate calculation steps.
• Edit Points in Enhanced Shapes - Easily create custom shapes using the new Edit Points feature, or create custom shapes in code using the new API to specify the shape points and segments.
• Enhanced Hyperlink Support - Add hyperlinks in cells by simply typing in the link using AutoCreateHyperlink, or use the Edit Hyperlink dialog. Hyperlinks can be applied to shapes or cells, and import/export in XLSX.
• Show Formulas Command - Built-in support for the Show Formulas command allows the user to toggle showing formulas in cells using Ctrl+` just as in Excel.
• Enhanced Excel-compatible Keyboard Shortcuts - Use FpSpread.Features.ExcelCompatibleKeyboardShortcuts and the Excel Compatibility Input Maps to easily enable common Excel keyboard shortcuts in your applications for users. The API allows full customization of the Input Maps and Action Maps to suit your needs.
• Multiple Worksheet Select - Use Ctrl+Click to select multiple worksheet tabs for Copy, Cut, Delete, or Hide. Implement custom actions to process multiple selected worksheets.