GrapeCity Documents for Excel (GcExcel) .NET Edition and Java Edition supports import and export of SpreadJS new file format (.sjs). This new .sjs format significantly improves the load time and memory usage when working with very large Excel files while also greatly reducing the exported file size.
Faster Export of Large Excel Files
Export large Excel spreadsheets to .sjs format which is much faster than other formats.
Smaller Footprint for Saved Excel File
Smaller disk size of Excel Workbooks saved to .sjs format. It zips JSON files, similar to the Excel XML structure, with a reduced footprint.
Import SpreadJS .sjs to Excel
Using GcExcel API for .NET and Java, easily convert Excel XLSX to SpreadJS .sjs files.
Custom Import/Export Options
Choose whether to include style, formula, names, and empty cell while importing or exporting to .sjs file using the open and save options.
Generate JSON for a Spreadsheet File
Convert SpreadJS or Excel spreadsheet to a .sjs compatible JSON string or stream.
GcExcel offers to import/export commonly used spreadsheet features from SpreadJS .sjs file to Excel and vice-versa. Some of them are as follows:
GcExcel can also control the SpreadJS features to include while importing/exporting “.sjs” files.