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A Typescript-based library specializing in reading Spreadsheet data from files (xlsx/xls, odf/ods, csv)

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SpreadsheetJS

A Library specializing in reading Spreadsheet data from files, based in Typescript

  • Focused on reading and parsing data. Supported formats : .xls , xlsx, CSV.
  • Does not support writing. Does not support extracting styles and formatting. Just gets your data right.
  • Developed in TS - 4.2.3 (ES2020). Node version : 10.14.0. Created by reverse engineering a spreadsheet AND OpenXML/SpreadsheetML documentation
  • Internally Uses Stream based reading for Excel/CSV and SAX based parsing for Excel-XMLs

Aim

  • To support reading of different formats - ods/odf/xlsx/csv
  • To make it faster, bug-free, light-weight and more optimized so that it can be compared to other alternatives.

Contributions are welcome

  • If you want to fix any bugs, or extend the library ( or help with documentation), feel free to contribute.
  • If you want to contribute, please open an issue with a short description. Also it's advisable to go through current work in pipeline.
  • It is recommended to add Unit tests related to your feature/bug

Current work in pipeline

  • Add Support for other Open Office XML formats: .ods/ .ots
  • Add tests/specs : Unit, Integration, end-to-end.
  • Benchmarking and optimization with respect to other libraries - for runtime, memory consumption and other metrics

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