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Open source collaboration software vendor Open-Xchange has added a spreadsheet function to its open-source, web-based productivity suite, allowing the online editing and sharing of Microsoft Excel ...

Sometimes, Excel Online may not work as expected and won’t open files. In such cases, you may get error messages, such as ‘Couldn’t Open the Workbook‘, or ...

I’ve been on a mission to cut down on bloated and paywalled software wherever I can, especially when open-source tools do the job just as well, if not better. I rarely use Excel to begin with, but ...