If you cannot open an Excel file and see Excel cannot open the file because the file format or extension is not valid error, see this post.

openpyxl is a Python library to read/write Excel 2010 xlsx/xlsm/xltx/xltm files. It was born from lack of existing library to read/write natively from Python the Office Open XML format. All kudos to ...

A lot of programs use XML files to store information. Check our list with the best XML viewers and file readers you can use today.

If Excel files are not opening on your Windows 11 computer, you can find the reasons and the most effective solutions in this article.

LLM add-in for Excel is a free, open-source Excel add-in that allows you to use GPT and Anthropic AI models directly within Excel spreadsheets.

The defense against Advanced Persistence Threat (APT) attacks is an important topic in recent years. Many organizations and enterprises even governments have been victims of APT attacks. As APT ...

But perhaps the most important update in this version is improved interoperability with Microsoft Office file formats like DOCX, PPTX, and XLSX. Apparently, users were experiencing bugs when opening ...

I sought out better options to handle my future spreadsheets and discovered Grist. It’s an open-source, self-hostable spreadsheet and database app that makes Excel feel like a fossil.

Aldhahyan, R. , Osman, K. , Alharbi, A. and Alhodaib, A. (2025) Assessment of Radon Gas, Heavy Metals, and Physicochemical Parameters in Groundwater of Al-Qassim Region, Kingdom of Saudi Arabia. Open ...

Can anyone challenge the 'Big Two' of men's tennis in the U.S. Open? And how is the women's draw so lopsided?

2025 US Open complete men's and women's draw, schedule, seeds: Jannik Sinner, Aryna Sabalenka lead the way The top players in the world have arrived in New York to compete for this year's final ...