The best open source alternative to Microsoft Excel is ONLYOFFICE. If that doesn't suit you, our users have ranked more than 100 alternatives to Microsoft Excel and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Microsoft Excel are LibreOffice - Calc, Apache OpenOffice, Proton Sheets and Collabora Office Classic.
AndrOpen Office is a independent port of Apache OpenOffice for Android.
You can view, edit, import, and export PDF, Word, Excel & PowerPoint documents using full features of the OpenOffice in the PC version.
AndrOpen Office has 5 components: Writer a word processor you can.
Japan
Calligra Sheets is a fully-featured calculation and spreadsheet tool. Use it to quickly create and calculate various business-related spreadsheets, such as income and expenditure, employee working hours, etc.
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Create graphs online with CSV, Excel or JSON data. Choose from different chart types, pivot tables and relationship graphs. Easy, user-friendly, open- source.
Switzerland
Calcpad is a lightweight mathematical platform for cloud and desktop. It parses simple text scripts and converts them into professional Html reports. Supports complex numbers, variables, functions, graphing, units and numerical methods.
BulgariaEU
Luckysheet is an online spreadsheet like excel that is powerful, simple to configure, and completely open source.This site contains official configuration document, API, and tutorial.
Argentina
SolidSheets offers a user-friendly interface and powerful features to manage and analyze your data. Easily open, edit, and print CSV, SSFS/SSFS64, and XLSX files. With advanced formulas, charts, and machine learning algorithms, accelerate your workflow.
Türkiye
Open source framework for numerical computations and advanced statistical analysis, featuring nonlinear curve fitting, ODE solving, 1D/2D publication-quality visualization, Fourier and wavelet transforms, intuitive syntax, and namespace-based code organization for research.
GermanyEU
Tables is a Nextcloud app alternative to RowShare, Airtable ....
With this app you are able to create your own tables with individual columns. You can start with a template or from scratch and add your wanted columns.
GermanyEU
Framacalc is an an online collaborative spreadsheet.
Currently it is uses Ethercalc software that is hosted on servers of Framasoft association.
FranceEU
wikiCalc is a wiki-based spreadsheet developed by Dan Bricklin and released under a GPL license. SocialCalc is co-developed with Dan and Socialtext, released under SPL and is being integrated with Socialtext Open.
An offline desktop spreadsheet application featuring unique, infinitely nestable child spreadsheets inside individual cells alongside a built-in chatbot intent creator.
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