There are many office suites available for the Linux operating system, each offering a range of features and tools for tasks like writing, spreadsheet creation, and presentations. Most of these suites are free to use, though some offer paid versions with additional features. An office suite is a crucial tool for many users, helping them complete tasks that would otherwise be more complex or time-consuming. Without such software, creating a book in a text editor, designing a spreadsheet, or preparing a presentation would require multiple specialized programs. For users switching from Windows to Linux, one of the first concerns is whether they can use Microsoft Office or Office 365. While the online version of Office 365 can be used, the locally installed version is not recommended for Linux due to potential instability when using Wine, a compatibility layer that allows Windows programs to run on Linux. Fortunately, several alternatives are available, some of which are considered better than Microsoft's offerings. One office suite that integrates artificial intelligence is OnlyOffice. This integration can be achieved by installing Ollama locally or using third-party services like ChatGPT, Gemini, and Mistral. The desktop editors of OnlyOffice can be downloaded for free under Linux, and the AI plugin is also free. However, it does not support integration with Grammarly, a popular writing assistant. WPS Office is often considered the closest alternative to Microsoft Office on Linux. It uses the same file formats as Microsoft Office by default and has a similar user interface. The WPS Office Standard version is free and includes basic tools, PDF features, and limited templates. The WPS Pro+ version, which costs $5.83 per month or $69.99 per year, adds advanced features like full PDF editing, text recognition, and cloud storage. There is also a "Sharing" plan that allows multiple users and includes AI integration and PDF tools. Proton Docs/Sheets is a newer office suite that emphasizes security, offering end-to-end encryption for user data. However, it currently lacks a presentation tool. The free version includes 1 GB of cloud storage, one user, and one encrypted email address. Paid plans provide more storage, additional email addresses, and enhanced security features. Nextcloud is a self-hosted alternative to Google Workspace, offering tools for collaboration, security, and communication. However, setting up Nextcloud can be complex, particularly with the latest versions and self-signed SSL certificates, which are used to secure internet communications. SoftMaker Office is a lightweight option that is suitable for older hardware. It does not offer a free version but provides a 30-day trial. It requires fewer system resources and includes AI image creation and grammar checking, though it does not support Grammarly. LibreOffice is a popular free office suite but lacks certain integrations like Grammarly. Some users have moved away from it due to performance issues and features that are considered too complicated, such as change tracking. Despite these drawbacks, it remains a widely used option for many Linux users.