Open365 Alternatives

Open365 is described as 'The open source cloud with LibreOffice online - LibreOffice online + Seafile + KDE. Improve your productivity and communicate better with your team members. The world is moving forward. Welcome to the open source cloud!' and is a Office Suite in the office & productivity category. There are more than 25 alternatives to Open365 for a variety of platforms, including Windows, Web-based, Android, iPhone and Linux apps. The best Open365 alternative is LibreOffice, which is both free and Open Source. Other great apps like Open365 are ONLYOFFICE, Microsoft 365 Copilot, Apache OpenOffice and CryptPad.

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Alternatives list

  1. EssentialPIM icon
     75 likes

    The powerful, full-featured Personal Information Manager for Windows offering Email, Synchronization, Portability, Network support, Android and iOS versions.

    175 EssentialPIM alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    • Android
    • iPhone
     
  2. Nextcloud Hub icon
     22 likes

    Nextcloud is the most deployed on-premises file share and collaboration platform. Access & collaborate across your devices. As fully on-premises solution, Nextcloud Hub provides the benefits of online collaboration without the compliance and security risks.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Self-Hosted
    • Nextcloud
     
  3. Suite for secure email, calendaring, file sharing, chat, and online meetings, offering real-time collaboration on docs, GDPR compliance, customizable branding, renewable energy use, advanced user management, and all data hosted in Switzerland.

    78 Infomaniak kSuite alternatives

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
     
  4. Nino icon
     6 likes

    Nino is the modular workspace for professionals. It is a collection of software that can interoperate with each other on the block-level from one uniform interface.

    69 Nino alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Snapcraft
     
  5. Murena Workspace is your personal email account, your agenda and contacts, your drive on the cloud and your online office suite. All combined in one single service at murena.io, simple to use. It is powered by proven open-source software like NextCloud and OnlyOffice.

    47 Murena Workspace alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
     
  6. OfficeSuite  icon
     36 likes

    OfficeSuite is a cross-platform office suite for Windows PC, Android, and iOS. It has powerful modules for DOCUMENTS, SPREADSHEETS, PRESENTATIONS, and PDF files.

    OfficeSuite is compatible with Microsoft Word, Excel, PowerPoint and Adobe PDF files.

    36 OfficeSuite alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Apple Watch
    • Kindle Fire
     
  7. KMail icon
     49 likes

    KMail is the email component of Kontact, the integrated personal information manager of KDE. Kontact is a personal information manager and groupware software suite for KDE. It supports calendars, contacts, notes, to-do lists, news, and email.

    52 KMail alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • BSD
     
  8. 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.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Android
    • Android Tablet
     
  9. Hancom Office icon
     20 likes

    Formerly ThinkFree Office. The office productivity suite for on-the-go featuring online collaboration and the best round-trip MS Office compatibility.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
     
  10. SolidSheets icon
     8 likes

    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.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  11. Complete suite providing productivity, unified communication, and collaboration tools in one package, featuring integrated email, chat, cloud file management, presentations, spreadsheets, word processing, social intranet, webinars, and online meeting solutions.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
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