Dev tools · alternatives · 2026

24 alternatives to Open365

Create the first open source cloud with LibreOffice online

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Open365 launched in 2016; newer entries below may have overtaken it.

1. 1
   OSv▲63

   Free Open Source OS for Cloud-Based Startups

   2014 · osv.io · its alternatives →

2. 2
   LibreTaxi▲190

   Open source alternative to Uber/Lyft for Telegram

   2017 · libretaxi.org · its alternatives →

3. 3
   Open Notebook▲144

   Open Notebook is a tool where you can upload your own sources - PDFs (textbooks, research papers), Github repos, documentation websites, and other URLs. Once uploaded, you can either chat with an AI about them or run “apps” on top of those sources. Apps can be anything. Right now, I’ve built the following: - turn articles into short video overviews - create a mind map of the source - create summaries or other reports about the source - generate quizzes or flashcards to help study the source You can also remix existing apps or create one from scratch. I built this because I wanted to make…

   2025 · noodleflow.ai · its alternatives →

4. 4
   Google Sheets▲84

   Excel in the cloud

   2013 · accounts.google.com · its alternatives →

5. 5
   Fosshub▲79

   An open source for free and open source tools

   2015 · fosshub.com · its alternatives →

6. 6
   Bot Libre▲107

   Free open artificial intelligence for everyone

   2016 · botlibre.org · its alternatives →

7. 7
   Buxpo▲87

   Collaborate on google docs and export beautiful documents

   2016 · buxpo.com · its alternatives →

8. 8
   Comet▲92

   openAPI editor for nerds

   2021 · its alternatives →

9. 9
   LibreOffice - Free Office Suite▲14

   LibreOffice includes: word processing, spreadsheets and more

   2018 · libreoffice.org · its alternatives →

10. 10
    Beautiful Open▲132

    Beautiful sites for Open Source projects

    2014 · beautifulopen.com · its alternatives →

11. 11
    Laverna▲153

    An open source Evernote alternative

    2017 · laverna.cc · its alternatives →

12. 12
    A360▲100

    Autodesk's cloud collaboration workspace for design projects

    2015 · autodesk.com · its alternatives →

13. 13
    ReadMe.io▲39

    A Developer Hub for your open source software

    2014 · readme.com · its alternatives →

14. 14
    Open-source Workspace (mail,docs,spreadsheet,drive) web/iOS▲111

    Free, open-source cloud productivity suite. Mail, Calendar, Contacts, and Drive - faster and leaner than Google Apps. Self-host or use our cloud.

    May 2026 · tinycld.org · its alternatives →

15. 15
    Paperspace for Teams▲135

    Desktops in the cloud, now launched and great for teams

    2016 · paperspace.com · its alternatives →

16. 16
    Thank You, Open Source▲138

    Write a thank you letter to your favor open source project!

    2017 · thankyouopensource.com · its alternatives →

17. 17
    Cloudability▲69

    Cloud Cost Management Tool

    2014 · apptio.com · its alternatives →

18. 18
    Cloudetect▲120

    Discover your essential documents buried in the clouds

    2015 · cloudetect.com · its alternatives →

19. 19
    Cloud9▲115

    Your development environment, in the cloud

    2014 · aws.amazon.com · its alternatives →

20. 20
    Cloudlly▲87

    Explore and experience Business Applications

    2015 · cloudlly.com · its alternatives →

21. 21
    Lime Text▲76

    Open Source code editor

    2014 · limetext.org · its alternatives →

22. 22
    The 4th Office▲73

    An agile workspace in the cloud

    2014 · premium.4thoffice.com · its alternatives →

23. 23
    Mathematica Online▲63

    Bring Mathematica to life in the cloud

    2014 · wolfram.com · its alternatives →

24. 24
    Drip▲83

    Olark for Drip Campaigns

    2014 · drip.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →