OpenAppStack is an online office suite in which you control the data. It
includes everything a small organisation needs to get themselves
OpenAppStack is currently in Beta. If you would like to try out OpenAppStack,
please reach out to us through the contact page!
Why should I use OpenAppStack?
There are several reasons why you should use OpenAppStack.
Unlike other online services, OpenAppStack does not
Show you ads
Because OpenAppStack is built on open source applications and you pay for the
infrastructure it runs on, there is no need to make money from advertisement.
Lock you in
You control your data. You can take it elsewhere if you want.
Control your data
With OpenAppStack, you choose the server. You can have a server at home, in an
office, in a data centre, or with a cloud provider. This means that you
control the data on the server and who has access to it.
Make money from your data
We don’t use your data to show ads. We don’t analyze your data and sell the
analysis to the highest bidder, etc.
Share resources with others
Your OpenAppStack is not a spot on a shared OpenAppStack server, but only
You get complete control over your data by hosting OpenAppStack on your own
You won’t have to worry about updating the applications every week,
OpenAppStack applies most updates automatically.
OpenAppStack is built on open source software.
OpenAppStack is not the only open source private cloud platform, check out
our comparison with similar platforms
What do I need to do to use OpenAppStack?
Most applications included in OpenAppStack allow you to import data from other
popular cloud applications. For example, you can import your Slack history to
Rocket.Chat or synchronize whole directories with Nextcloud using the desktop
To get started, you only need a server that meets the prerequisites stated in
Your server should only be used for OpenAppStack. Contact us if you need help
setting it up.
Watch the video below to get a full demonstration of what OpenAppStack is
currently capable of.
This demonstration video was initially recorded for Rightscon 2020 (the online
We gladly help you with your questions and assist you
in case you encounter problems. Reports of problems and bugs are very valuable for us
so we encourage you to get in touch with us. We can’t guarantee we will provide
support for free forever, but we can tell you that we will keep OpenAppStack
open source and available for free.
Openappstack 0.7.0 is released as we wrap up the current Prototype funding round. Our first milestone after we continued to work on OAS six months ago is reached.```
You can find more news here
The project is run by Greenhost in collaboration with
eQualit.ie, OTF and PrototypeFund.