The first thing, surely the name of COLLABORATE, It is a private company based in Cambridge, United Kingdom, and that operates in the field of open source. In fact, it is not the first time that it has been talked about in LxA, since it has also been involved in other Linux-related projects and other open source projects.
Said that, Collaborate Office it is not a new office suite. It is nothing more than a renamed LibreOffice, so to speak. And it is that Collabora is one of the main developers participating in the development of the popular free office suite. Therefore, it is a remarked or renamed version that uses LibreOffice (based on the stable version for productivity), with some additive ...
A desktop / mobile / cloud edition of the free software office suite most used in the world, but they add installation, administration, and support utilities. Additionally, Collabora also adds some new features and bug fixes.
Now there is a new version, Collaborate Office 6.4, with news compared to previous versions, bugs fixed, better performance, LTS (Long-Term Support), and all that stability that is needed in professional and business productivity environments.
Also has improvements as for the support of native formats of Microsoft Office, its competitor, including Word documents, presentations and spreadsheets. It is also capable of adding visible signatures to PDF documents generated from the suite from documents. Security and privacy have not been forgotten either, and now take on greater importance with new features such as the ability to encrypt PDF documents, etc.
The bad? What is paid, in exchange for those extras ... You can pay a subscription among those offered to start using it, request a Collabora Office trial, or just stick with LibreOffice for free ...