XWiki is a FOSS wiki aimed at businesses, you can follow at:

➡️ @XWiki

The official site is at xwiki.org

It's intended as a free open alternative to Confluence and MediaWiki.

LimeSurvey is a free open source alternative to Google Forms, SurveyMonkey etc. You can follow at:

➡️ @LimeSurvey

LimeSurvey can be self-hosted free of charge, or you can use their paid hosted service.

Their site is at limesurvey.org

The git is at github.com/LimeSurvey/LimeSurv

Krita is a free open source professional painting and drawing app for illustrators and 2D animators. It has a big presence on the Fediverse:

➡️ @Krita (main account)

➡️ @kritafoundation (video account)

➡️ @Krita_artists (community account)

Krita is available for Linux, Mac and Windows. You can download from the official site at krita.org

Matomo is free open source analytics software, a privacy-friendly Libre alternative to Google Analytics. You can follow at:

➡️ @Matomo

The official site is at matomo.org

You can self-host it, or use paid-for third party hosting.

It is much better for privacy to use self-hosted analytics as data stays local. Google Analytics sends your users' data to Google.

Collabora Office is a fork of LibreOffice aimed at businesses, including long term tech support, admin tools, smartphone apps and cloud collaboration. You can follow at:

➡️ @CollaboraOffice

Their site is collaboraoffice.com

The development company, Collabora, is one of the biggest upstream contributors to LibreOffice's source code, and has a close relationship with the FOSS community. You can follow them too at:

➡️ @collabora

LibreOffice is the most popular free open source office suite, you can follow their official account at:

➡️ @libreoffice

It includes word processing, spreadsheets, presentations, diagrams etc.

It's available for Linux, Mac and Windows from the official site at libreoffice.org

There are also many LibreOffice user groups on the Fediverse:

➡️ @LibreOfficeEs (in Spanish)

➡️ @LaMouetteODF (in French)

➡️ @libreofficebr (in Portuguese)

CryptPad is a privacy-friendly free open source online office suite, you can follow at:

➡️ @cryptpad

It can be self-hosted, or you can use the official instance. More info available at cryptpad.fr

It's collaborative and anonymous with "zero knowledge" encryption, so no one can access your data except you and those you choose to share with.

FreeCAD is a free open source 3D parametric modeller, allowing you to design real life 3D objects. You can follow at:

➡️ @FreeCAD

It's available for Linux, Mac and Windows from the official site at freecadweb.org

It can be used for all kinds of 3D design tasks such as 3D printing, technical drawing, architecture etc.

Akira is an upcoming free open source UI/UX design tool for Linux. You can follow the project at:

➡️ @akiraux

Akira is aimed at web designers and graphic designers, and is currently in alpha testing. You can find out more at github.com/akiraux/Akira

OnlyOffice is a free open source online office suite. You can follow them at:

➡️ @ONLYOFFICE

There's a paid-for hosting service, or you can host it yourself free. More info is at the official site at onlyoffice.com

Mastodon

This is a brand new server run by the main developers of the project as a spin-off of mastodon.social 🐘 It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!