Microsoft 365

All-in-one Mail & Collaboration server. Secure, scalable and fluent in every protocol (IMAP, JMAP, SMTP, CalDAV, CardDAV, WebDAV).

Mail, calendars and contacts only.

Sprache

Rust

Lizenz

Keine erkannt

Sterne

15k

Neuestes Release

v0.16.25

Letzter Push

2026-10-05

Keine Lizenz erkannt

mailcow: dockerized - 🐮 + 🐋 = 💕

Mail, calendars and contacts; ActiveSync for mobile clients.

Sprache

JavaScript

Lizenz

GPL-3.0

Sterne

14k

Neuestes Release

2026-09a

Letzter Push

2026-10-06

ONLYOFFICE Docs is a free collaborative online office suite comprising viewers and editors for texts, spreadsheets and presentations, forms and PDF, fully compatible with Office Open XML formats: .docx, .xlsx, .pptx and enabling collaborative editing in real time.

Browser-based co-editing of Word, Excel and PowerPoint files, without mail and Teams.

Sprache

Shell

Lizenz

AGPL-3.0

Sterne

7k

Neuestes Release

v9.4.0

Letzter Push

2026-07-22

Open-source office suite pack that comprises all the tools you need to work with documents, spreadsheets, presentations, PDFs, and PDF forms on Windows, Linux, and macOS

Desktop editors for Word, Excel and PowerPoint files, without mail or cloud storage.

Sprache

Unbekannt

Lizenz

AGPL-3.0

Sterne

5.5k

Neuestes Release

v9.4.0

Letzter Push

2026-05-21

Read-only LibreOffice core repo - no pull request (use gerrit instead https://gerrit.libreoffice.org/) - don't download zip, use https://dev-www.libreoffice.org/bundles/ instead

Desktop word processor, spreadsheet and presentations that open Office formats, without cloud services.

Sprache

C++

Lizenz

GPL-3.0

Sterne

4.5k

Neuestes Release

libreoffice-26.8.1.1

Letzter Push

2026-10-06

Issue tracker only. Active development is on Gerrit at https://gerrit.collaboraoffice.com/.

Browser editing of Word, Excel and PowerPoint files, without mail and Teams.

Sprache

Shell

Lizenz

Other

Sterne

3.4k

Neuestes Release

25.04.7-mobile

Letzter Push

2026-10-06

SOGo is a very fast and scalable modern collaboration suite (groupware). It offers calendaring, address book management, and a full-featured Webmail client along with resource sharing and permission handling. It also makes use of documented standards (IMAP, CalDAV, CardDAV, etc.) and thereby provides native connectivity (without plugins) to many clients such as Microsoft Outlook, Apple iCal, the iPhone, Mozilla Lightning, and a plethora of mobile devices.

Webmail, calendars and contacts over IMAP, CalDAV and CardDAV, with ActiveSync for phones.

Sprache

Objective-C

Lizenz

GPL-2.0

Sterne

2.2k

Neuestes Release

SOGo-5.12.11

Letzter Push

2026-10-02