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.

Linguagem

Rust

Licença

Nenhuma detectada

Estrelas

15k

Última release

v0.16.25

Último push

2026-10-05

Nenhuma licença detectada

mailcow: dockerized - 🐮 + 🐋 = 💕

Mail, calendars and contacts; ActiveSync for mobile clients.

Linguagem

JavaScript

Licença

GPL-3.0

Estrelas

14k

Última release

2026-09a

Último 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.

Linguagem

Shell

Licença

AGPL-3.0

Estrelas

7k

Última release

v9.4.0

Último 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.

Linguagem

Desconhecida

Licença

AGPL-3.0

Estrelas

5.5k

Última release

v9.4.0

Último 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.

Linguagem

C++

Licença

GPL-3.0

Estrelas

4.5k

Última release

libreoffice-26.8.1.1

Último 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.

Linguagem

Shell

Licença

Other

Estrelas

3.4k

Última release

25.04.7-mobile

Último 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.

Linguagem

Objective-C

Licença

GPL-2.0

Estrelas

2.2k

Última release

SOGo-5.12.11

Último push

2026-10-02