Spicebird

Spicebird is your one platform for many collaboration needs. It provides e-mail, calendaring and instant messaging with intuitive integration and unlimited extensibility.

Free
Open Source
Windows
Linux

Spicebird is your one platform for many collaboration needs. It provides email, calendaring and instant messaging with intuitive integration and unlimited extensibility. The application is based on projects like Thunderbird, Lightning and Telepathy and adds more functionality and integration among its components.

Links to official Spicebird sites

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The Best 48 Spicebird Alternatives

1709 Like

Thunderbird

thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. the project strategy is modeled after mozilla firefox.

Free Open Source Windows Linux BSD Mac Haiku

Customizable Extensible by Plugins/Extensions Portable Integrated Chat Built in RSS reader Calendar integration Free API Import from Google Reader Integrated Web Browser Multiple Account support Export to OPML Import feeds from OPML POP3 Support Tabbed interface
823 Like

Google Calendar

With Google Calendar, its easy to keep track of all your lifes important events in one place. You can add events and send invitations effortlessly, share your schedule with friends and family, and search for events you might enjoy.

Free Android iPhone Android Tablet iPad Chrome OS Web Chrome Sunbird

IFTTT integration Data export/import Material design
590 Like

WhatsApp Messenger

WhatsApp Messenger is a cross-platform mobile messaging app which allows you to exchange messages without having to pay for SMS.

Free Mac OS X Windows Android iPhone Android Tablet Web Blackberry S60

Built in File transfer Video calling Group chat Voice messages Encrypted chat End to end encryption Mobile friendly Based on phone number
303 Like

Microsoft Office Outlook

Part of the Microsoft Office Suite, Outlook is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks.

Commercial Mac OS X Windows Android iPhone Android Tablet iPad Web Windows Phone

Built in Calendar Dark theme Signature with image
209 Like

Imo

Message and video chat with your friends and family for free.

Free Windows Android iPhone Android Tablet iPad

Video calling Voice Call Voice messages Push to talk
180 Like

Facebook Messenger

Facebook Messenger is a faster way to message. Reach friends right on their phones, get and send messages fast, message everyone at once and more.

Free Windows Android iPhone Android Tablet iPad Web Blackberry Apple Watch

Video calling Voice Call Group chat
177 Like

eM Client

eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts and chat.

Freemium Windows

Support for IMAP Calendar integration POP3 Support Dark theme Encrypted email Conversation view Automatic Backup Built in themes Built in translation Combined Inbox Email preview Imports email from Live mail Tasks managment
151 Like

Lightning Calendar

Organize your schedule and events in a calendar fully integrated with Thunderbird or Seamonkey email. .

Free Open Source Mac OS X Windows Linux Thunderbird SeaMonkey

CalDAV CardDAV
128 Like

Postbox

Postbox is an email application that helps you organize your work life and get stuff done. It has all the elegance and simplicity of Apple Mail, but with more power and flexibility to manage even the most demanding workloads.

Commercial Mac OS X Windows

Extensible by Plugins/Extensions Support for IMAP Multiple languages Built in RSS reader Multiple Account support POP3 Support Tabbed interface Onedrive integration Dropbox integration Box.com integration
125 Like

Apple Calendar

Keep track of your busy schedule and share it with others using Calendar. Create separate calendars — one for home, another for school, a third for work, and so on.

Free Mac OS X iPhone iPad iCloud
102 Like

IM+

Chat everywhere! IM+ is the most widely used mobile IM app! Connect all-in-one to MSN, Yahoo!, Google Talk, AIM, Jabber, ICQ, Facebook, MySpace and Twitter on ALL popular mobile platforms.

Freemium Android iPhone Web Blackberry Windows Mobile HP webOS Java Mobile S60

Multiple Account support Multiple protocols support
94 Like

RetroShare

retroshare is a open source cross-platform, private and secure decentralized communication system. it lets you to securely chat, share photos, videos, and more, using https://alternativein .

Free Open Source Windows Linux BSD Mac OpenPGP OpenSSL

Anonymous Secure Filesharing Decentralized Encrypted end to end Gpg encryption Serverless
58 Like

EssentialPIM

EssentialPIM lets you manage appointments, tasks, notes, contacts, password entries and email messages across multiple devices and cloud applications.

Freemium Windows Android iPhone
46 Like

The Bat

The Bat! is a secure email client software, built to protect your correspondence against third-parties. .

Commercial Windows S/MIME OpenPGP

Portable Support for IMAP Built in RSS reader POP3 Support
30 Like

Zimbra Desktop

The free Zimbra Desktop client allows you to meld the online and offline worlds – storing and synching your email, calendar, contacts, files and documents in the cloud, yet having them locally accessible when on the road.

Free Personal Mac OS X Windows Linux
28 Like

Kontact - KMail

KMail is the email component of Kontact, the integrated personal information manager of KDE. Kontact is a personal information manager and groupware software suite for KDE.

Free Open Source Mac OS X Windows Linux BSD
24 Like

Kontact

Kontact is the integrated Personal Information Manager of KDE. Kontact suite unites mature and proven KDE PIM applications under one roof. Thanks to the powerful KPart technology, existing applications are seamlessly integrated into one.

Free Open Source Windows Linux
23 Like

Tencent QQ

Tencent QQ, generally referred to as QQ, is the most popular free instant messaging computer program in Mainland China, and has over 856.2 million users. In April 2010, QQ.com ranked 10th overall in Alexas internet rankings.

Free Mac OS X Windows Android iPhone Android Tablet iPad Windows Phone Facebook
18 Like

Microsoft Mail and Calendar

windows 10 has mail and calendar apps already built in.

Free Windows Windows RT
16 Like

iRedMail

A fully fledged, free email server solution, an open source project (GPL v2). Use official binary packages from Linux/BSD distributions, with both i386 and x86_64 support. Easy, fast deployment in LESS THAN 1 MINUTE.

Free Open Source Linux BSD Self-Hosted

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Spicebird

Links to official Spicebird sites

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Categories

Tags

The Best 48 Spicebird Alternatives

Thunderbird

Google Calendar

WhatsApp Messenger

Microsoft Office Outlook

Imo

Facebook Messenger

eM Client

Lightning Calendar

Postbox

Apple Calendar

IM+

RetroShare

EssentialPIM

The Bat

Zimbra Desktop

Kontact - KMail

Kontact

Tencent QQ

Microsoft Mail and Calendar

iRedMail

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