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Thunderbird

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Claimed by Mozilla Foundation Analyzed 1 day ago

Thunderbird delivers. Enjoy safe, fast, and easy email, with intelligent spam filters, quick message search, and customizable views. Brought to you by Mozilla, Thunderbird makes email better. User web site: http://www.mozilla.com/thunderbird

891K lines of code

85 current contributors

2 days since last commit

3,285 users on Open Hub

Very High Activity
4.15465
   
3 Reviews
I Use This
Mostly written in JavaScript
Licenses: MPL-2.0
Tags antispam bayesian email filter gui imap mozilla pop rss smtp spam thunderbird

SpamAssassin

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Claimed by Apache Software Foundation Analyzed 6 months ago

SpamAssassin is a spam filter that can be used on a wide variety of email systems including procmail, sendmail, Postfix, qmail, and many others.

102K lines of code

10 current contributors

6 months since last commit

534 users on Open Hub

Activity Not Available
4.24793
   
2 Reviews
I Use This
Mostly written in Perl
Licenses: Apache-2.0
Tags antispam apache apache-software-foundation bayesian domainkeys email filter perl razor rbl security spam 2 more...

Evolution

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  Analyzed about 1 month ago

Evolution provides integrated mail, addressbook and calendaring functionality to users of freedesktop.org compliant desktop environments.

1.02M lines of code

76 current contributors

about 1 month since last commit

276 users on Open Hub

Activity Not Available
3.82222
   
2 Reviews
I Use This
Mostly written in C
Licenses: LGPL-2.1+
Tags antispam caldav calendar eds email evolution evolution-data-server gnome gtk+ gui ical imap 9 more...

OBM

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Claimed by Linagora Analyzed 3 days ago

OBM is a groupware, email, LDAP, Windows PDC, CRM, and project management application. It is mainly used as an Exchange or Notes/Domino groupware and mail server replacement, as an LDAP directory, as a Windows PDC, as a contact and customer database, as a project management tool, or as any ... [More] combination of these functions. It provides groupware (calendars, contacts, and tasks) connectors for Outlook, Thunderbird/Lightning, and PDAs. It supports internationalization and themes. It is highly scalable, and is used by sites from five to many thousands of users. [Less]

2.37M lines of code

2 current contributors

8 months since last commit

60 users on Open Hub

Very Low Activity
4.57143
   
1 Review
I Use This
Mostly written in PHP
Licenses: AGPL 3.0+
Tags activesync ajax antispam antivirus apache calendar calendars collaboration contacts email enterprise groupware 15 more...

Zimbra Collaboration Suite

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  Analyzed 10 months ago

Zimbra Collaboration Suite (ZCS) is a collaborative software suite, that includes an email server and web client.

2.25M lines of code

30 current contributors

10 months since last commit

53 users on Open Hub

Activity Not Available
3.57143
   
2 Reviews
I Use This
Mostly written in Java
Licenses: YPL-1.1
Tags ajax ajaz antispam anti_virus calendar calendaring contacts documents email enterprise messaging office 11 more...

ISPConfig

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  Analyzed 2 months ago

ISPConfig is an open source hosting control panel for Linux. ISPconfig 3 is capable of managing multiple servers from one control panel. Managed Services and Features *Manage one or more Servers from one Controlpanel (Multiserver Management) *Different permission levels (Administrators ... [More] , Resellers and Clients) + Email user level provided by a roundcube plugin for ISPConfig *Httpd (virtual hosts, domain and IP based) *FTP, SFTP, SCP *DNS (A, CNAME, MX, SRV and TXT Records) *POP3, IMAP *Email-Autoresponder *Server based mail filtering *Advanced email spamfilter and antivirus filter *MySQL client-databases *Webalizer statistics *Harddisk quota *Mail-Quota *Traffic limits and statistics *IP-addresses *SSL *SSI *PHP *Shell-access *Jailed shell access *Firewall *Server monitoring *phpMyAdmin [Less]

267K lines of code

47 current contributors

2 months since last commit

28 users on Open Hub

Activity Not Available
5.0
 
0 Reviews
I Use This
Mostly written in PHP
Licenses: BSD-3-Clause
Tags admin administration antispam antivirus awstats clamav configuration control control_panel dns domain email 35 more...

ClearOS

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  Analyzed 4 months ago

ClearOS is an integrated network server gateway solution for small and distributed organizations. The software provides all the necessary server tools to run an organization including email, antivirus, antispam, file sharing, groupware, VPN, firewall, intrusion detection/prevention, content ... [More] filtering, bandwidth management, multi-WAN and more. Through the intuitive web-based management console, an administrator can configure local ClearOS server software along with integrated cloud-based services. [Less]

819K lines of code

11 current contributors

4 months since last commit

21 users on Open Hub

Activity Not Available
5.0
 
1 Review
I Use This
Mostly written in PHP
Licenses: GPL-2.0+
Tags antispam antivirus clearos cloud content_filter distro flexshare google_apps ids ips ipsec multiwan 8 more...

Kolab.org Groupware Solution

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  Analyzed about 2 hours ago

The Kolab.org Groupware Solution is a personal information management solution that facilitates productivity and coordination through email, contacts, calendar, files and more. Initially developed for the needs of the German Federal Office for Information Security (BSI) by contract in ... [More] 2002-2004, Kolab.org has a security centric design with strong encryption and graceful degradation of security on the server. Its unique and award-winning design based upon open storage formats and Open Standards supports privacy centric, federated deployments and is well suited to a world of ubiquitous computing with a wide variety of smart clients. Kolab is modular on all levels, supporting mixed client environments and allowing integration into the widest possible set of scenarios. [Less]

663K lines of code

3 current contributors

about 2 months since last commit

20 users on Open Hub

Very Low Activity
5.0
 
0 Reviews
I Use This
Mostly written in PHP
Licenses: GPL-2.0+
Tags activesync antispam antivirus apache business calendar calendars collaboration communication communications contacts cross-platform 31 more...

Postgrey

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  Analyzed about 2 hours ago

Greylisting implementation for Postfix

2.68K lines of code

3 current contributors

7 months since last commit

19 users on Open Hub

Very Low Activity
4.33333
   
0 Reviews
I Use This
Mostly written in Perl
Licenses: GPL-2.0+
Tags antispam email filter greylisting postfix spam

bogofilter -- Fast Bayesian Spam Filter

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  Analyzed about 2 years ago

Bogofilter is a Bayesian spam filter. In its normal mode of operation, it takes an email message or other text on standard input, does a statistical check against lists of "good" and "bad" words, and returns a status code indicating whether or not the message is spam. Bogofilter is designed with ... [More] fast algorithms (including Berkeley DB system), coded directly in C, and tuned for speed, so it can be used for production by sites that process a lot of mail. [Less]

49.2K lines of code

2 current contributors

over 5 years since last commit

14 users on Open Hub

Activity Not Available
4.0
   
0 Reviews
I Use This
Mostly written in C
Licenses: No declared licenses
Tags antispam bayesian c c++ email filter linux server spam tools