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ArGoSoft News

December 01 2018, 09:20 PM GMT
ArGoSoft Mail Server v1.1.0.8
  • Implemented IMAP UIDPLUS extension - (rfc4315);
  • Added Delete "orphaned" .eml files menu item at Tools - Utilities - Maintenance. Will delete message bodies which no longer have corresponding index entries in the database;
  • Improved performance of deleting old messages on server, at Tools - Utilities - Maintenance - Delete Old Messages;
November 08 2018, 11:33 PM GMT
ArGoSoft Mail Server v1.1.0.7
  • When message is retrieved using POP3, it is no longer marked as Seen in IMAP;
  • Fixed a spelling error in the log;
October 21 2018, 04:50 PM GMT
ArGoSoft Mail Server .NET v1.1.0.6
  • Outdated Domain Keys have been replaced with DKIM. Now server can sign outgoing mail, also check incoming mail for DKIM signatures;
  • For a private key for DKIM signatures, server now can handle either XML, or PEM (ASN 1. DER) encoded value (before only XML was supported);
  • Improved SPF handling;
  • Each incoming message now will have Authentication-Results header, containing DKIM and SPF results. Can be used by receiving email clients for further processing and filtering;
  • DNS lookup of MX and TXT records now supports rollower to TCP, in case UDP fails, or UDP response is truncated;
  • All protocols (SMTP, IMAP, POP3) now can handle 8bit encoded content, including UTF-8;
  • Headers, inserted by SpamAssassin, are now kept (except, of course, when messages are rejected). Can be used by email clients for further processing;
  • Maximum size of messages, that go through SpamAssassin is now configurable;
September 13 2018, 03:20 PM GMT
ArGoSoft Mail Server .NET v1.1.0.5
  • Further fixes with IMAP SEARCH command, related to FROM and SUBJECT headers;
  • Added custom SOUNDEX IMAP extension. Currently is used by our upcoming ArGoSoft Email Google Assistant action only (still under development); See more here;
September 09 2018, 01:19 PM GMT
ArGoSoft Mail Server .NET v1.1.0.4
  • Apparently some clients send the the user name twice with AUTH PLAIN authentication method. Now handling those situations;
  • Fixed a bug with IMAP SEARCH command (SEARCH ON was not returning correct information);
  • Log text no longer gets cut off when viewing it from the log viewer;
August 13 2018, 03:20 PM GMT
ArGoSoft Mail Server .NET v1.1.0.3
  • Fixed a bug causing SQLite database lockups;
  • Now Shrink Database command works with SQLite as well; (Tools - Utilities - Maintenance - Shrink Database);
  • Messages to SpamAssasin are now passed in UTF8 format, which solves invalid content-length errors; Because of those errors some spam was not getting detected;
August 04 2018, 12:51 PM GMT
ArGoSoft Mail Server .NET v1.1.0.2
  • Optimized IMAP. Issues with high CPU usage by Apple devices should be fixed now;
  • Allowing to store message bodies into the database instead of file system (for SQLite only);
  • Optimized performance of Mailbox viewer on the UI;
  • Instead of DNS server our MX retrieval web service can be used. Helpful when ISP DNS servers have MX records disabled;
  • Added AUTHORIZATION PLAIN login to POP3;
July 07 2018, 02:14 PM GMT
ArGoSoft Mail Server .NET v1.1.0.1
  • Fixed a problem when multiple clients were connecting via TLS at the same time;
July 01 2018, 12:50 PM GMT
ArGoSoft Mail Server .NET v1.1.0.0
  • Now allowing to receive connections and perform login when ONLY when connections are secure;
  • Added support for client certificates for outgoing connections (when delivering mail to remove servers);
  • Added support of AUTHENTICATION PLAIN to IMAP;
  • Rearranged settings on the UI, and updated help file;
June 11 2018, 04:48 PM GMT
ArGoSoft FTP Server .NET v1.0.3.0
  • Compiled using .NET 4.5 framework. Will work only with Windows 7, Windows 2008 server or later;
  • Added support of TLS on explicit port 21 via AUTH TLS. TLS 1.0, TLS 1.1 and TLS 1.2 are supported;
  • Fixed issues with UTF8 mode;
  • Fixed problems with MDTM command (was not working when file names contained space);
June 03 2018, 01:21 PM GMT
ArGoSoft Mail Server .NET v1.0.9.0
  • Compiled using .NET 4.5 framework. Will work only with Windows 7, Windows 2008 server or later;
  • Added support to TLS 1.1 and TLS 1.2;
  • Fixed issues with installer, when upgrading to newer version;
April 24 2018, 12:06 PM GMT
ArGoSoft Mail Server .NET v1.0.8.9

Mail Server

  • Added support (on top of STARTTLS/STLS) of "direct TLS/SSL" ports for SMTP (465), POP3 (995) and IMAP (993), even though similar connections are outdated;
  • By default, supporting SQLite. However, it is still possible to switch to SQL server. Older installations will continue to use previous database engine;
  • For new installations, all data files will be placed in ProgramData\ArGoSoft\MailServer.NET\ folder;
  • Fixed up problems with installer/uninstaller;
  • Improved the way of adding and deleting messages to user folders, when viewing through Mailbox option;
April 13 2016, 06:49 PM GMT
ArGoSoft Mail Server .NET v1.0.8.8
  • Fixed problems with outgoing messages, which were getting delivered via TLS to certain SMTP servers;
  • A minor change: added the quick way to access the folder, which contains actual messages in user mailbox (right click the folder when viewing the user mailbox, and select Open in Explorer);
August 19 2015, 05:38 PM GMT
ArGoSoft Mail Server .NET v1.0.8.7
  • Added a button for resuming and suspending delivery temporarily on the outbox tab. It will allow to safely select and handle outbox items, including deleting unwanted ones;
  • Optimized the way how items are deleted from outbox and mailbox viewer;
  • Fixed a problem with server freezing when TO or CC headers of messages contained large number of messages;
October 24 2013, 02:12 AM GMT
New Support Forum

Since our support forum at is shutting down, we had set up an alternate support forum at google groups.

Please register, and let's get started.

And, I would like to thank Steve Topolnicky for all his efforts for running and maintaining the forum.

March 14 2013, 03:18 PM GMT
Mail Server v1.0.8.6
  • Fixed several problems causing trouble with iPhone and Android clients;
  • Improved delivery handling, in order to eliminate problems with messages which were getting "stuck" in outbox for forever;
  • Added the way to add .eml files directly to outbox via Mail Server UI;
  • Fixed several UI issues;
September 23 2012, 06:48 PM GMT
Mail Server v1.0.8.5
  • Support of new ClamAV for windows is back. The earlier version of ClamAV was no longer working with mail server. Now enabled support of new version. Instructions are here
  • Added an option not to lock out "ping" requests - requests when connections come in and disconnect, without issuing any commands;
May 21 2012, 06:08 PM GMT
Mail Server v1.0.8.4
  • New "optimized" delivery (see turned out to be causing problems with certain servers, which were shutting down connections. Optimized delivery is now optional, and disabled by default;
  • Fixed problems with switching datatabase engine from SQL to SQLite;
  • Improved lockout manager. Now IP address gets locked out when during the connection there are no commands. Some attackers were causing problems with frequent connects and disconnects;
May 21 2012, 02:52 PM GMT
FTP Server
  • Added support of UTF8 path names, which means, file names with international characters will be not corrupted. Requires Windows Vista or higher...
November 06 2011, 06:10 PM GMT
Mail Server v1.0.8.3
  • Added support of STARTTLS (STLS) command for SMTP, POP3, IMAP, and SMTP relay and delivery, which will allow secure, fully encrypted connections, when possible;
October 08 2011, 11:59 PM GMT
Mail Server v1.0.8.2
  • Optimized delivery speed. In earlier versions each "tick" which was checking whether messages were in the outbox queue, was picking up only one message at a time. Now it will attempt to pick MaximumAllowedThreads-ActiveDelivery threads messages, which should considerably increase deliver speed;
  • Optimized SEARCH and STATUS IMAP commands. They appear to be used very extensively by Android, and (not that extensively, but still) by iPhone. Now users who use mobile phones to access their IMAP accounts will see considerable improvement;
  • Optimized STORE IMAP command. Before storing of IMAP flags was occuring one message at a time, which seemed to be fine with SQL server, but proved to be slow for SQLite... Now it happens with single SQL call.
June 07 2011, 01:33 AM GMT
ArGoSoft Mail Server v1.0.8.1
  • Fixed a bug: when using IMAP via Firefox with "When I delete a message, move it to Trash folder" option, marking messages in the trash folder was causing high CPU usage, and was taking some time, making the server pretty much non-responsive. The problem was happening only when using SQLite.
May 23 2011, 09:53 PM GMT
ArGoSoft Mail Server v1.0.8.0
  • Fixed a problem with web interface - was showing only first page of messages, and would not switch to other pages; In order to fix the web interface, mail server itself has to be updated;
  • When installint initially, was still using SQLite, even when SQL was requested;
  • There was a problem with switching from SQLite database engine to SQL server database engine: the SQL database was not being created;
April 27 2011, 01:47 AM GMT
ArGoSoft Mail Server .NET v1.0.7.9
  • The server no longer requires Microsoft SQL Server. If SQL server is not found, it will use SQLite engine, which does not require separate installation. If SQL server is found, then user will be prompted whether he wants to use it;
  • Made other improvements, such as, now mailbox rebuild indexes orphaned records, rather then deleting them, also added an opotion to increment UIDL validity of folder (both on the Mailbox viewer box);
  • Made minor improvements on web interface;
March 09 2011, 02:50 AM GMT
How to Use stunnel with our Mail Servers

We have just released another document: How to use stunnel with our Mail Servers.. Please check it out.

March 04 2011, 05:54 PM GMT
New document about Mail Server .NET Freeware

We have just released a new pdf documents, which explains how to get started with our Mail Server .NET Freeware and set MX records on example of GoDaddy. Here is the direct link.

February 26 2011, 02:34 AM GMT
64 bit Mail Server .NET Freeware
  • Announcing the release of 64 bit version of ArGoSoft Mail Server .NET freeware...
February 16 2011, 01:57 AM GMT
ArGoSoft Mail Server .NET v1.0.7.8 (64bit and more)
  • Added support of SpamAssassin well tested and well known anti-spam project by Apache; Special thanks to Mr Hans Lockermeier for help.
  • Released the 64 bit version (requires .NET 4 or higher);
  • Fixed ongoing bugs and problems, making server more stable;
February 05 2011, 06:05 PM GMT
ArGoSoft FTP Server (64bit)
  • 64 bit version of FTP server is out!!!
  • Fixed a problem when connection sometimes was hanging when changing to unexisting directories;
  • Fixed a problem with automatic startup problem when starting up computer;
January 23 2011, 01:38 AM GMT
64 bit versions of Mail and FTP Servers

64 bit versions of Mail Server .NET and FTP Server .NET are coming up shortly. Stay tuned!

May 17 2010, 11:35 PM GMT
Mail Server v1.0.7.7 - Fix for timeout problems

Mail Server v. is now out.

There are no changes in Web Interface.

Previous version ( of mail server caused problems with users, who had SImple SMTP option disabled on the Options - Server Options - SMTP page. This version fixes the problem.

May 12 2010, 02:07 AM GMT
Mail Server - fix for loaded servers

Mail Server

  • Improved handling of lenghty SMTP connections. New method should eliminate problems with "stuck" SMTP connections, which waere causing high CPU load and, eventually, server crash on heavy loaded servers;
  • Now individual domain groups can be exported and imported. Useful when splitting server between several computers;
  • Fixed several minor problems;

Web Interface

  • Fixed several problems with displaying complex messages on the web interface;

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