TM-POP3 Server   
http://www.tmsoft.com

POP3 Server for Windows delivers e-mail fast and fully integrates with Microsoft SMTP server for Windows NT/2000/XP. Supports multiple user mailboxes, multiple domains, remote administration, logging, and security controls. Admin account supports remote configuration and e-mail auditing for monitoring or archiving all received mail. Includes security access controls to limit connections from only certain IP addresses. Runs as a Windows service which can be configured to run at system boot. Installation and configuration couldn't be easier with the automated installer and administration tool. The server and administration tool are designed to not require any additional system DLL's, which means the server will never conflict with other software! The TmPop3 server, TmPop3 Administration tool, and help documentation are included in the installation download. TM-POP3 Server is stable, fast, and efficient.

SMTP OCX   
http://www.vb4all.net

The SMTP OCX is a an Advanced Active-X Control which integrates RAS and SMTP mail protocols into one easy to manage solution. The SMTP OCX allows you to send Email via any RFC compliant SMTP server which supports SMTP mail relaying. SMTP (Simple Mail Transfer Protocol) is one of the Internets standard technologies for sending email it allows you to send email quickly and simply without clogging up your internet connection / bandwidth. The SMTP OCX supports Multiple file attachments (any file attachment is supported text and binary) which it correctly Base64 encodes for maximum encryption/compression and security when transmitting (binary only). The SMTP OCX Also supports Straight Text or HTML messages, straight text can be viewed by all Email Viewers, HTML emails only support HTML compliant email viewers such as OE. The RAS aspects of the SMTP OCX control allow you to manage, enumerate or dial any connection(s) installed on the end user/your computer. SMTP OCX Feature List: Full Email properties (To, Cc, From, Subject, Message, Priority), *Straight Text or Full HTML sending Interface, *Multiple To, CC lists. *Multiple Attachments (any size, any type) Full SMTP Server properties (Server Name, Time Out), Advanced Error Processing and Reporting, Advanced Event System allowing direct Event reaction and Response to common actions such as Mail sending/failure and connection/disconnection, Automated Dialing (connect to the end users default RAS/DUN connection to send emails), Automated Internet Detection (Dial only if an existing connection is not present), Automated Connection Termination (Hang Up dialled connections once email has been sent), Connect directly to the RAS/DUN system to enumerate, edit and add any Entry, Dial or Disconnect any DUN/RAS Entry.

SMTP Diagnostics   
http://www.whitepeaksoftware.com

SMTP Diagnostics is a program that assists with troubleshooting problems that can occur with outgoing mail (SMTP). You can send a test message, with or without attachment(s), and view the protocol messages exchanged between your computer and the mail server. This information can help you analyze problems or can be passed on to technical support personnel.

WinWebMail Server   
http://www.winwebmail.net

1. Supporting numerous standard protocols and services, including SMTP, SSL-SMTP, POP3, SSL-POP3, IMAP4, SSL-IMAP4, WEBMAIL, CA Server, TLS-SSL, S-MIME, DayTime, and other relative RFC protocols. 2. Advanced virus protection, with support for popular Anti-Virus engines. 3. TLS-SSL Secure Sockets Layer (1024-bit RSA encryption) security with full support for SSL SMTP, SSL POP3, SSL IMAP4, allowing secure transport of mail messages and efficient protection from Sniffer. 4. Powerful three-tier infrastructure for personal and group address book management, including personal contact lists, domain public contact lists and public (system) contact lists, and complete administration features as well as import,export mechanism. 5. Supporting digital certificates authentication, with powerful features that allow the users to compose or read digitally signed or encryped secure mails(S-MIME), military level security (4096-bit DH-DSS encryption or 2048-bit RSA encryption. 6. Unique question-answer utility, along with reliable multi-layer spam protection infrastructure and intelligent spam filtering features simulating the manual-processing service available only in large post offices, which keep junk mail away from the inbox. 7. Powerful user-level virtual mailbox function, which enables users to specify any private folder to be their virtual mailbox, and customize auto-forward and auto-response for each virtual mailbox. 8. Powerful Network-Storage function, allowing folder management, and memo-attaching for each file stored. 9. Full-featured folder sharing, including, sharing of private folder and storage folder. 10. Powerful BBS (public folder) function, capable of holding up to 9999 different BBS. 11. Supporting IMAP4 service, allowing users to manipulate messages on the remote server. 12. Customizable mailbox color schemes. 13. Carefully designed electronic voting function. 14. Excellent web support. 15. Provides complete calendar and schedule service, making it easier for you to coordinate with other group members.

Email catcher&sender   
http://www.worldminer.com

Email catcher & sender is software designed to Extract e-mail addresses from local text files, web sites , search engines and Newsgroups. Just type one or more keywords, Email catcher & sender will query major Search engines: Yahoo, Google, AllTheWeb, Aol, Msn, Looksmart, Dmoz etc and extract e-mail addresses matching your query.By using powerful e-mail and url filters, you can extract only the e-mail addresses you actually need from web-pages, you no longer have to buy mailing lists. Email catcher & sender allows you to extract your own , when you want. Email catcher & sender also can validate e-mail lists and send customized e-mail directly to recipients and get instant feedback. It has a built in SMTP relay , so you bypass the SMTP relay server of your ISP. In addition, Email catcher&sender can give you instant feedback on every e-mail sent , then you can delete those invalid e-mail addresses from your mailing lists.