NetFilter SDK is a framework for transparent filtering the data packets transmitted via network. This is a high performance proxy-less solution, compatible with all antiviruses/firewalls/other network filters. It perfectly suits for developing the content filters, basic application level firewalls, traffic analyzers/shapers, other software that requires viewing and modifying TCP/UDP traffic on Windows.
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SMTP/POP3/IMAP Email Library for Delphi.