SocketTools .NET Edition

Catalyst Development Corp.Communication & Messaging Tools.NET
Version 12.0.3024.1286 (Jun 17, 2026)(1)

Add robust Internet and network protocol support to your .NET applications.

  • Supports protocols including FTP, HTTP, SMTP, SSH, and more for robust connectivity.
  • Provides secure communications with TLS 1.3, SSH2, and AES-256 encryption.
  • Includes private cloud storage, GeoIP, and comprehensive terminal emulation components.
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Internet communications components for Visual Studio.
SocketTools .NET Edition is a powerful collection of .NET classes designed to implement a wide array of Internet protocols, from file transfer to email handling and secure remote command execution. It offers developers reliable components for building network-enabled applications with strong security and comprehensive cloud storage support.

Extensive Protocol Support

Includes classes implementing fourteen common Internet protocols such as FTP, HTTP, POP3, IMAP4, SMTP, SSH, Telnet, and Whois, enabling applications to interact with diverse network services effectively.

Secure Communications

Supports secure connections using Transport Layer Security (TLS) version 1.3 and Secure Shell (SSH) protocols with AES-256 encryption, providing advanced security for data transmission and remote terminal sessions.

File Transfer Functionality

Features FTP client and server components for uploading, downloading, and managing remote files, including support for secure file transfers via SSH and explicit TLS sessions.

Email Handling Components

Provides SMTP, POP3, and IMAP4 client classes along with a MIME-compliant mail message class to compose, send, receive, and process complex email messages with attachments and international character support.

Cloud Storage and GeoIP Services

Includes private cloud storage for uploading and downloading application data without third-party dependencies, and GeoIP location services to determine user physical locations by IP address.

General TCP/IP and Network Tools

Offers general-purpose TCP and UDP client/server support, DNS resolution tools, Internet Control Message Protocol (ICMP) for network diagnostics, and remote access management through dial-up and VPN connections.

Interactive Terminal and Remote Command Controls

Contains Telnet and SSH client classes complemented by an ANSI and DEC VT terminal emulation component for interactive sessions, and remote shell client support for executing commands on remote servers.

HTTP Client and Embedded Server

Includes HTTP client and multithreaded HTTP server classes allowing applications to access web resources and embed web server functionality with support for CGI scripting, virtual hosting, and secure HTTPS connections.

Data Encoding, Compression, and Encryption

Features file encoder class for encoding, decoding, compressing, and AES-256 encrypting data using standard algorithms like base64, quoted-printable, yEnc, providing secure and compact data handling.

Product Compatibility

Review the details below to ensure this product is supported within your environment.

Component Type

  • .NET

.NET Version

  • .NET 10 LTS
  • .NET 9 STS
  • .NET 8 LTS
  • .NET 7 STS
  • .NET 6 LTS
  • .NET 5 / .NET Core 3.1
  • .NET 4.8 or earlier

.NET Platform

  • .NET Assembly
  • .NET Class
  • .NET Core 3.1 Assembly
  • .NET WinForms

IDE Support

  • Visual Studio