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Krfb vs PuTTY

Professional comparison and analysis to help you choose the right software solution for your needs.

Krfb icon
Krfb
PuTTY icon
PuTTY

Krfb vs PuTTY: The Verdict

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Krfb PuTTY
Sugggest Score — —
Category Remote Work & Education Network & Admin
Pricing Free Open Source

Product Overview

Krfb
Krfb

Description: Krfb is an open-source screen sharing application for Linux. It allows you to remotely view and control another Linux computer's desktop. Krfb uses the X11 protocol for screen sharing.

Type: software

Pricing: Free

PuTTY
PuTTY

Description: PuTTY is a popular open-source terminal emulator and SSH client for Windows. Developed by Simon Tatham, PuTTY provides a lightweight and versatile tool for connecting to remote servers using various network protocols, including SSH, Telnet, and Rlogin. It is widely used for secure and convenient command-line access to remote systems.

Type: software

Pricing: Open Source

Key Features Comparison

Krfb
Krfb Features
  • Screen sharing
  • Remote desktop control
  • Cross-platform - works on Linux and other Unix-based systems
  • Open source
PuTTY
PuTTY Features
  • SSH client
  • Telnet client
  • Rlogin client
  • Raw socket connection
  • Serial port connection
  • Basic file transfer (SCP and SFTP)
  • Proxying for tunneling connections through HTTP proxies
  • Local terminal emulator (with VT100 and VT52 emulation)
  • Configurable keyboard shortcuts
  • Session logging

Pros & Cons Analysis

Krfb
Krfb
Pros
  • Free and open source
  • Simple and easy to use
  • Secure remote access
  • Allows remote tech support and collaboration
Cons
  • Limited to Linux/Unix systems only
  • Less features than proprietary alternatives like TeamViewer
  • Requires configuration of X11 on both computers
  • Lower performance compared to VNC
PuTTY
PuTTY
Pros
  • Free and open source
  • Lightweight and fast
  • Supports multiple network protocols
  • Available for Windows, with unofficial ports for other platforms
  • Highly configurable with many options
  • Actively developed and maintained
Cons
  • Official builds only for Windows
  • Limited file transfer capabilities compared to FTP/SFTP clients
  • Minimalist interface lacks some conveniences of other SSH clients
  • Lacks advanced SSH features like agent forwarding or port tunneling
  • No official support offered

Pricing Comparison

Krfb
Krfb
  • Free
PuTTY
PuTTY
  • Open Source

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Learn More About Each Product

Krfb
Krfb
Reviews, pricing & alternatives →
PuTTY
PuTTY
Reviews, pricing & alternatives →

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