When comparing PuTTY vs KiTTY, the Slant community recommends PuTTY for most people. In the question“What are the best terminal emulators for Windows?” PuTTY is ranked 6th while KiTTY is ranked 10th.
Ranked in these QuestionsQuestion Ranking
Pro De facto standard client for SSH, Telnet and Rlogin
Pro Source code available
Full source available. Compile and modify it yourself.
Pro Includes additional features over PuTTy
- Sessions filter
- Shortcuts for pre-defined command
- The session launcher
- Automatic logon script
- URL hyperlinks
- Running a locally saved script on a remote session
- Send to tray
- Quick start of a duplicate session
- SSH Handler: Internet Explorer integration
- pscp.exe and WinSCP integration
- New command-line options
Pro Can store login credentials
Pro True Color support
Supports True Color, so software like Vim can display a really nice pallet.
Pro Startup sessions
Support start-up sessions which allow you to specify the window/tab layout, working directories, and programs to run on startup.
Uses Unicode for the best character compatibility.
Con Tedious logging/tracing
Its tedious to set up logging and tracing (e.g. for serial connections).
Con Lacks features
It is JUST an SSH client. There are many other options with built in X-servers, Multitabbing etc.
Con Can not save passwords
Anyway, you can use "PuTTYgen" to generate a key pair, then use "Pageant" to do a password-less SSH remote login.
Con No global settings
If you want to change a setting for all your connections, you'd have to do it individually.
Con No login scripting
Con Still new
Has no packages for a lot of main distros.