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PuTTY is a free implementation of SSH and Telnet for Windows and Unix
platforms, along with an
xterm terminal emulator. It is
written and maintained primarily by
The latest version is 0.77. Download it here.
LEGAL WARNING: Use of PuTTY, PSCP, PSFTP and Plink is illegal in countries where encryption is outlawed. We believe it is legal to use PuTTY, PSCP, PSFTP and Plink in England and Wales and in many other countries, but we are not lawyers, and so if in doubt you should seek legal advice before downloading it. You may find useful information at cryptolaw.org, which collects information on cryptography laws in many countries, but we can't vouch for its correctness.
Use of the Telnet-only binary (PuTTYtel) is unrestricted by any cryptography laws.
2022-07-02 PuTTY website downtime
The main PuTTY website will be unavailable for a day or two due to server maintenance, from Monday 4 July 2022. We expect it to be back by the end of Wednesday 6 July.
2022-05-27 PuTTY 0.77 released
PuTTY 0.77, released today, is a feature release. The headline feature
is improved proxy support: native support for forwarding a connection
through another SSH server, and the ability to prompt interactively
during proxy setup if the proxy requires a password or other login
information. Also, many bug fixes, some crypto improvements, and a new
pterm.exe that wraps a Windows command
2022-05-27 PuTTY is available from the Windows Store
We've recently uploaded PuTTY to the Windows Store, as a free-of-charge download. You can get it from there instead of our Download page, if that's more convenient for you.
(There were at least two copies of PuTTY in the Store already, uploaded by people other than us, and sometimes charging money. We can't guarantee anything about those ones. But the Store entry we link to here is maintained by us.)