Download HTK

HTK can be downloaded via HTTP. You need to register and agree to the license to receive a username and password which allows you to download HTK.

HTK is available as a source distribution. To build HTK3 you must have a working ANSI C compiler and associated tools installed on your system. Ask your Systems Administrator if you are unsure whether you have these tools.

Documentation for the individual tools that make up HTK can be found in the HTKBook.

Registered users may download the most recent versions (stable, and beta) of HTK and the HTK Samples using the following links:

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Beta release (3.5 beta (2))

Linux/Unix downloads

• HTK source code (includes HTK samples) (tar+gzip archive) - [md5 checksum]
• HDecode page (with links for HDecode-3.5)

HTK Book (alpha release (1))

• PDF

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Stable release (3.4.1)

Linux/Unix downloads

• HTK source code (tar+gzip archive)
• HTK samples (tar+gzip archive)

Windows downloads

• HTK source code (zip archive for Windows users)
• HTK samples (zip archive for Windows users)

HTK Book

• PDF (gzip)
• PDF (zip)
• Postscript (gzip)
• Postscript (zip)

Browse HTK software archive

• HTK software (all versions)