Seil applies a patch to a keyboard driver.

You can change CapsLock behavior. (For example, changing CapsLock to Delete Key.) And it can activate International Keys on Non-Apple keyboard.

Prior to version 10.7.0, Seil was called PCKeyboardHack.

• Latest build: https://pqrs.org/osx/karabiner/seil.html
• Mirror: http://tekezo.github.io/pqrs.org/

OS X 10.11 or higher.

• If you require Seil for OS X 10.10 and 10.9, please use Seil 11.3.0.
• If you require Seil for OS X 10.8, please use Seil 10.11.0.
• If you require Seil for OS X 10.7, please use PCKeyboardHack 9.0.0.
• If you require Seil for OS X 10.6, please use PCKeyboardHack 7.4.0.
• If you require Seil for OS X 10.5, please use PCKeyboardHack 5.1.0.

System requirements:

• OS X 10.10+
• Xcode 7.0+
• Command Line Tools for Xcode
• CocoaPods http://cocoapods.org/

Download the source to master.tar.gz in the current directory, this can be re-executed to restart a cancelled download.

curl -OLC - https://github.com/tekezo/seil/archive/master.tar.gz

Extract the master.tar.gz file to "Seil-master" and delete the tar.gz file

tar -xvzf master.tar.gz && rm master.tar.gz

cd Seil-master
make

The make script will create a redistributable Seil-VERSION.dmg in the current directory.

Note: The build may fail if you have changed any environment variables or if you have modified scripts in the /usr/bin locations. Use a clean environment (new account) if this is the case.