DaisyTrail offer free software and Digikits from the Free Stuff
section of their website. You can browse the kits available and then decide which ones you'd like to download.
All you need to do is choose the kit you want, and click
Next, you'll need to log in, if you haven't already, and follow the instructions. Depending on your browser, your download may start automatically or you might have to click Save. After the download has finished, the Digikit Setup Wizard should appear and you'll be able to follow the instructions to complete the installation process.
For more information, you can watch this video
or read a related article here