We value Open Source and make a point to release all our plugins on GitHub under a BSD License.
Download the .nbm plugin from GitHub releases
Inside Netbeans select Tools → Plugins → Downloaded → Add Plugins…
Select the downloaded nbm file.
Check WakaTime and click the Install button.
Follow the wizard instructions to complete the installation.
Enter your API key
, then click OK.
Use your IDE like you normally do and your time will be tracked for you automatically.
Visit https://wakatime.com/dashboard to see your coding activity.