OnTrack is a simple, private budgeting tool that can be self-hosted. OnTrack has a light and fun voice that makes it a pleasure to use. The entire app is also mobile friendly.
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Dryrun Alternatives
Dryrun is described as 'Let Dryrun forecast your cash flow & sales so you can model 'what ifs' in your business & make the right moves' and is a Budget Manager in the business & commerce category. There are more than 100 alternatives to Dryrun, not only websites but also apps for a variety of platforms, including Windows, Mac, iPhone and Android apps. The best Dryrun alternative is GnuCash, which is both free and Open Source. Other great sites and apps similar to Dryrun are MoneyManager Ex, You Need A Budget, Numbers and KMyMoney.