⪅ v1.0.0-rc2 of github.com/go-vikunja/vikunja appears to provide such a chart:
v1.0.0-rc2
github.com/go-vikunja/vikunja
github.com/go-vikunja/website/blob/61bf3ef8aced3b4923945a514a02c5552d7743a5/src/pages/features.astro#L165-L178