Here is the ELGG  Theme Builder https://www.enraiser.com/tool/elgg-theme/elgg-plugin-maker

Using ELGG  Theme Builder you can Build Your Own ELGG Theme/Plugin in 1 minute instead of installing lots of plugins out in elgg site, because each plugins comes with its own , issues, and bunch of unwanted code.   free elgg themes

Major features

Add new object,with fields

Object category, parent-child relation

gallery view, Payment Gateway

choose colors of your theme

Add site menu, topbar menu Items

Set fields of profile and Group