Eclipse theme by Solrike
It uses "semantic highlighting" which means that some syntax colouring is done by the language server which can lead to delays in processing of the files.
Search for "Eclipse theme by Solrike" and then install.
The follwing themes get installed:
Sample from VSCode
Themes sample - Java
Themes sample - TypeScript
Theia Blueprint (1.37.0) do have settings for "semantic highlighting" but it doesn't seems to work, see. Most notably is the fact that class members will not have the correct colour.
Theia Blueprint (1.37.0) doesn't support "product icon themes".
For nice a Java project view with Gradle builds install:
The Gradle plugin has to be downloaded and installed manually in Theia.
Eclipse editor font is 'Menlo' and line height should be set to 1.25.