[coldtea]

>In recent Java versions, there's roughly 20% of external contributions:

Have to check your link to find out, but is it by number or by impact?

(Asking cause many projects have seemingly many "external contributors" but if one looks almost all real work happens by a core team, and the external contributors just do some change here and there, or even clerical work, like fixing comments and documentation and such).

[rpdillon]

The post measures by issue count, though not all issues are equal.

> Of the 2,136 JIRA issues marked as fixed in Java 15, 1,702 were completed by people working for Oracle, while 434 were contributed by individual developers and developers working for other organizations.