[bhupy]

Ex-Square chiming in (I fondly remember Project Franklin), he was also arguably the inventor of modern dependency injection as we know it!

https://jcp.org/en/jsr/detail?id=330

[skybrian]

There was PicoContainer before Guice. Maybe it didn't count as modern though.

[oezi]

PicoContainer was absolutely awesome.

[KingOfCoders]

Used Pico for quite a lot, loved it.

[oweiler]

Wow! This is also the best description of DI I've ever read.