Theyve been sanctioned by the us, which is basically a seal of approval for me. Other than that, i think theyve boosted literacy rates by like 10 percent. They also seem to socialist/state capitalist, somewhat like belarus. Dunno anything else about them tbh.
Linguistically and culturally, the ruling class of Eritrea has links to the TPLF, but paradoxically they are also adversaries in some senses.
https://www.ethiopia-insight.com/ is good for this sort of thing.