– MiG-21 upgrades – especially Elbit Lancer (Python III/IV, Lizard, Rafael LDP, Mk82, Magic II)
– Czech MiG-23ML with Magic II
– Slovak MiG-29 with Magic II

MiG-21 Lancer does not have Python IV integrated, only III; in addition to what you mentioned they also have Opher IR guided bomb and Elta EL/L-8222 EW pod

Afaik the Czech and Slovak Magic II were attached to the respective aircraft just for show, no real integration occured.

The Indians integrated a number of Western weapons on their MiG-23BN/27M such as 25lb practice bombs dispenser, BAP-100 anti runway bombs, 1000lb bombs