Derby BVR Air-to-Air Missile, Israel

Also known as the Alto, the Derby missile is a beyond visual range (BVR) air-to-air medium-range (~50 km) active radar homing missile (AAM) developed by collaborative effort between Israeli defence company Rafael Advanced Defense Systems and Israel Aircraft Industries MBT to meet the combat needs of the armed forces.
Though technically not part of the "Python" family, the missile is an enlarged version of the Python-4 with an active-radar seeker.

Vympel R-27 (AA-10 Alamo) Guided Medium Range Air-To-Air Missile, Russia

The R-27 (AA-10 Alamo) is a guided medium range, air-to-air missile manufactured by Russian firm Vympel and Ukrainian firm Artem.This missile was designed for the Soviet Union's forth-generation fighters such as the MiG-29 and Su-27 featuring exceptional maneuverability replacing in service MiG-23 fighters armed with the R-23 missiles. Furthermore this missile is carried by improved versions of the MiG-21, MiG-23, MiG-25, Su-30, Su-33, Su-34, Su-35, Su-37 and Yak-141.

Vympel R-73/ AA-11 Archer Short-Range Air-to-Air Missile,Russia

The R-73 is short-range air-to-air missile, close-combat standardized missile was developed in the Vympel Machine Building Design Bureau, and became operational in 1984. The R-73 is included in the weapon complex of MiG-23MLD, MiG-29 and Su-27 fighters and their modifications and also of Mi-24, Mi-28 and Ka-50 helicopters. It also can be employed in flying craft which do not have sophisticated aiming systems.