Bug eyed house snake, Lamprophis mentalis
If I remember correctly, we had these when they were still clssified as fuliginosus, gave them away a while later and found out they were possibly a new species, talks are they will be named laprophis mentalis as I stated above.
Odd patterned Brown house snake, Lamprophis capensis
Albino house snake, lamprophis capensis
Rhombic egg eater, Dasypeltis scabra
Some colubrids exotic to South africa
Red sided garter snake (terrible pic, sorry)
Pueblan milk snake
Checkered garter snake
Durango mountain king snake if I remember correctly
Juvi King rat snakes, Elaphe carinata
Thats about as far as my non venomous collection went haha
Might have some pics laying around of my Aurora house snakes, olive house snakes and souther brown egg eaters, will check.
The most dangerous snake is the one that just bit you.