10
7
5
8
1
9
4
2
8
5
2
6
8
2
6
Half Life : 10
Blue Shift : 7
OpFor : 9.1
Half Life 2 : 10
EP 1 : 9.2
EP2 : 9.5
10
7
5
8
1
9
4
2
8
5
2
6
8
2
6
Half Life : 10
Blue Shift : 7
OpFor : 9.1
Half Life 2 : 10
EP 1 : 9.2
EP2 : 9.5
Founded in 2004, Leakfree.org became one of the first online communities dedicated to Valve’s Source engine development. It is more famously known for the formation of Black Mesa: Source under the 'Leakfree Modification Team' handle in September 2004.