This page generates "pronounceable" passwords in your browser using Javascript. Pick one and transform it by inserting capitalization, digits, and punctuation. Concatenate a bunch together to increase entropy.

Presets:
8 Characters (8,1) 16 Characters (8,2) 24 Characters (8,3) 32 Characters (8,4) 48 Characters (8,6) 64 Characters (8,8) 72 Characters (8,9) 96 Characters (8,12)
OSPF MD5 Password (16 characters, 8x2) OSPF MD5 Password (16 characters, 16x1)
IPSEC Preshared Key (128 characters, 16x8) IPSEC Preshared Key (128 characters, 32x4)

Credits:
GPW Javascript Generator