regexgolf

Plain strings (207)
Anchors (208)
Ranges (201)
Backrefs (198)
Abba (188)
A man, a plan (174)
Prime (208)
Four (195)
Order (172)
Triples (553)
Glob (332)
Balance (25)
Powers (32)
Score 2693


foo
k$
[a-f]{4,}
(\w{3})\w*\1
^((?!(\w)(\w)\3\2).)*$
^(\w)(\w).*\2\1$
^x{2}$|^x{3}$|^x{5}$|^x{7}$|^x{11}$|^x{13}$|^x{17}$|^x{19}$|^x{23}$|^x{29}$|^x{31}$|^x{33,}$
(\w).*\1.*\1.*\1
^[a-gm][a-o][ceolfsrimtp][a-u][a-mo-z]
^0+[0369]$|^0+1[25]|^0[6]|^1[47]\d+[06]$|^3[1269]|^4[04]|^7[14]|^8[17]|^9[05]
\*(err|falle|il|tud|taiodi)\*|\*(v)|(dl|a|ther|t|m|pe|wi)\*|(chr|c[or]|dow|par|pr|su|sy)
<blah>
^x{1,2}$|^x{4}$|^x{8}$|^x{16}$|^x{32}$|^x{64,128}$|^x{256}$|^x{512}$|^x{1024}$