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Regex Roulette
Every puzzle that's ever aired. Tap one to play.
Difficulty:
All
Tag:
alternation
(13)
backreference
(10)
character-class
(10)
negation
(9)
anchors
(8)
quantifiers
(8)
groups
(7)
format
(5)
optional
(4)
hex
(3)
identifiers
(3)
numbers
(3)
Play random unplayed puzzle
List
Calendar
#67
2026-06-10
#66
2026-06-09
#65
2026-06-08
#64
2026-06-07
#63
2026-06-06
#62
2026-06-05
#61
2026-06-04
#60
2026-06-03
#59
2026-06-02
#58
2026-06-01
#57
2026-05-31
#56
2026-05-30
#55
2026-05-29
#54
2026-05-28
#53
2026-05-27
#52
2026-05-26
#51
2026-05-25
#50
2026-05-24
#49
2026-05-23
#48
2026-05-22
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