All user submitted puzzles
These are 'eternal' puzzles.
These are puzzles that were submitted by members.
http://www.calcudoku.org/user/2014-02-09 (6x6, by ? Zero pts)
http://www.calcudoku.org/user/2014-02-19 (7x7 bitwise OR, by 'clm' 6 pts)
http://www.calcudoku.org/user/2014-03-07 (6x6 difficult, by 'kus_theo' 5 pts)
http://www.calcudoku.org/user/2014-03-09 (7x7 MultiOp, by 'kozibrada' 7 pts)
http://www.calcudoku.org/user/2014-03-17 (7x7 twin, by 'kozibrada' 6 pts)
http://www.calcudoku.org/user/2014-03-18 (9x9 with embedded 4x4, by 'kus_theo' 8 pts)
http://www.calcudoku.org/user/2014-03-20 (7x7 subtraction only, by 'bertoldo' 5 pts)
http://www.calcudoku.org/user/2014-03-25 (9x9 with embedded 4x4, by 'kus_theo' 8 pts)
http://www.calcudoku.org/user/2014-04-15 (9x9 twin, by 'bertoldo' 7 pts)
https://www.calcudoku.org/user/2014-05-28 (7 x 7 twin No Op, by 'pnm' 5 pts)
http://www.calcudoku.org/user/2015-09-22 (12x12, by 'kus_theo' 12 pts)
http://www.calcudoku.org/user/2016-02-06 (8x8 MultiOp, by 'skeeter84' 8 pts)
http://www.calcudoku.org/user/2016-03-06 (5x5 multiplication only, by 'Jelle' 2 pts)
http://www.calcudoku.org/user/2016-09-02 (8x8 subtraction only, by 'clm' 12 pts)
http://www.calcudoku.org/user/2016-09-09 (7x7 knight jump, by 'bertoldo' 10 pts)
http://www.calcudoku.org/user/2016-09-16 (6x6 latin square, by 'marblevolcano' 4 pts)
http://www.calcudoku.org/user/2017-08-11 (7x7, by 'michaele' 11 pts)
http://www.calcudoku.org/user/2017-09-13 (9x9, by 'michaele' 10 pts)
http://www.calcudoku.org/user/2017-10-01 (9x9, subtraction only, by 'michaele' 10 pts)
http://www.calcudoku.org/user/2017-12-16 (7x7, simply a diffcult 7x7, by 'clm' 10 pts)
http://www.calcudoku.org/user/2017-12-22 (7x7, another a little difficult 7x7, by 'clm' 9 pts)
http://www.calcudoku.org/user/2018-05-19 (12 x 12, using (0,1, 2 ... 11), by 'kus_theo' 10 pts)
https://www.calcudoku.org/user/2018-06-02 (8 x 8 twin, using bitwise And [&] and bitwise Or [|], by 'marblevolcano' 8 pts)
https://www.calcudoku.org/user/2018-06-09 (12 x 12 with a surprising pattern using (0, 1, 2 ...11), by 'kus_theo' 12 pts)
https://www.calcudoku.org/user/2018-06-30 (9 x 9, by 'bertoldo' 10 pts)
https://www.calcudoku.org/user/2019-12-31 (12 x 12, pattern, by ‘fzpowerman47’ 12 pts)
https://www.calcudoku.org/user/2020-03-14 (9 x 9, using (- 4, - 3, - 2 ...4), by ‘skeeter84’ 8 pts)
https://www.calcudoku.org/user/2020-03-28 (8 x 8, using large cages, by ‘mikas’ 10 pts)
https://www.calcudoku.org/user/2021-05-08 (7 x 7, by 'swimminghorses' 10 pts)
https://www.calcudoku.org/user/2021-05-29 (8 x 8, three little crosses, by 'swimminghorses' 10 pts)
https://www.calcudoku.org/user/2021-06-26 (8 x 8, do you like subtraction?, by 'swimminghorses' 12 pts)
https://www.calcudoku.org/user/2021-08-21 (8 x 8, zig zag, by "swimming horses' 10 ips
https://www.calcudoku.org/user/2021-09-18 (6 x 6, quad wrangle, by 'tcorbet' 5 pts)
https://www.calcudoku.org/user/2021-10-16 (12 x 12, my second 12 x 12 with only 2 or 3 cells per cage, by 'fzpowerman27' 12 pts)
https://www.calcudoku.org/user/2021-10-30 (12 x 12, Per ravvivare un tranquillo lunedì [to liven up a quiet Monday], by 'bertoldo' 12 pts)
https://www.calcudoku.org/user/2021-11-13 (8 x 8, I haven't had access to an 8x8 bitwise OR puzzle for a while now, so I've worked up quite a craving. As such, here's an 8x8 bitwise OR. I hope you like my third user-created puzzle, by "skeeter84" 8 pts)
https://www.calcudoku.org/user/2022-01-22 (12 x 12, a 12 x 12 to wish everyone a happy new year 2022, by "fzpowerman47" 12 pts)
The score for these puzzles will be included in your Regular score.