[4][5] Notable Bengali fiction writers like Adrish Bardhan, Ranen Ghosh, Yashodhara Ray Chaudhuri, Anish Deb and Amitananda Das have contributed for the magazine.

From 2017, Kalpabiswa started to publish E-books of notable Bengali language books as well as the magazine itself.

[7] The book was launched at the campus of Jadavpur University during the first International Conference on science fiction held in Kolkata.

[8][9] Kalpabiswa has published Bengali translations of notable authors like Jules Verne, Herbert George Wells, Howard Phillips Lovecraft, Ray Bradbury,[15] Arthur C. Clarke and many more classic science fiction masters.

They have also translated more contemporary authors like Philip K. Dick, Elizabeth Bear and Cixin Liu.