MIT licensed and maintained by Nikita Volkov
This version can be pinned in stack with:deque-0.4.4.2@sha256:71f167399745c8f58e898bad132ba1d357780490e6e78c2f2d618d6214a3c962,1991
Used by 1 package in lts-23.9(full list with versions):

Strict and lazy implementations of Double-Ended Queue (aka Dequeue or Deque) based on head-tail linked list.