;Version 9.5
* Added: [[#hof:drop{{Function|Higher-whileOrder Functions|hof:drop-while]]}}
;Version 8.1
* Added: [[#hof:scan{{Function|Higher-leftOrder Functions|hof:scan-left]]}}, [[#hof:take{{Function|Higher-whileOrder Functions|hof:take-while]]}}
;Version 7.2
* Added: [[#hof:top{{Function|Higher-k-byOrder Functions|hof:top-k-by]]}}, [[#hof:top{{Function|Higher-k-withOrder Functions|hof:top-k-with]]}}
* Removed: hof:iterate
;Version 7.0
* module added