She is known for providing voice acting in various animated shows, such as voicing the characters of Pinkie Pie and Fluttershy in the Discovery Family series My Little Pony: Friendship Is Magic and its spinoffs.

Libman has a Bachelor of Applied Science in Civil Engineering from the University of British Columbia.

[1] Her voice roles include Dragon Ball, Madeline (taking the role of the title character from Tracey Lee Smyth in 1995 and holding on to it until My Fair Madeline in 2002, whereupon the role was passed on to Chantal Strand), the season three version of X-23 in X-Men: Evolution, young AndrAIa in ReBoot, Emmy in the PBS Kids children's animated series Dragon Tales and Isabelle in Finley the Fire Engine.

Libman has voiced Pinkie Pie and Fluttershy in My Little Pony: Friendship is Magic; Cylindria in Pac-Man and the Ghostly Adventures; and Maya in Maya the Bee.

[citation needed] She has appeared on camera in films and television shows including Highlander: The Series, Susie Q, The Lotus Eaters, and Lyddie.