Answer by taking a quote from the following article:

Melissa Ellen Gilbert (born May 8, 1964) is an American actress and television director. Gilbert began her career as a child actress in the late 1960s appearing in numerous commercials and guest starring roles on television. From 1974 to 1984, she starred as Laura Ingalls Wilder, the daughter of Charles Ingalls (played by Michael Landon) on the NBC series Little House on the Prairie. During the run of Little House, Gilbert appeared in several popular television films, including The Diary of Anne Frank and The Miracle Worker.

Gilbert has continued to work regularly, mainly in television. She starred as Jean Donovan in the biopic Choices of the Heart (1983), and as Anna Sheridan in three episodes of Babylon 5 with then husband Bruce Boxleitner in 1996. She also provided the voice of Batgirl on the 1990s Batman: The Animated Series, though she would be replaced by voice actress Tara Strong for the series' follow-up The New Batman Adventures.  For her contribution to the television industry, Gilbert received a star on the Hollywood Walk of Fame at 6429 Hollywood Blvd in 1985. Her then-fiance, Rob Lowe, was present with her when her star was unveiled during the ceremony.  In 1998, she was inducted into the Western Performers Hall of Fame at the National Cowboy & Western Heritage Museum in Oklahoma City, Oklahoma. In 2006, Gilbert appeared as Shari Noble, a patient looking to reconstruct her nipples after committing zoophilia with her dog in a season four episode of Nip/Tuck.  In 2008 and through 2009, Gilbert played Caroline "Ma" Ingalls in the musical adaptation of Little House on the Prairie. This world premiere production at the Guthrie Theater in Minneapolis was directed by Francesca Zambello and also starred Kara Lindsay as Laura. The show ran through October 19 and was on a US National tour for 2009-10. The tour ended in June 2010 at Starlight Theatre in Kansas City, Missouri.  In March and April 2018, Gilbert starred in an Off-Off-Broadway, limited-run production of Geraldine Aron's 2001 one-woman play 2001 My Brilliant Divorce.

What did she do after Little House?
Gilbert starred in an Off-Off-Broadway,