Johanna Spyri's Life and Works
- A detailed timeline of Spyri's life, along with the story of Heidi.
- http://www.heidi-swiss.ch/en/heididorf/johannaspyri01.html

Johanna Spyri - Heidi
- Free to read online with adjustable sized text and automatic bookmarking.
- http://www.classicbookshelf.com/library/Spyri/

Heidi
- Complete online text of the book, along with downloadable e-text, and a discussion group.
- http://www.learnlibrary.com/book/spyri/heidi/index.htm

Heidi Wars -- NPR RealAudio File
- Claire Doole reports from Switzerland's eastern Alpine region that two neighboring cantons are battling over which has the right to claim Heidi, the heroine of Johanna Spyri's famous children's book, as its native daughter.
- http://www.npr.org/ramfiles/980817.atc.18.ram

Playing Heidi
- An online column by Australian writer Carmel Bird. Focuses on the debate between two Swiss cities, both of which want to claim Heidi as their own.
- http://www.carmelbird.com/col08.html