Article · Wikipedia archive · Last revised Jun 19, 2026

Sonnet (software)

Sonnet is a multilingual spell checker program in KDE Frameworks. Sonnet replaced kspell2 from KDE3 in KDE Software Compilation 4. The two main goals for Sonnet's development were a simpler API, wider language support and performance. Notable improvements in Sonnet over kspell2 are:In automatic language detection, a language can be identified with as little as 20 characters of text. Even multiple languages in the same document can be detected and spell checked correctly Better performance Improvements in spell checking languages like Thai and Japanese A simpler design - kspell2 consisted of 7 components and a complicated API. Sonnet is a single component and aims to provide a simpler API The user can select a primary and backup dictionary, an example given was a doctor who frequently uses terms from a medical dictionary. Words that would not appear in a regular dictionary would be corrected by the backup dictionary that contains medical terms.

Last revised
Jun 19, 2026
Read time
≈ 1 min
Length
196 w
Citations
1
Source
Sonnet
Original authorKDE
DeveloperKDE
Stable release
6.27.01 Edit this on Wikidata / 11 June 2026 (11 June 2026)
TypeSpell checker
Websiteapi.kde.org/sonnet-index.html
Repository

Sonnet is a multilingual spell checker program in KDE Frameworks. Sonnet replaced kspell2 from KDE3 in KDE Software Compilation 4. The two main goals for Sonnet's development were a simpler API, wider language support and performance. Notable improvements in Sonnet over kspell2 are:

  • In automatic language detection, a language can be identified with as little as 20 characters of text. Even multiple languages in the same document can be detected and spell checked correctly
  • Better performance
  • Improvements in spell checking languages like Thai and Japanese
  • A simpler design - kspell2 consisted of 7 components and a complicated API. Sonnet is a single component and aims to provide a simpler API
  • The user can select a primary and backup dictionary, an example given was a doctor who frequently uses terms from a medical dictionary. Words that would not appear in a regular dictionary would be corrected by the backup dictionary that contains medical terms.
See also

See also

References

References

  1. "KDE Ships Frameworks 6.27.0". 11 June 2026. Retrieved 13 June 2026.
External links