This book contains extended versions of  the works and new research results presented at the14thInternational Joint Conference on Knowledge-based Software Engineering (JCKBSE2022). JCKBSE2022 was originally planned to take place in Larnaca, Cyprus. Unfortunately, the COVID-19 pandemic forced it to be rescheduled as an online conference.JCKBSE is a well-established international biennial conference that focuses on the applications of Artificial Intelligence on Software Engineering. The 14thInternational Joint Conference on Knowledge-based Software Engineering (JCKBSE2022) was organized by the...