This open access book comprises research workshop papers presented at XP 2022 and XP 2023, which are the 23rd and 24th International Conferences on Agile Software Development. The conferences took place on June 13-17, 2022, at the IT University of Copenhagen, Denmark, and on June 13-16, 2023, in Amsterdam, Netherlands. XP is a leading conference that brings together research and practice in agile software development. The forum is a distinct gathering where agile researchers, practitioners, thought leaders, coaches, and trainers convene to showcase and deliberate on their latest innovations, research findings, experiences, issues, difficulties, and trends. XP conferences offer a casual setting for acquiring knowledge and stimulating discussions, catering to both newcomers and experienced practitioners of agile methodologies. Download Agile Processes in Software Engineering and Extreme Programming – Workshops The workshops that occurred in 2022 were as follows: The next events includ