Start-Stop-Continue retrospective technique helps teams evaluate what they should start, stop, and continue doing.The 4Ls retrospective technique triggers feedback from team members about what they liked, learned, lacked, and longed for.The Sailboat retrospective is a metaphorical way for teams to discuss their journey, identifying positives (wind) and negatives (anchors or risks).The Mad-Sad-Glad retrospective focuses on emotions, exploring what made team members mad, sad, and glad during the sprint.The Timeline retrospective involves creating a visual timeline of the sprint to review events and identify patterns.