This article reports papers about technical debt (TD) from the 2021 IEEE/Association for Computing Machinery (ACM) International Conference on (TechDebt’21), 43rd IEEE/ACM Software Engineering: Journal First Track (ICSE-JF’21), Engineering in Practice (ICSE-SEIP’21), and 18th Mining Repositories (MSR’21). Feedback or suggestions are welcome. In addition, if you try adopt any of practices includ...