Gastroesophageal reflux disease (GERD) is one of the common digestive disorders affecting millions of people worldwide. In recent years, there have been rapid advancements in GERD endoscopic treatment techniques, such as transoral endoscopic cardiac constriction, endoscopic anti-reflux mucosal resection, and endoscopic radiofrequency ablation, which have been continuously applied and improved. Here, the authors introduce specific endoscopic devices and procedures developed for GERD treatment and summarize the relevant advancements in the endoscopic treatment of GERD.