<b>Web-based Extracurricular Activity Information System at MTsN 2 Bondowoso</b>

Extracurricular activities are activities carried out to develop skills and expand the abilities that students already have in various fields. The administration and data processing system at MTsN 2 Bondowoso is still manual, so it often causes problems in the registration process, the delivery of scheduling information, attendance, and assessment. The purpose of developing a Web-based Extracurricular Activity Information System at MTsN 2 Bondowoso is to streamline the administrative process and facilitate access to information for both teachers and students. This system was developed using the waterfall method and implemented using the PHP programming language and MySQL database. The results of this system show an increase in time efficiency of up to 60% and a decrease in the error rate by 75%. It is anticipated that this system will serve as a solution to support the management of extracurricular activities at MTsN 2 Bondowoso.