Although I don't know any of the fancy JavaScript or Python frameworks that revolve around Web development, I have developed a fair share of websites using just plain HTML, a CSS framework called Materialize and vanilla JavaScript! This website is also a "web dev project" of mine!
I desperately wanted an easily accessible calculator that can not only evaluate typed-in expressions, but also has inbuilt scientific constants and supports certain special functions that are not commonly seen in calculators. I finally gave up my search and developed it on my own.
India was the host of Asian Physics Olympiad - 2022. I was a part of the academic contigent of the organizer. Due to the COVID-19 pandemic, the experimental section of the olympiad could not take place offline. Hence, I played a pivotal role in developing a simulated lab environment, thereby enabling participants from 30+ countries to attempt the high stakes exam remotely.
Pravega is a science fest organized by the undergraduates of IISc. From 2020 to 2021, chinmaykh and I worked on the Pravega website. It has underwent changes since then. Nevertheless, you can check it out here (domain may have expired/changed):
iGEM (International Genetically Engineered Machine) is a worldwide synthetic biology competition for university students. Participating students are required to develop a website that showcases their work, research, findings and other activities. I developed the website for the 2021 edition of iGEM Team IISc. Access the repository from here. The server speed may be low: