Microsoft Visual Studio might be a bit more popular than SideCI V.2. We know about 1 link to it since March 2021 and only 1 link to SideCI V.2. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Sider — Code review platform for many languages. Supports integration with GitHub. Free for public repositories with unlimited users. - Source: dev.to / almost 3 years ago
While the editor seems to old fashioned there isn't anything particularly wrong in using it for learning. Alternatively you can propose to your teacher about https://visualstudio.microsoft.com/vs/express/ . IMO editor is not a big factor when we are talking about high school learning. Source: about 3 years ago
Codacy - Automatically reviews code style, security, duplication, complexity, and coverage on every change while tracking code quality throughout your sprints.
IntelliJ IDEA - Capable and Ergonomic IDE for JVM
DeepSource - Automated code reviews with static analysis.
Xcode - Xcode is Apple’s powerful integrated development environment for creating great apps for Mac, iPhone, and iPad. Xcode 4 includes the Xcode IDE, instruments, iOS Simulator, and the latest Mac OS X and iOS SDKs.
GitHub + Slack Integration - Full visibility into your GitHub projects right inside Slack
Visual Studio Code - Build and debug modern web and cloud applications, by Microsoft