| Site | Link | Notes |
|---|---|---|
| Go | https://go.dev/doc/ | Official Go language, standard library and tooling docs |
| Node.js | https://nodejs.org/docs/latest/api/ | Node.js API reference for the latest release |
| Spring | https://docs.spring.io/spring-framework/reference/ | Spring Framework reference; other projects at spring.io/projects |
| Java | https://dev.java/ | Oracle’s official Java learning and docs hub |
| Rust | https://doc.rust-lang.org/book/ | The Rust Programming Language and the standard library docs |