# Basics

- [Getting Started](/tools/index/index/getting-started.md)
- [Selectors](/tools/index/index/selector.md)
- [ES Modules](/tools/index/index/esmodule.md)
- [Specification](/tools/index/index/spec.md)
- [Use as a library](/tools/index/index/use-as-a-library.md)
- [JavaScript](/tools/index/index/javascript.md)
- [Custom fetch](/tools/index/index/custom.-fetch.md)
- [Subscriptions](/tools/index/index/subscriptions.md)