JavaScript and TypeScript

Explore a collection of learning resources to increase your productivity and start making amazing apps faster.

Latest tips

Use Postfix Completion to quickly add console.log.

See what value a method returns.

Quickly transform an existing expression into another one using Tab.

Save time by reusing blocks of code with custom code snippets.

JetBrains JavaScript Day 2023 is a free virtual event that took place on November 2, 2023.

JetBrains JavaScript Day 2022 is a free virtual event that took place on November 10, 2022.

JetBrains JavaScript Day 2021 is a free virtual event that took place on October 14, 2021.

Getting a component-driven development experience that fits nicely into the 11ty zen.

Reach for the debugger first when learning about code, poking around, or fixing problems.

How to write React applications in TypeScript using TDD, highlighting features of the IDE