Daniel Rosenwasser

Senior Program Manager, TypeScript

Daniel is the program manager of the TypeScript team. He started on the team as an engineer, and has a strong interest in programming languages, compilers, and great developer tooling.

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Announcing TypeScript 4.4 Beta

July 1st, 2021
Today we are excited to announce the beta release of TypeScript 4.4! To get started using the beta, you can get it through NuGet, or use npm with the following command: You can also get editor support by Some major highlights of TypeScript 4.4 are: Let's explore these in more ...

Announcing TypeScript 4.3

May 26th, 2021
Today we're excited to announce the availability of TypeScript 4.3! If you're not yet familiar with TypeScript, it's a language that builds on JavaScript by adding syntax for static types. Tools like the TypeScript compiler can just erase TypeScript syntax, leaving you with clean readable JavaScript that works anywhere. So what's that ...
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Announcing TypeScript 4.3 RC

May 12th, 2021
Today we're excited to announce our Release Candidate (RC) of TypeScript 4.3! Between now and the stable release of TypeScript 4.3, we expect no further changes apart from critical bug fixes. To get started using the RC, you can get it through NuGet, or use npm with the following command: You can also get editor support by...

Announcing TypeScript 4.3 Beta

April 1st, 2021
Today we're excited to announce our Beta of TypeScript 4.3! To get started using the beta, you can get it through NuGet, or use npm with the following command: You can also get editor support by Let's dive in to what TypeScript 4.3 brings! Separate Write Types on Properties In JavaScript, it's pretty common for APIs to...

Announcing TypeScript 4.2

February 23rd, 2021
Today we're excited to announce the release of TypeScript 4.2! For those who aren't familiar with TypeScript, it's an extension to JavaScript that adds static types and type-checking. With types, you can state exactly what your functions take, and what they'll return. You can then use the TypeScript type-checker to catch lots of common ...

Announcing TypeScript 4.2 RC

February 11th, 2021
Today we're excited to announce our Release Candidate of TypeScript 4.2! Between now and the stable release of TypeScript 4.2, we expect no further changes apart from critical bug fixes. To get started using the RC, you can get it through NuGet, or use npm with the following command: You can also get editor support by ...

Announcing TypeScript 4.2 Beta

January 12th, 2021
Today we're excited to announce the availability of TypeScript 4.2 Beta! To get started using the beta, you can get it through NuGet, or use npm with the following command: You can also get editor support by Let's take a look at what's in store for TypeScript 4.2! Leading/Middle Rest Elements in Tuple Types In ...
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Announcing TypeScript 4.1

November 19th, 2020
Today we're proud to release TypeScript 4.1! If you're unfamiliar with TypeScript, it's a language that builds on JavaScript by adding syntax for type declarations and annotations. This syntax can be used by the TypeScript compiler to type-check our code, and then output clean readable JavaScript that runs on lots of different runtimes. ...

Announcing TypeScript 4.1 RC

November 3rd, 2020
Today we are making the Release Candidate (RC) of TypeScript 4.1 available. To get started using the RC, you can get it through NuGet, or use npm with the following command: You can also get editor support by For this release, we have some exciting new features, new checking flags, editor productivity updates, and speed ...
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Announcing TypeScript 4.1 Beta

September 18th, 2020
Today we're announcing the availability of TypeScript 4.1 Beta! To get started using the beta, you can get it through NuGet, or use npm with the following command: You can also get editor support by For this release, we have some exciting new features, new checking flags, editor productivity updates, and speed ...

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