⚠️ Breaking Change
Impact Score: 7/10
TypeScript 2.0.3
Source available — automated, not human-reviewed
Component: typescript · Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
Breaking-change evidence from the source
For breaking changes, check out the [Breaking changes in TypeScript 2.0](https://github.com/Microsoft/TypeScript/wiki/Breaking-Changes#typescript-20) page.
⚡ Executive Summary (TL;DR)
TypeScript v2.0.3. Source highlight: For release notes, and links to installing for various platforms, check out the release announcement
Who Does This Impact? (Role-Based Analysis)
💻 Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
📊 Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
⚙️ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
⚠️ Breaking Changes & Deprecations (1)
- For breaking changes, check out the [Breaking changes in TypeScript 2.0](https://github.com/Microsoft/TypeScript/wiki/Breaking-Changes#typescript-20) page.
📄 View Raw Release Notes (Original Developer Log)
For release notes, and links to installing for various platforms, check out the [release announcement](https://blogs.msdn.microsoft.com/typescript/2016/09/22/announcing-typescript-2-0/)
For new features, check out the [What's new in TypeScript 2.0](https://github.com/Microsoft/TypeScript/wiki/What's-new-in-TypeScript#typescript-20).
For breaking changes, check out the [Breaking changes in TypeScript 2.0](https://github.com/Microsoft/TypeScript/wiki/Breaking-Changes#typescript-20) page.
For the complete list of fixed issues, check out the [fixed issues query for TypeScript 2.0](https://github.com/Microsoft/TypeScript/issues?q=is%3Aissue+milestone%3A%22TypeScript+2.0%22+label%3A%22fixed%22+), [TypeScript 2.0.2](https://github.com/Microsoft/TypeScript/issues?q=is%3Aissue+milestone%3A%22TypeScript+2.0.2%22+label%3A%22fixed%22+) and [TypeScript 2.0.3](https://github.com/Microsoft/TypeScript/issues?q=is%3Aissue+milestone%3A%22TypeScript+2.0.3%22+label%3A%22fixed%22+).
Download:
- [npm](https://www.npmjs.com/package/typescript)
- [Visual Studio 2015 plugin](https://www.microsoft.com/en-us/download/details.aspx?id=48593) (requires [VS 2015 Update 3](https://msdn.microsoft.com/en-us/library/mt752379.aspx) to be installed first)
- [NuGet package](https://www.nuget.org/packages/Microsoft.TypeScript.MSBuild/2.0.3)
Special thanks to all contributors to this release:
- Abubaker Bashir
- Alex Eagle
- Alexander Kuvaev
- Andrew Z Allen
- Andy Hanson
- Anil Anar
- Anton Tolmachev
- Arnav Singh
- Asad Saeeduddin
- Basarat Ali Syed
- Blake Embrey
- Chuck Jazdzewski
- Dick van den Brink
- Doug Ilijev
- Erik Edrosa
- Ethan Rubio
- Evan Martin
- Evan Sebastian
- František Žiacik
- Herrington Darkholme
- Ivo Gabe de Wolff
- Jonathan Toland
- Josh Soref
- Juan Luis Boya García
- Kagami Sascha Rosylight
- Lucien Greathouse
- Matt McCutchen
- Nima Zahedi
- Noj Vek
- Oleg Mihailik
- Oskar Segersva¨rd
- Rado Kirov
- Richard Knoll
- Sarangan Rajamanickam
- Stanislav Sysoev
- Tetsuharu Ohzeki
- Tingan Ho
- Wesley Wigham
- York Yao
- Yuichi Nukiyama
- Zev Spitz