InfoQ Homepage TypeScript Content on InfoQ
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Next.js 15.5 Ships - Turbopack Production Builds, Node.js Middleware, and Tighter Typescript DX
Next.js 15.5 has landed, delivering faster builds and powerful server-side middleware. Key highlights include the Turbopack bundler, which boosts compilation speed by 2x to 5x, and Node.js middleware enhancements. TypeScript improvements enhance developer experience with stable typed routes and early error detection.
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Node.js Moves Toward Stable TypeScript Support With Amaro 1.0
The Node.js team recently released Amaro v1.0.0, a significant milestone towards stable TypeScript support. Amaro is Node’s official type-stripping loader and is a key stepping stone towards official .ts loading.
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Zod v4 Available with Major Performance Improvements and Introduction of Zod Mini
Zod v4, the TypeScript-first schema validation library, introduces transformative upgrades: 14x faster parsing, a 57% smaller core, and the new lightweight @zod/mini for modern front-end validation. With a refined API and built-in JSON Schema conversion, Zod v4 enhances developer efficiency while simplifying complex projects.
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Oxlint v1.0 Stable Released: a Rust-Based JavaScript Linter
Introducing Oxlint v1.0: a groundbreaking Rust-based linter for JavaScript and TypeScript, boasting 520+ rules and 50-100x faster performance than ESLint. With zero-config setup, multi-file analysis, and seamless migration tools, it’s ideal for both open-source projects and enterprises. Experience rapid linting and minimal setup.
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Microsoft Releases TypeScript 5.9 with Deferred Imports and Enhanced Developer Experience
Discover TypeScript 5.9, enhancing developer experience with new features like deferred imports, streamlined project setup, and expandable hover previews. With performance optimizations and support for Node.js v20, this exciting update simplifies configurations and boosts productivity, making TypeScript even more powerful for building scalable applications.
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Deno 2.3 Now Supports Local NPM Packages
Deno Land recently released Deno 2.3, an update of the Deno runtime that adds support for local NPM packages. Deno 2.3 also brings improvements to deno compile.
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AWS CDK Toolkit Library Now GA for Automated Infrastructure Management
AWS has recently announced the general availability of the CDK Toolkit Library. This new Node.js library allows developers to programmatically control the CDK to build additional automation around the CDK, exposing classes and methods to synthesize, deploy, and destroy stacks, among other capabilities.
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Anthropic Releases Claude Code SDK to Power AI-Paired Programming
Anthropic has launched Claude Code SDK, a new toolkit that extends the reach of its code assistant, Claude, far beyond the chat interface. Designed for integration into modern developer workflows, the SDK offers a suite of tools for TypeScript, Python, and the command line, enabling advanced automation of code review, refactoring, and transformation tasks.
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Another Rust Rewrite: OpenAI’s Codex CLI Goes Native, Drops Node and TypeScript for Rust
OpenAI recently announced rewriting its Codex CLI in Rust. Codex CLI stack originally features React, TypeScript and Node. The rewrite seeks security and performance gains on top of improved developer experience.
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Microsoft Announces Native TypeScript Compiler Port for 10X Performance Boost
Microsoft’s TypeScript team has announced an experimental native port of the TypeScript compiler (tsc), dubbed tsc-go, aimed at providing 10x improvement on build time, drastically reducing cold editor startup times, and substantially improving memory usage. This initiative explores running the compiler (written in Go) without the Node.js runtime overhead.
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How Airbnb Used LLMs to Accelerate Test Migration
Thanks to the right mix of workflow automation and large language models, Airbnb significantly accelerated the process of updating their codebase to adopt React Testing Library (RTL) and converted nearly 3.5K React test files originally using Enzyme.
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ESLint Now Officially Supports CSS, JSON, and Markdown
Following up on plans to turn ESLint into a general-purpose linter, the ESLint team recently announced official support for the CSS language. The support comes in addition to recently added support for JSON and Markdown linting.
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Node.js 23.6 Now Runs TypeScript Natively
The Node team recently announced shipping TypeScript native support in Node 23.6. Node developers can now run TypeScript files without any extra configuration or flags. The feature, which was experimental in Node 22.6, is now stable. Native TypeScript support was among the most requested Node features by developers.
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TypeScript 5.8 Released with Improved Inference and Better JavaScript Ecosystem Interoperability
Daniel Rosenwasser, principal product manager at Microsoft, announced the release of TypeScript 5.8. The new release features, as usual, better type inference. It also improves performance and the interoperability with the JavaScript ecosystem.
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ByteDance Launches New AI Coding Tool Trae with DeepSeek R1 and Claude 3.7 Sonnet Free for All Users
ByteDance, the Chinese owner of TikTok, recently launched Trae, a new AI-powered code editor that offers unlimited free access to DeepSeek R1 and Claude 3.7 Sonnet large language models. Trae has both an international and domestic version, supports Visual Studio Code plug-ins, and competes with an increasing line of AI code editors (e.g., Cursor, Windsurf, PearAI, Replit).