InfoQ Homepage JavaScript Libraries Content on InfoQ
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New Front-End Framework Ripple Blends React and Svelte Together
Ripple is a new open-source front-end framework taking ideas from React, SolidJS, and Svelte into a TypeScript-first, component-oriented, JSX-like compiled language with fine-grained reactivity and scoped CSS. Ripple offers a reactivity system with automatic dependency tracking, and direct DOM updates without a virtual DOM. Ripple aims to support better debugging through AI agents.
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Patch Urgently - Critical Vulnerability CVE-2025-55182 in React Server Functions Actively Exploited
An unauthenticated remote code execution (RCE) vulnerability in React Server Components (RSC) was recently reported with the highest severity (10.0). Amazon threat intelligence teams report active exploitation attempts by multiple China state-nexus threat groups. The critical vulnerability affects React versions 19.0.0 through 19.2.0 and Next.js versions 15.x and 16.x when using App Router.
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Google Ships Angular 21: Signal Forms, Zoneless Migration, and AI-First Tooling
Angular 21 introduces groundbreaking advancements in web development, featuring Signal Forms for enhanced composability, zoneless change detection for streamlined performance, and AI-driven tools for improved developer experiences. This release emphasizes stability while optimizing reactivity and enabling smoother migrations, making it a game-changer for enterprise applications.
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VoidZero’s Rolldown Library: Rollup Compatible API with the Speed of Rust
Rolldown is a cutting-edge JavaScript/TypeScript bundler, crafted in Rust for unmatched speed and efficiency. Delivering 10-30x faster performance than Rollup, it seamlessly integrates with existing Rollup plugins, enhancing modern build workflows with advanced features. Ideal for large-scale applications and frameworks, Rolldown epitomizes the future of web bundling.
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TanStack Releases TanStack Form V1
TanStack has released the first stable version of TanStack Form, a cross-framework form library with support for React, Vue, Angular, Solid, and Lit. This new addition to the TanStack ecosystem joins the existing lineup of popular form libraries, such as Formik, React Hook Forms or Final Form.
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Vite 6 Released: New Environment API Helps Supporting Edge Use Cases
The Vite team recently announced Vite 6, which they labeled as a significant major release. Vite 6 introduces the Environment API, a feature that targets framework authors. With the Environment API, authors may for instance support edge deployment cases and offer a dev experience closer to that of production.
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Express 5.0 Released, Focuses on Stability and Security
The Express.js team has released version 5.0.0, 10 years after the first major version release in 2014. The release focuses on stability and security with a view to enabling developers to write more robust Node.js applications.
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Es-Toolkit, a Modern Lodash Alternative
Es-toolkit is a modern JavaScript utility library that offers a preformant, type-safe alternative to Lodash.
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CO2.js Helps Developers Track Their Application’s Carbon Footprint
The Green Web Foundation published a new release of CO2.js, a JavaScript library that enables developers to access the Green Web API and estimate the carbon emissions associated with their apps, websites, and software. CO2.js supports developers who want to create a carbon budget for their site or include carbon footprint estimation in monitoring tools.
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Running PostgreSQL in the Browser with WebAssembly
With the recently released PGlite, a WASM build of Postgres that is packaged into a TypeScript client library, developers can run Postgres queries in the browser with no extra dependencies. PGlite is used for reactive, real-time, local-first apps.
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JQuery 4.0.0 Beta Released with Important Deprecations and Breaking Changes
Timmy Willison recently announced the beta release of jQuery 4.0. The new version of jQuery is a large release with numerous bug fixes, performance improvements, and some breaking changes. IE<11 browsers are no longer supported, many APIs have been removed, jQuery aligns the ordering of focus events on that of browsers, and now supports FormData.
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Netflix Announces SafeTest, Its Custom Approach to Front-End Testing
Moshe Kolodny recently introduced SafeTest, described as a novel approach to front-end web testing. SafeTest orchestrates a test runner, a browser automation library, a UI framework, and dependency injection capabilities to alleviate the pain points of traditional UI testing methods. SafeTest is currently used at Netflix.
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LangChain - Working with Large Language Models, Made Easy
LangChain is a framework that simplifies working with large language models (LLMs) such as OpenAI GPT4 or Google PaLM by providing abstractions for common use cases. It supports both JavaScript and Python.
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Remult, a Crud Framework for Fullstack Typescript
Remult is a full-stack CRUD library that simplifies development by leveraging TypeScript models, providing a type-safe API client and query builder.
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Signia: New JavaScript Incremental Computing Library Delivers Better UX for Single-Page Apps
The team behind the collaborative whiteboard tldraw recently published a library that brings incremental computing to JavaScript. Signia seeks to overcome fundamental performance limitations of tldraw’s chosen UI and reactive framework and ultimately provide better interactive apps with better user experience. Signia can however be used standalone or in conjunction with any UI framework.