liferay/liferay-portal

Cobalt is a lightweight browser-like container built by YouTube that lets web apps run on devices like smart TVs, game consoles, and streaming sticks — places where a full web browser would be too heavy or unavailable. Think of it as a stripped-down, purpose-built engine that can display web-based apps on almost any connected device without needing a traditional browser installed.

why it matters: For product teams building streaming or media experiences, Cobalt is the infrastructure that powers YouTube on hundreds of millions of non-phone, non-computer devices — meaning the reach of web-based products can extend far beyond desktops and smartphones. Understanding this project matters for anyone thinking about multi-device strategy, since it represents a way to deploy a single web app to a huge range of hardware without rebuilding it natively for each platform.

Wheels is an open-source web development framework for ColdFusion, a programming language still widely used in enterprise and government applications, that helps developers build web apps faster by providing a pre-organized structure and built-in tools — similar to how Ruby on Rails did for the Ruby language. It supports multiple databases and runs on the latest ColdFusion platforms, making it a modern option for teams already working in that ecosystem.

why it matters: For organizations with existing ColdFusion codebases, Wheels offers a way to modernize development practices and speed up product delivery without the costly risk of rewriting everything in a newer language. With 55 contributors and active maintenance through 2025, it signals a healthy community around a technology stack that serves a significant, often underserved segment of enterprise software buyers.

This repository is the official documentation for ASP.NET Core, Microsoft's popular framework for building websites and web applications. It serves as the central knowledge base that developers consult when learning how to use Microsoft's web-building tools, covering everything from getting started guides to advanced how-tos.

why it matters: With over 13,000 stars and nearly 25,000 forks, this documentation is a critical resource for the massive ecosystem of businesses building products on Microsoft's web platform, signaling strong enterprise and developer adoption. For founders and investors, the scale of this community represents a large, established talent pool and a mature, well-supported technology stack — reducing risk when choosing it as a foundation for a product.

CedarJS is a toolkit that bundles together all the common building blocks a software team needs to build a modern web application — user interfaces, data management, and database connections — into one cohesive package, so developers can focus on building features instead of assembling tools. It is a maintained, actively improved fork of an established open-source framework called RedwoodJS, meaning it carries forward a proven foundation while adding new capabilities.

why it matters: For founders and PMs, frameworks like CedarJS directly influence how fast an engineering team can ship product — fewer setup decisions means more time building what differentiates your business. With 422 contributors and active production use, this signals a growing community and ecosystem that reduces the risk of adopting it as the technical backbone of a new product.