Head-to-Head: Knockout vs Preact Analysis

knockout

v3.5.1(over 4 years ago)

This package was last published over a year ago. It may not be actively maintained.Types definitions are bundled with the npm packageNumber of direct dependencies: 0Monthly npm downloads

Knockout is a JavaScript library that helps you to create rich, responsive display and editor user interfaces with a clean underlying data model. It uses the Model-View-ViewModel (MVVM) pattern to simplify dynamic JavaScript UIs by providing a clear separation between the data model, UI components, and business logic. Knockout offers declarative bindings, automatic UI updates, dependency tracking, and templating capabilities.

Alternatives:
vue+
react+
angular+
svelte+
mithril+
alpinejs+
ember-source+
preact+
stimulus+
hyperapp+

Tags: javascriptlibraryMVVMdata-bindingUI

preact

v10.22.0(about 1 month ago)

This package is actively maintained.Types definitions are bundled with the npm packageNumber of direct dependencies: 0Monthly npm downloads

Preact is a fast and lightweight alternative to React, offering a similar API and functionality while being smaller in size. It provides a Virtual DOM implementation, component-based architecture, and state management capabilities, making it ideal for building efficient and performant web applications. Preact is actively maintained and optimized for speed and memory usage, making it a popular choice for projects where a smaller footprint is desired.

Alternatives:
react+
inferno+
vue+
svelte+
lit+
alpinejs+
solid-js+
mithril+
hyperapp+
riot+

Tags: javascriptlibraryvirtual-domcomponent-basedperformance

Fight!

Popularity

Knockout has been around for a longer time and has a larger community and user base compared to Preact. However, Preact has gained popularity in recent years due to its smaller size and compatibility with React APIs.

Size

Preact is significantly smaller in size compared to Knockout. Preact is a lightweight alternative to React and aims to provide a similar API with a smaller footprint. Knockout, on the other hand, has a larger codebase and includes additional features like two-way data binding.

Compatibility

Knockout is a standalone JavaScript library that can be used independently. It has its own templating engine and data binding capabilities. Preact, on the other hand, is designed to be compatible with React. It provides a similar API and can be used as a drop-in replacement for React components.

Performance

Preact is known for its excellent performance due to its smaller size and optimized rendering. It is faster in terms of initial load time and rendering compared to Knockout. Knockout, however, provides two-way data binding out of the box, which can be beneficial for certain use cases but may impact performance.

Developer Experience

Both Knockout and Preact have good developer experiences. Knockout provides a declarative syntax for data binding and a clear separation between view and view model. Preact, being compatible with React, allows developers to leverage their existing knowledge of React and its ecosystem.

Community and Ecosystem

React has a much larger community and ecosystem compared to both Knockout and Preact. React has a vast number of libraries, tools, and resources available, making it easier to find support and solutions to common problems. Knockout has a smaller but dedicated community, while Preact benefits from the React ecosystem.