flatiron is an adaptable framework for building modern web applications. It was built from the ground up for use with Javascript and Node.js.
CodeFactor.io automatically and continuously tracks code quality with every commit and pull request, helping software developers save time in code reviews and efficiently tackle technical debt. Code Analysis Engine checks complexity, duplication, churn, problems for code style...
Cost / License
- Freemium
- Proprietary
Since
- Since 2016


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RapydScript is a pre-compiler for JavaScript, similar to CoffeeScript, but with cleaner, more readable syntax. The syntax is very similar to Python, but allows JavaScript as well. It's not another Python-in-a-browser clone, it's actually JavaScript with more Pythonic...
Russia


A rich framework for building web applications and services. hapi is a simple to use configuration-centric framework with built-in support for input validation, caching, authentication, and other essential facilities.
Interpose.js is a tiny, fast and flexible JavaScript templating engine that uses native JavaScript as its expression language, and configurable expression delimiters. Templates can come from any source, and are compiled into functions that can be applied to models numerous...
Cost / License
- Free
- Proprietary
Since
- Since 2014
Zdog is a 3D JavaScript engine for <canvas> and SVG. With Zdog, you can design and render simple 3D models on the Web. Zdog is a pseudo-3D engine. Its geometries exist in 3D space, but are rendered as flat shapes. This makes Zdog special.
Cost / License
- Free
- Open Source
Since
- Since 2019
United States

Enterprise-caliber BI delivers accurate, actionable content in an intuitive, self-service environment. It allows users to combine data from different source systems to get answers to their most pressing business concerns in real time.
United States


Hound comments on style violations in GitHub pull requests, allowing you and your team to better review and maintain a clean codebase. Hound keeps your code style in check.
Cost / License
- Freemium
- Proprietary
Since
- Since 2015

Part of the CreateJS group of libraries, EaselJS provides straight forward solutions for working with rich graphics and interactivity with HTML5 Canvas. It exposes an API that is familiar to Adobe Animate developers, but embraces JavaScript sensibilities.
United States

Popmotion is a lightweight 12kb JavaScript motion engine that makes creating engaging user interactions quick and simple.
Cost / License
- Free
- Open Source
Since
- Since 2016

FusionCharts Suite XT helps you create interactive JavaScript charts, gauges and maps in a jiffy for all your web, mobile and enterprise applications. Using it, you can build awesome dashboards, reports, analytics, monitors, surveys that blend aesthetic elegance and actionable...
Cost / License
- Paid
- Proprietary
Since
- Since 2009
United Kingdom


A new app build tool which brings a declarative approach to configurations (no more gruntfile/gulpfile fiddling nor repetitive generating with yeoman).
Cost / License
- Free
- Open Source
Since
- Since 2014
Alerts
- Discontinued

Cost / License
- Free
- Open Source (MIT)
Since
- Since 2016
Inspired by Babel, Bublé is an ES2015 compiler that takes your ES2015 JavaScript code and turns it into code that can run in today's environments.
Cost / License
- Free
- Open Source
Since
- Since 2016
United Kingdom

Ligi.js is a Javascript micro-library for keeping DOM elements in sync with arrays, and updating only properties that have changed. It is not a full declarative framework, but a simple set of utilities to help with reactivity in pure Javascript.
Cost / License
- Free
- Open Source (GPL-3.0)
Since
- Since 2020
Pts is a JavaScript library for visualization and creative-coding. Pts is lightweight and modular. Written in typescript, it comes with many useful algorithms for visualization and creative coding. Its friendly API supports both quick prototyping and bigger projects.
Cost / License
- Free
- Open Source (Apache-2.0)
Since
- Since 2019

GoJS is a feature-rich JavaScript library for implementing interactive diagrams across modern browsers and platforms. GoJS makes constructing diagrams of complex Nodes, Links, and Groups easy with customizable templates and layouts.
Cost / License
- Paid
- Proprietary
Since
- Since 2014
United States


codeExec let you create your own web application allowing users to create and execute code written in JavaScript, HTML, and CSS online.


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yoga is a prompt-driven scaffolding system (boilerplate/starter-code generation). Its aim is to make it easier to create and maintain personal boilerplates that evolve over time.
Cost / License
- Free
- Open Source
Since
- Since 2016
Take the path less traveled. Or don't. With Trails, there's no cargo cult. Your team can use the design patterns and existing Node modules they already know. The capability of the framework itself is up to you, the developer, by choosing precisely the modules you need to...



































































