Browse free open source JavaScript Web Development Software and projects below. Use the toggles on the left to filter open source JavaScript Web Development Software by OS, license, language, programming language, and project status.
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The Free / Libre / Open Source Web App with the most built-in features
"Software made the wiki way"
A full-featured, web-based, tightly integrated, all-in-one Wiki+CMS+Groupware, Free Source Software (GNU/LGPL), using PHP, MySQL, Zend Framework, jQuery and Smarty. Tiki can be used to create all kinds of Web applications, sites, portals, knowledge base, intranets, and extranets.
Tiki is the Open Source Web Application with the most built-in features. Highly configurable and modular, all features are optional and administered via a web-based interface.
Major features include a wiki engine, news articles, discussion forums, newsletters, blogs, file galleries, bug and issue trackers (form generator), polls/surveys and quizzes, banner management system, calendar, maps, mobile , RSS feeds, category system, tags, an advanced themeing engine, spreadsheet, drawings, inter-user messaging, menus, advanced permission system for users and groups, search engine, external authentication, etc.
Security reports: https://security.tiki.org
Node.js is a free, open-source, cross-platform JavaScript runtime environment that allows developers to run JavaScript outside of the browser. It is built on Chrome’s V8 engine and is designed for building fast, scalable network applications. Node.js enables developers to create servers, APIs, command-line tools, and full-stack web applications using a single programming language. Its non-blocking, event-driven architecture makes it highly efficient for handling concurrent requests. The ecosystem is supported by npm, one of the largest package managers, providing access to thousands of libraries and tools. Node.js is widely used for backend development, real-time applications, and microservices architectures.
jQuery is a fast, small, and feature-rich JavaScript library. It makes things like HTML document traversal and manipulation, event handling, animation, and Ajax much simpler with an easy-to-use API that works across a multitude of browsers. With a combination of versatility and extensibility, jQuery has changed the way that millions of people write JavaScript. jQuery also supports Node, browser extensions, and other non-browser environments. To build jQuery, you need to have the latest Node.js/npm and git 1.7 or later. Earlier versions might work, but are not supported. Special builds can be created that exclude subsets of jQuery functionality. This allows for smaller custom builds when the builder is certain that those parts of jQuery are not being used. For example, an app that only used JSONP for $.ajax() and did not need to calculate offsets or positions of elements could exclude the offset and ajax/xhr modules.
TypeScript is an open source programming language that is a typed superset of JavaScript. It adds optional static typing to JavaScript, which can support tools for large-scale JavaScript applications for any browser, host and OS.
TypeScript compiles to clean, simple JavaScript, and uses existing JavaScript code and libraries. It also offers support for the latest and evolving JavaScript features, such as async functions and decorators.
sql.js is a javascript SQL database. It allows you to create a relational database and query it entirely in the browser. You can try it in this online demo. It uses a virtual database file stored in memory, and thus doesn't persist the changes made to the database. However, it allows you to import any existing sqlite file, and to export the created database as a JavaScript typed array. sql.js uses emscripten to compile SQLite to webassembly (or to javascript code for compatibility with older browsers). It includes contributed math and string extension functions. sql.js can be used like any traditional JavaScript library. If you are building a native application in JavaScript (using Electron for instance), or are working in node.js, you will likely prefer to use a native binding of SQLite to JavaScript. A native binding will not only be faster because it will run native code, but it will also be able to work on database files directly instead of having to load the entire database.
The world’s most popular open source headless Node.js CMS
Ghost is a popular open source headless Node.js CMS for professional online publishing. Ghost allows writers, podcasters and other online content creators to quickly and easily set up their own sites, publish content on their own terms and deliver newsletters online.
Ghost is a powerful platform that gives you complete control over design, content, delivery, experience and more. It’s got built-in SEO features, email newsletters, and works with hundreds of tools that can help speed up your workflow. It’s also great for entrepreneurs as it has the ability to create sustainable membership businesses.
MBR WP Performance is the WordPress optimisation plugin for users who want real control. Instead of hiding complexity behind a single button, it provides transparent, granular controls for every performance technique—so you understand exactly what each feature does.
Core Features: Disable WordPress features that you don’t need. Self-host and preload Google Fonts, lazy load images and videos, defer/delay JavaScript execution, generate and inline critical CSS, preload critical resources, optimise database tables, clean revisions and orphaned data, and much more. Every feature includes clear explanations and real-world impact estimates.
Windows, Mac and Linux Desktop builds of Phoenix Code Editor
Phoenix Code is an open-source project that provides desktop builds of the Phoenix Code Editor for Windows, macOS, and Linux. It brings the web-focused editing experience of Phoenix into a locally installed application. The editor is designed to simplify coding through an intuitive, lightweight interface that emphasizes accessibility and productivity. It focuses primarily on web development, with dedicated support for HTML, CSS, and JavaScript. Users can work with local projects, edit source files, and use development tools such as syntax highlighting, code completion, and live previews. Phoenix also supports extensions compatible with much of the Brackets ecosystem, allowing users to customize their workflow. The desktop project uses a Tauri-based application shell and provides a platform for integrating the editor with native operating system capabilities.
Bower offers generic, unopinionated front-end package management. It manages all the packages you need for a website, making sure they are all up-to-date and in the specific versions that you need. Bower can manage components that contain HTML, CSS, JavaScript, fonts or even image files. There’s no concatenating, minifying code or anything else - it just installs the right versions of the packages you need and their dependencies. How you use your packages will then be entirely up to you.
Bower runs over Git and is package-agnostic, which means that a packaged component can be made up of any type of asset, and use any type of transport.
OpenUI5 lets you build enterprise-ready web applications
OpenUI5 lets you build enterprise-ready web applications, responsive to all devices, running on almost any browser of your choice. OpenUI5 follows open standards and includes powerful development concepts, efficient tools, as well as a rich set of UI controls. No need to worry about device specifics! UI5 apps and controls run on smartphones, tablets and desktop browsers. OpenUI5 is a JavaScript UI Framework released by SAP under the Apache 2.0 license. It's open for contributions and feedback! Explore key concepts of OpenUI5 in this minimalist web app using the MVC pattern and bootstrapping from our CDN. OpenUI5 is licensed under the Apache License, Version 2.0 - see LICENSE.txt. It also contains third-party open-source modules. Or use UI5 Tooling, the recommended tool for working with OpenUI5! It allows you to manage your framework dependencies and build optimized packages for all applications, components, and libraries.
Count and limit requests by key with atomic increments
rate-limiter-flexible counts and limits number of actions by key and protects from DDoS and brute force attacks at any scale. It works with Redis, process Memory, Cluster or PM2, Memcached, MongoDB, MySQL, PostgreSQL and allows to control of requests rate in single process or distributed environment. All operations in memory or distributed environments use atomic increments against race conditions. Combine limiters, block key for some duration, delay actions, manage failover with insurance options, configure smart key blocking in memory and many others. Average request takes 0.7ms in Cluster and 2.5ms in a Distributed application. See benchmarks. It provides a unified API for all limiters. Whenever your application grows, it is ready. Prepare your limiters in minutes. No matter which node package you prefer: redis or ioredis, sequelize/typeorm or knex, memcached, native driver or mongoose. It works with all of them.
Web AND Mobile (Apple iPhone) based, multi user, java port of the KeePass project. A free, easy to use password manager which helps you to manage your passwords in a secure way. Focused on deep encryption and ease of use.
VFront is a dynamic front-end for MySQL, PostgreSQL and SQLite DBs.
VFront is a dynamic front-end for MySQL, PostgreSQL and SQLite databases written in PHP and Javascript. With VFront you can create forms for manage data in AJAX style, rules and privileges for differents groups, reports ,statistics and much more.
Please note that the project, with the latests updates, has moved on Github: https://github.com/marciuz/vfront/
OpenBEXI is a WYSIWYG HTML builder using the magic of HTML5 and CSS3 . By resizing, dragging and dropping various HTML widgets it is easy to build a web page.
All texts using the DOJO editor, pictures, charts, chart-flows, Dygraphs, timelines, lists and DOJO widgets edited on your browser look like the HTML page you are going to publish to your web site.
OpenBEXI provides a powerful CSS and JavaScript editor to change on the fly the presentation and the behavior of your web pages.
Tools allow you to create, manage and publish web projects and HTML pages for Internet.
The cross-platform successor to Web Server for Chrome
200 OK Web Server is a lightweight, cross-platform HTTP server designed for local web development and file sharing. It is the successor to Web Server for Chrome, rebuilt by the original developer with modern native technologies. Users can serve static files from local directories and access them through a browser or local network. The server automatically detects MIME types and serves index.html files when available. Directory listings display file names, sizes, and modification dates. HTTP features include ETag caching, conditional requests, and byte-range support. Path traversal protection helps prevent unauthorized access outside the configured directory. The application supports Windows, macOS, Linux, Android, and ChromeOS, with Chrome extension integration for convenient server control.
Less (which stands for Leaner Style Sheets) is a backwards-compatible language extension for CSS. This is the official documentation for Less, the language and Less.js, the JavaScript tool that converts your Less styles to CSS styles. Because Less looks just like CSS, learning it is a breeze. Less only makes a few convenient additions to the CSS language, which is one of the reasons it can be learned so quickly. Less gives you the ability to use nesting instead of, or in combination with cascading. Arithmetical operations can operate on any number, color or variable. If it is possible, mathematical operations take units into account and convert numbers before adding, subtracting or comparing them. The result has leftmost explicitly stated unit type. If the conversion is impossible or not meaningful, units are ignored. With Less you can transform colors, manipulate strings and do maths.
BBC World Service News websites are rendered using Simorgh, a ReactJS based Single Page Application which also builds Accelerated Mobile Pages (AMP) for every regular HTML page that it renders. Simorgh also renders AMP pages for BBC Public Service News and BBC Sport. Simorgh provides a fast and accessible web experience used by millions of people around the world each month (see list of websites using Simorgh). It is regularly maintained and well documented, and we welcome open-source contributors. Simorgh is primarily maintained by the BBC News Web Engineering teams. It delivers highly trusted news to readers all over the world, currently in (41 languages). We support a wide range of devices and care deeply about scale, performance, and accessibility. We work in agile, flexible teams, and have an exciting roadmap for future development.
Strapi is the most advanced open-source headless CMS for creating powerful and customizable APIs with no effort. Built with 100% JavaScript, Strapi lets you easily create self-hosted, customizable, and performant content APIs. Strapi projects can be hosted on any platform of your choice, and you can work with any database you prefer. All your favorite dev tools-- from static site generators and databases to hosting platforms work with Strapi, so you're never locked in.
Strapi is designed to be developer-first, with powerful features that allow you to create a flexible data structure in just minutes. Strapi also makes it easy for editors to manage their content and distribute it anywhere. With Strapi, you always have full control of your data.
SurveyJS Form Library is distributed as npm packages and as scripts and style sheets that you can reference on your page. You can use it in any React, Angular, Vue, Knockout, or jQuery application. React, Angular, Knockout, and Vue3 are supported natively.
To communicate with the server, the libraries use JSON objects that represent form schemas (content and layout of a form) and form results (answers). You have the option to build dynamic JSON-driven forms using our free full-featured form builder demo available on the website. Alternatively, you can integrate the form builder library and create forms using a drag-and-drop UI directly within your own application.
With years of development and support behind us, we've assisted hundreds of companies across various industries. With Survey, you can create nearly anything that popular cloud services offer. Furthermore, our library is fully extensible, allowing you to modify its behavior to suit your specific needs.
The simple, easy-to-implement library to export HTML tables to xlsx
The simple, easy-to-implement library to export HTML tables to xlsx, xls, csv, and txt files. To use this library, include the FileSaver.js library, and TableExport library before the closing body tag of your HTML document. In order to provide Office Open XML SpreadsheetML Format ( .xlsx ) support, you must include the following third-party library in your project before both FileSaver.js and TableExport. To support legacy browsers ( Chrome < 20, Firefox 13, Opera 12.10, IE, 10, Safari 6 ) include the Blob.js polyfill before the FileSaver.js script. Additional properties can be passed-in to customize the look and feel of your tables, buttons, and exported data. Notice that by default, TableExport will create export buttons for three different filetypes xls, csv, txt. You can choose which buttons to generate by setting the formats property to the filetype(s) of your choice.
Vue rendering engine for Express.js. Use .Vue files as templates
A Simple way of using Server Side rendered Vue.js 2.0+ natively in Express using streams. If you want to use vue.js and setup a large-scale web application that is server-side rendered, using Node+Express, but you want to use all the fantastic tools given to you by Vue.js. Then this is the library for you. The idea is simple use Node+Express for your Controller and Models, and Vue.js for your Views.. you can have a secure server-side rendered website without all the hassle. Your Controller will pass in the data to your View through. Requires Node V6 or greater, and Vue 2.0 or greater. (Latest Vue.js is included in this project) To use Data binding into the vue files you need to pass data in through the data object as above. express-vue will automatically add anything you put here to the root element of your Vue components. You do not need to have anything in data in your .vue file, but if you did what you put in res.render will overwrite it.
gulp is a streaming build system that automates slow, repetitive and time-consuming tasks in your development workflow. It is simple and easy to use with only a minimal API surface, but powerful enough to compose efficient build pipelines.
gulp is flexible and composable, and is also platform-agnostic, which means you can use it with PHP, .NET, Java and many other platforms. It’s got a strong ecosystem of npm modules and over 3000 curated, community-built plugins, so you can achieve exactly what you want.
Mobirise makes it easy for anyone to create responsive, Google-friendly websites — no coding needed.
Choose from 200+ Bootstrap 5-based themes to build sites that look modern, professional, and perfect on any device.
With the free Mobirise Website Builder, you can design and edit pages visually using drag-and-drop, inline editing, and simple site settings.
Now with Mobirise AI, you can generate entire websites in a minute — making web design faster and more creative than ever.
Seditio is a modular content management system and content management framework powered by PHP and MySQL.
The engine distinguishes itself from other content management systems by keeping the HTML code completely separate from the PHP. This allows graphic designers to create skins without having to know much PHP. Seditio can be skinned by editing pre-made skins supplied by the community, or easily making one's own by creating a template, and simply substituting for the TPL tags.
To install Seditio you need the following server software pre-installed:
- WWW Server (Apache, nginx, etc)
- PHP 5.4.0 or higher
- MySQL 5.0.7 or higher
- Server configuration
You MUST ensure that PHP has been compiled with support for:
- GD
- Hash
- Mbstring
- MySQL
- PCRE
- Sessions
********* THIS PROJECT HAS BEEN CLOSED ******************
We are still in the business of providing an open platform for intranet collaboration and business process automation; BUT it is no longer free. (see details here: http://www.precurio.org/forums/showthread.php?tid=45414 )
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