Online Code Editors

• Judge0 IDE (ide.judge0):

It is a free and open-source online code editor that allows you to write and execute code from a rich set of languages. It's perfect for anybody who just wants to quickly write and run some code without opening a full-featured IDE on their computer.

Here’s a link to Judge0 IDE's open source repository on GitHub

 

Judge0 IDE's Features

• Free and open-source
• Online code editor
• Write and execute code from a rich set of languages

 

 

• Cloud9 IDE (Cloud9):

 

 Cloud9 provides a development environment in the cloud. Cloud9 enables developers to get started with coding immediately with pre-setup environments called workspaces, collaborate with their peers with collaborative coding features, and build web apps with features like live preview and browser compatibility testing. It supports more than 40 languages, with class A support for PHP, Ruby, Python, JavaScript/Node.js, and Go.

 

Cloud9 IDE's Features

• Real-time collaboration and chat
• Connect via SSH and FTP
• Code Completion (suggestions)
• Highlighting and syntax hints
• Goto File- fast file access
• Adaptive Themes- chnage themes and skin
• Code Folding- folding arrows allow you to collapse code
• Multiple cursors- add a cursor to the rows above and below the current line
• Focus- Every part of the Cloud9 UI can be collapsed or hidden entirely, so you get the maximum space to focus on your code. And for the truly exceptional among us, there’s zen mode, where the editor floats above the IDE to fill 100% of the browser.
• Drag & Drop- The project tree scrolls, highlights and expands folders automatically for the most natural drag n drop experience.
• Command-Line- command-line is your shortcut to a ton of useful features, like "mkdir", "npm", "git" and "zen"
• Git and Mercurial support
• Seamless Node.js Integration

• Red Hat Codeready Workspaces (Red Hat Codeready Workspaces):

 

Built on the open Eclipse Che project, Red Hat CodeReady Workspaces provides developer workspaces, which include all the tools and the dependencies that are needed to code, build, test, run, and debug applications. 

Red Hat Codeready Workspaces's Features

• Portable Developer Workspaces
• Multi-Tenant
• Workspace as Code
• Agile Workflow with JIRA and Microsoft VSTS
• Cloud IDE with Intellisense and Refactoring
• Downloadable and Hosted Deployments
• Docker Machines
• Integration with Developer Toolchain
• Offline Development
• Workspace Snapshots
• Operations View
• Multi-Machine
• SSH / Terminal Access
• RESTful Workspaces
• Custom Plug-Ins
• Based on Eclipse Che Open Source

 

 

• Codeanywhere(Codeanywhere):

A development platform that enables you to not only edit your files from underlying services like FTP, GitHub, Dropbox and the like, but on top of that gives you the ability to collaborate, embed and share through Codeanywhere on any device.

Codeanywhere's Features

• Code editor
• FTP Client
• SSH Terminal
• Revisions
• Apps for iOS, Android, Chrome, Windows, Blackberry, Kindle

 

 

• Koding(Koding):

Koding is a feature rich cloud-based development environment complete with free VMs, an attractive IDE & sudo level terminal access!

 

Koding's Features

• Free virtual machine (VM) with Ubuntu, root access, apt-get, and many commonly used tools
• Built-in Terminal with 256-color support
• All languages, databases, and command-line tools are supported
• Various file upload options such as Drag & Drop, Dropbox, Clone from Github, FTP and the ability to access them using SSH
• Real-time code and terminal collaboration with integrated chat abilities
• Subdomains serve PHP, Perl, Python via Apache, and additional ports are available for other web apps
• Additional VMs can be purchased and shared with group members
• Unlimited user-defined domains and subdomains for private or shared VMs
• Ability to signup with Github, and link account to oDesk and Facebook

 

• CodePen(codepen):

It is a social development environment for front-end designers and developers.. It functions as an online code editor and open-source learning environment, where developers can create code snippets, creatively named "pens", and test them.

 

• Eclipse Che(che):

Eclipse Che makes Kubernetes development accessible for developer teams, providing one-click developer workspaces and eliminating local environment configuration for your entire team. 

 

Eclipse Che's Features

• Universal Workspace
• Docker Machines
• Workspace Agents
• Workspace Snapshots
• Collaborative Workspaces
• RESTful Workspaces
• SSH / Terminal
• Cloud IDE
• Integrated Ops Environment
• Multi-Machine
• Multi-Project
• Commands
• Previews
• Java Intellisense
• JavaScript Intellisense
• Light Theme
• Plug-Ins
• Open Source

 

• CodeSandbox (codesandbox):

CodeSandbox allows developers to simply go to a URL in their browser to start building. This not only makes it easier to get started, it also makes it easier to share. You can just share your created work by sharing the URL, others can then (without downloading) further develop on these sandboxes.

 

• StackBlitz (stackblitz.com):

StackBlitz is an online IDE where you can create Angular & React projects that are immediately online & shareable via link… in just one click. It automatically takes care of installing dependencies, compiling, bundling, and hot reloading as you type.

 

• Theia (theia):

Theia provides the end-user with a full-fledged multi-language IDE (not just a smart editor) and supports equally the paradigm of Cloud IDE and Desktop IDE.

 

• JSFiddle (jsfiddle):

It is an online community for testing and showcasing user-created and collaborational HTML, CSS and JavaScript code snippets, known as 'fiddles'. It allows for simulated AJAX calls.

 

 

JSFiddle's Features

• Saving and Forking code
• GitHub Integration
• Live code collaboration
• Bug reporting (test-case) for GitHub Issues 

1. Codebox (codebox):

FriendCode was created in 2013 with the vision of creating powerful development tools, tackling issues like collaboration, cloud development and many others. We are building Codebox, an open source Cloud IDE, than can run not only on the cloud, but on your desktop or your server as well. Codebox.io lets you host and manage Codebox instances online as a service using a dashboard or an API.

 

Codebox's Features

• Unlimited private repositories.- Create a repository and import your code from any existing cloud filesystem.
• Go Social.- Collaborate, chat, share with friends and colleagues. Making coding social
• Build, Run, Debug.- In one click, Compile and Run your code directly on the cloud from your web interface.
• In one click, Deploy applications to any existing cloud platforms
• PaaS Deployment.- After testing, in one click transform your code in a complete running application.
• Servers Deployment.- Administer your servers and deploy your code at ease from our web administration interface.
• Fork application.- Start with good templates by forking complete running and deployable applications.

 

• Codio (codio):

Every project gets its own Box: an instantly available server-side development environment with full terminal access. With features such as forking, collaboration, importing from Git repos and more, Codio strives to remove as many barriers as possible to create a platform developers will enjoy using as their IDE of choice.

Codio's Features

• Back End Boxes
• Abbreviations
• AutoComplete
• Panels & Tabs
• Command Bar
• Quick Open
• Keyboard Shortcuts
• Bower
• File Templates
• Importing
• SSH
• Deployment
• Annotations
• Integrated services like Git, Bower, Deployment, Remote SSH Management, Tutorial Annotations, Code Templates and more.

 

• Codiad (codiad):

It is an open source, web-based, cloud IDE and code editor with minimal footprint and requirements.

 

Codiad's Features

• Support for 40+ languages
• Plugin Library
• Error checking & notifications
• Multiple user support
• Editor screen splitting
• Local Storage redundancy
• Advanced searching tools
• Smart auto-complete

• Gitpod (gitpod.io) :

It is an online IDE for GitHub and GitLab that launches ready-to-code dev environments for any project with a single click.

Gitpod's Features

• VS Code Extensions
• Prebuilt Workspaces
• Supports All Programming Languages Language Support Linux Terminals
• Code Reviews
• Parallel Workspaces
• Create Snapshots
• Works on any Device
• Share Running Workspaces

 

 

• PaizaCloud Cloud IDE (paiza.cloud)

PaizaCloud IDE is a flexible browser-based web development environment. You can choose between Floating window mode like desktop OS, or Tab window mode. You can run File manager, Editor, Terminal to develop web applications. 

PaizaCloud Cloud IDE's Features

• Extensible PaizaCloud app
• Floating window manager
• Supports Jupyter notebook
• HTTP/HTTPS access to any ports
• Terminal with root

 

• Kobra.io (kobra.io)

Kobra is the easiest way to collaborate on code quickly with your coworkers, friends or students. With built in video & voice chat, the themes and keyboard shortcuts you're used to and syntax highlighting, you'll feel right at home. We're not trying to be your online IDE, we just want to be the simple online editor you use to collaborate on the fly.

 

Kobra.io's Features

• Realtime Collaborative Coding
• Video Chat
• Voice Chat
• Text Chat
• Syntax Highlighting for 100+ Languages
• Common Themes

 

• CodeTasty (codetasty.com):

It is a powerful online code editor in the cloud. It supports over 40 languages, including PHP, Node.JS, Python, Java, Ruby, C.

CodeTasty is a tool in the Integrated Development Environment category of a tech stack.

CodeTasty is an open source tool with GitHub stars and GitHub forks. Here’s a link to CodeTasty's open source repository on GitHub

CodeTasty's Features

• Powerful editor
• Built-in Terminal
• Personalization
• Collaboration
• Revisions. 

I am listing some more links of online compilers.

• firepad.io

• codeshare.io

 Enjoy!!!!