Run in distraction-free window, manage multiple accounts easily and much much more with the unofficial desktop app for macOS, Windows and Linux on WebCatalog.

Don't have WebCatalog installed? Download WebCatalog.


Launch quickly from dock or taskbar and run in self-contained, distraction-free windows.

Multiple Accounts

Manage multiple accounts at the same time and switch between them with just a click or using keyboard shortcut.

App Lock

Protect your data from sneaky eyes with passwords or Touch ID.

Enhanced Notifications

Control notifications by schedule and show unread badge on dock (or taskbar) icon. is a San Francisco-based start-up and an online IDE (integrated development environment). Its name comes from the acronym REPL, which stands for "read–evaluate–print loop". The service was created by Jordanian programmer Amjad Masad and Jordanian designer Haya Odeh in 2016. allows users to write code and build apps and websites using a browser. Additionally, allows users to share projects through various ways. They also host "jams", coding competitions based on a certain theme. Contest prizes often vary from a temporary account upgrade, money, cryptocurrency, or a gift card. A repl at is an interactive programming environment. You can create a workspace in most popular programming languages, where you are given a container on a virtual machine where your code can run. In any given repl, there are two main parts - the editor and the console. The editor uses Monaco, the same technology that powers Visual Studio Code. On mobile, the editor is Ace. has a premium tier called the Hacker plan. It allows for more storage space, private code, and unlimited collaborators on a project, and the Github Education plan includes 3 months free of the Hacker plan. There are over 60 different programming languages on, including Python, Ruby, HTML, and Java. The company has received funding from Y Combinator, Andreessen Horowitz, Bloomberg Beta, and others. " The company has over 500,000 weekly active developers and over 3 million users. The site also has a Talk forum. This forum is used by many developers around the world to share their creations. The forum is kept clean by the Repl Talk Moderators.

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