a web server for developers

WorldWideWeb is loaded with FREE features that every developer will love:

Includes a free trial for PRO features.

What’s Everyone Saying?

“Oh how I love the mad geniuses at The Iconfactory.”

Six Colors

“WorldWideWeb’s killer feature is simplicity.”


“The true beauty of WorldWideWeb, however, is that you can preview sites on devices on your network.”

Switch to iPad

“Incredibly helpful (beginner's perspective) … This is the simplest, cleanest, and least resource-hungry way to test out website development.”

App Store review

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Version History

Added a reverse proxy for automatic refresh on dynamically generated sites. New advanced settings on iOS, including background sound level.

WorldWideWeb 2.1.1

January 2024


  • Fixed issues that could cause a crash during auto refresh


  • Added a byte count to activity log

WorldWideWeb 2.1

October 2023


  • Added a proxy configuration:
    • Configure with the world icon in the Website Folder section
    • Allows auto refresh on dynamically generated sites
    • Works great with Rails, PHP, and other web frameworks
    • See “Proxy Configuration” in Help for more information
  • Dragging a file onto the Dock icon or Website Folder will start a server for the containing folder and load the file in a new browser window [Yay Zanstra!]


  • Added advanced settings:
    • Located in System Settings app under WorldWideWeb
    • Includes adjustment of background sound levels [Yay datajerk!]
    • See Help for more information


  • Directory listing can now show relative paths (see "Advanced Settings" in Help) [Yay 760ceb3b9c0ba4872cadf3ce35a7a4!]
  • Increased the number of files that can be used with auto refresh
  • Clarification in purchase view that basic features continue to work without PRO upgrade

WorldWideWeb 2.0

May 2023


  • Auto refresh improved:
    • Navigating back now automatically reconnects
    • Switching website folders will reload browser and reconnect
    • The file that caused the refresh is shown in browser status bar
  • PRO features added:
    • Automatic refresh on both macOS and iOS
    • Recent folders on macOS
    • Secure context on iOS
    • Free trial for all PRO features


  • The server keeps running after a new Website Folder is selected
  • Dropping a folder on the Dock or main window starts the server after setting the Website Folder
  • The server now starts when launched from the command line:
    • $ open -a WorldWideWeb /path/to/website && open "http://localhost:8080"

WorldWideWeb 1.0.2

October 2022


  • Fixed an issue with “.js” files not being recognized for auto refresh
  • Fixed a problem with folders that had hundreds of HTML/CSS/JavaScript files
  • The auto-refresh script now gets injected after html and DOCTYPE elements if there is no head element
  • Fixed a problem with accessing resources after an address bind error


  • $TMPDIR path in Settings can now be selected & copied

WorldWideWeb 1.0.1

June 2022


  • New setting to automatically refresh browser when changes are detected
  • The POST method no longer generates a directory listing and then a crash


  • Long server names no longer change the window width
  • Added a command line option to disable Bonjour
  • Parent folders are added to recent items if duplicates are detected
  • Added support for dragging folders:
    • To the Website Folder of the window
    • Onto the Dock icon


  • Fixed navigation and tab bar appearance on iOS 14
  • Added documentation for running in the background
  • A tap & hold on Server URL now displays a share sheet

WorldWideWeb 1.0

June 2022

Initial Release.