Overview
What is Extension Builder?
Extension Builder : Create your own custom extensions for WYSIWYG Web Builder with the help of this additional utility that offers live HTML rendering for ease of use
In depth
A closer look at Extension Builder
Users who are involved in website creation might have difficulties when trying to easily define their own website builder extensions. Extension Builder was created as an additional tool for the popular WYSIWYG Web Builder, in order to help users create their own extensions, without the need for external programming tools.It will allow them to create custom extensions, with various contents and save these extensions to individual WBX format files, for easy use within the WYSIWYG Builder’s toolbox.Novice users must take notice, as this is an advanced utility that involves complex building actions and requires prior HTML / XML code knowledge.It features a tabbed interface, with color-coded tabs for increased accessibility and it will offers users the necessary tools for creating and sharing web widgets such as code snippets, scripts, flash components, etc.Users will be able to define their own HTML codes, add various content such as images and define the behavior of the created widget. All the properties of the HTML code can be adjusted with ease and the utility provides both code formatting and a dedicated properties editor.Since it removes the need for an additional programming tool, Extension Builder will increase the working efficiency and it will allow quick building of extensions. It will provide easy conversion of the scripts to Flash format applications and users will be able to view the HTML code changes directly in the Web Builder, thanks to the “Live HTML rendering” feature. Support is offered for multiple types of image galleries through its XML templates and all the files are stored in a single WBX file.
Requirements
System requirements
Windows 10 64 bit / Windows 10 / Windows 8 64 bit / Windows 8 / Windows 7 64 bit / Windows 7 / Windows Vista 64 bit / Windows Vista
Verdict
Should you download Extension Builder?
Extension Builder runs on
Windows 10/11
and is available under the
Freeware
license
— the installer is 2 MB.
We’ve catalogued it under
General.
✓
Verified clean. Every Extension Builder build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
Sponsored
At a glance
Extension Builder specifications
- Publisher
-
Pablo Software Solutions
- Last updated
- May 1, 2026
- Requirements
- Windows 10 64 bit / Windows 10 / Windows 8 64 bit / Windows 8 / Windows 7 64 bit / Windows 7 / Windows Vista 64 bit / Windows Vista
- License
- Freeware
- Operating system
- Windows 10/11
- File size
- 2 MB
- Price
- Free
- Page views
- 527
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