Gizmo: Code Editor and Preview Tool

Name: Gizmo: Code Editor and Preview Tool
Rating: 5 (2 reviews)
Author: Max Fowler

Gizmo is a Chrome sidePanel web code editor and preview tool.

As of May 2026, Gizmo: Code Editor and Preview Tool has 66 users and a 5.00/5 rating from 2 reviews in the Productivity category.

Max Fowler Productivity

Chrome Web Store ↗.crx

Users+1.5%

Rating0%

5.00

2 reviews

Reviews0%

Version

1.0

Manifest V3

History

3 snapshots

Tracking since Apr 1, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 1, 2026	65	5.00	2	1.0
Apr 29, 2026	63	5.00	2	1.0
May 27, 2026	65	5.00	2	1.0
Now	66	5.00	2	1.0

Permissions & access

Permissions: storagesidePanel
Host access: None declared

Screenshots

Gizmo: Code Editor and Preview Tool screenshot 1

Gizmo: Code Editor and Preview Tool screenshot 2

Gizmo: Code Editor and Preview Tool screenshot 3

About

Gizmo's simple sandbox environment let's you render basic HTML pages on the fly. Some basic support for Javascript, CSS, Canvas wrapped in HTML. Also preview SVG.

Gizmo Features:

1. Code File Management:
   - Create, save, edit, and delete code files
   - Search existing file names

2. Dark/Light Mode Toggle

3. Code Preview:
   - Live preview of code that can handle some JavaScript wrapped in HTML. 
   - Reset code preview

4. Version Control:
   - Save code
   - View code version history with timestamps
   - Open previous versions

5. Responsive design to expand width