Wp-UnitPNGfix
This plugin includes the unitpngfix.js javascript file if the browser is IE6 or lower. In plain words, it implements the solution for the PNG trasparency provided by Unit Interactive Labs…
Consider an alternative
Wp-UnitPNGfix shows warning signs in 2026 — compare the alternatives below before installing. It runs on 60+ sites and was last updated 7 years ago, and scores 25/100 on our health check.
- Small user base (60+ active installs)
- Very few reviews so far
- No update in 6 years
- Only tested up to WordPress 2.6 (latest is 7.1)
How does it stack up?
Side-by-side on installs, updates, ratings & supportDaily downloads
Download spikes usually follow a new release — each site that auto-updates counts as a download.
Rankings
Where Wp-UnitPNGfix stands todayWordPress.org search rankings
Live position in the plugin search, top 100| Keyword | Position |
|---|---|
| filter | >100 |
| fix | >100 |
| ie6 | #26 |
| png | >100 |
| transparency | >100 |
Version adoption
Share of active sites per release.
About Wp-UnitPNGfix
From the official readme · v0.2.2Description
This plugin includes the unitpngfix.js javascript file if the browser is IE6 or lower. In plain words, it implements the solution for the PNG trasparency provided by Unit Interactive Labs (http://labs.unitinteractive.com/unitpngfix.php). It works on img objects and background-image attributes.
License
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details.
You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place – Suite 330, Boston, MA 02111-1307, USA.
Installation
- Unzip
wp-unitpngfix.zipfile - Upload
wp-unitpngfixdirectory to the/wp-content/plugins/directory on your server - Activate the plugin through the ‘Plugins’ menu in WordPress
- You are all set
Changelog
2019 10 23: Just bringing the plugin under the right contributor’s account.
2008 09 01:
* changed bloginfo('url') to bloginfo('wpurl')
* updated unitpngfix.js to the latest release from Unit Interactive (2008 08 31)
* release 0.2.1
2008 08 13:
* path to clear.gif fixed
* release 0.2
2008 08 09:
* readme.txt update
* release 0.1.4
2008 08 08:
* cleaner HTML
* release 0.1.2.
2008 08 04:
* readme.txt becomes compatible with WordPress Extend standard
* committed to WordPress Extend
* release 0.1.1
2008 08 02:
* release 0.1
For developers
Is this your plugin? Show off the numbers.
Add a live badge to your site, docs or GitHub README. It updates on its own — no account needed.
Best Wp-UnitPNGfix alternatives
All filter plugins →FAQ
Wp-UnitPNGfix: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Sep 30, 2026
Is Wp-UnitPNGfix free?
Yes. Wp-UnitPNGfix is free to download and use from the official WordPress.org plugin directory.
Is Wp-UnitPNGfix safe to use in 2026?
Wp-UnitPNGfix shows warning signs in 2026 — compare the alternatives below before installing. It runs on 60+ sites and was last updated 7 years ago, and scores 25/100 on our health check.
How many websites use Wp-UnitPNGfix?
Wp-UnitPNGfix is active on 60+ WordPress websites and has been downloaded 11,154 times since it launched in August 2008. It was downloaded 57 times in the last 30 days.
Does Wp-UnitPNGfix work with WordPress 7.1?
Wp-UnitPNGfix is officially tested up to WordPress 2.6, while the latest release is 7.1.2. It may still work, but try it on a staging site first.
When was Wp-UnitPNGfix last updated?
The latest version, 0.2.2, was released on October 23, 2019 (7 years ago).
Who makes Wp-UnitPNGfix?
Wp-UnitPNGfix is developed and maintained by Vinnie.
What are the best alternatives to Wp-UnitPNGfix?
The most popular alternatives to Wp-UnitPNGfix are HUSKY (80K+ installs), Search & Filter (50K+ installs) and Allow HTML in Category Desc… (8K+ installs).
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