WP-Optimize
95Get caching and more with this powerful cache plugin. Cache, optimize images, clean your database and minify f...
Free
1M+ installs 4.8★ (2,606)
WSA
On servers using the website accelerator by Astral Internet, the module offers the ability to automatically purge the cache when a page is modified.
The facts
- Rating
- 5★ from 1
- Active installs
- 200+
- Price
- Free
- Last updated
- 17 Aug 2026
- Added
- Nov 2019
- Requires WP
- 5.0
- Tested up to
- WP 7.1
- Requires PHP
- 7.4
- Downloads
- 6,846
Our analysis
AI-assistedWSA – Website Accelerator Cache Purge is a WordPress plugin designed to enhance website performance by caching elements on the server. By using buffer memory, it allows for faster delivery of content to users. The plugin is particularly useful for those looking to optimise their site's speed through caching techniques.
This plugin maximises the Nginx caching feature and provides granular configuration options for individual sites. It is suitable for website owners who want to improve their site's load times and overall performance without needing extensive technical knowledge.
Best for: Website owners looking to enhance performance through caching.
What it does well
- ✓Free to use from the WordPress.org directory
- ✓Maximises Nginx caching features
- ✓Allows granular configuration for each site
- ✓Designed to improve website speed
Where it falls short
- •Limited information on specific features
- •Only tested up to WordPress 7.1
Verdict
WSA – Website Accelerator Cache Purge offers a straightforward solution for caching, suitable for those wanting to speed up their websites. However, detailed feature information is sparse.
From the developer
Astral Internet's own description of WSA, lightly tidied.
The Website Accelerator by Astral Internet is a tool that allows you to place certain elements of a site in buffer memory (cache) inside the server. Once the elements are placed buffer of the server, they can be served much faster to people viewing a website.
The website accelerator maximizes the Nginx caching feature while offering granular configuration for each site. More information concerning the WSA module is available on this blog: No more slow websites!.
Tagged as
purpose
Performance & Speed
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