Best strtolower plugins for WordPress
The most popular strtolower plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Make Filename Lowercase leads with 1K+ active installs, ahead of Case-Insensitive Passwords (50+). All 2 plugins tagged “strtolower” are below, with figures from WordPress.org that update every day.
Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.
Research this niche or see all plugins.
Top 2 strtolower plugins
- 1.
Make Filename LowercaseThe most installed strtolower plugin, with 1K+ active installs. Only 4 reviews so far, last updated 1 year ago. Tested only up to WordPress 6.8.12.
- 2.
Case-Insensitive Passwords50+ active installs. Only 1 review so far, last updated 12 years ago. Tested only up to WordPress 4.0.38.
All 2 plugins tagged “strtolower”
Make Filename Lowercase
Up in the last 7 days:2#5,494by ereckers1 year ago
Sets uploaded media filename to lowercase.
- Installs
- 1K+
- Rating
- 4.8(4)
- Downloads
- 11/day
Case-Insensitive Passwords
Up in the last 7 days:37#20,486by Lew Ayotte12 years ago
Enables case-insensitive authentication for new passwords created on your WordPress website.
- Installs
- 50+
- Rating
- 1.0(1)
- Downloads
- 0/day