Slim Maintenance Mode

Plugin · Free

10,000+ active installs · Rated 5.0/5 · Updated August 6, 2026

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A lightweight plugin that hides a WordPress site from everyone except administrators while maintenance work is done. There are no settings: activate it, do the work, then deactivate it. It shows a reminder in the dashboard, sends a 503 status for search engines and clears several common cache plugins. It suits developers wanting a quick, no-fuss switch. The plugin is free.

Pros

  • No settings to configure: activate, work, deactivate
  • Sends a 503 status for search engines
  • Clears several common page caches on switch

Cons

  • No custom message, design or scheduling
  • Feeds are blocked while active
  • Cache clearing covers only the plugins the code names

Topics: Coming Soon plugins

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