FLATsite Serverless Search


FLATsite Serverless search plugin: the #1 WordPress Search plugin for serverless WordPress websites.

FLATsite has helped thousands of websites worldwide convert their websites to static HTML sites to optimize page load speeds, boost website security, etc. Now FLATsite has created a responsive serverless plugin to help you activate the WordPress search engine, without using a database. This serverless search plugin will guarantee better user experience for search compared to other static sites that lack this feature. So, this is ideal for any static website.

The plugin is responsive and compatible with most themes.

Features List

  • Search in posts, pages and custom post types such as Events, Portfolio items and more (configuration required for custom post types)
  • Search in title, description and excerpt
  • Automatic search replacement as well as widget availalbe
  • Fully JavaScript powered
  • Ligtweight script and index files
  • Highly compatible and responsive
  • Optimized cache


1.Install the Serverless Search plugin and activate it in your WordPress backend.



Do I need to setup something after downloading?

No, just install and activate the plugin to use it. After successful activation of the serverless search plugin all features will work and itwill be visible right away.

Can I overwrite display of modal?

Yes, lookup the CSS of the serverless search plugin and overwrite them to the header of your WordPress website.

Does the Serverless Search Plugin work only with FLATsite?

No, it supports WordPress as well. However, we recommend using FLATsite to secure and speed up your WordPress website.


July 21, 2021
FLATsite solution is excellent, they are very professional and quick! Static sites have no database. The visitor receives every webpage on the website exactly as stored. Friendly and proactive support always. - Fast Network.
June 25, 2021
Absolutely amazing support and the speed of servers I love it... Very happy with FlatSite! Would like to mention that Flatsite offers serverless plugins that will make using your static website even easier. Serverless plugins allows users to overwrite the core functionality of a framework. Good job!
June 10, 2021
Flatsite guys are great!! I’ve never had such a fast response from any option. When you use a Flatsite static html site generator, your website will be completely secure. Thanks again for the great support!!
Read all 3 reviews

Contributors & Developers

“FLATsite Serverless Search” is open source software. The following people have contributed to this plugin.




Release Date: February 4th, 2021

  • Bugfixes:
    • Fixed a bug that was custom types setting to not being saved correctly.


Release Date: February 3rd, 2021

  • Bugfixes:
    • Fixed a bug that was causing some custom type from not being displayed in the settings.


Release Date: January 26nd, 2021

  • Enhancements:
    • Updated description.


Release Date: October 22nd, 2020

  • Enhancements:

    • Added settings page.
    • Configure which post types to include to the search index file.
    • Improved how the search index is updated based on post status.
  • Bugfixes:

    • Fixes a bug that was indexing all published records in the wp_posts table no matter if post type was valid or not.
    • Fixes some bugs causing the index to contain entries that were trashed or deleted.


Release Date: October 22nd, 2020

  • Bugfixes:
    • Fixes a bug in Firefox causing infinite loop page reload.


Release Date: October 21th, 2020

  • Enhancements:

    • Added changelog.
  • Bugfixes:

    • Fixes a bug that generated a “Updating failed.” error when trying to update posts.

Earlier versions

For the changelog of earlier versions, please refer to the separate changelog.txt file.