Most important News CMSimple 5.20 => 5.21 (2026-01-05):

    Login Limiter - Loginlock after 3 failed attempts, configurable duration
    Improved admin menu (for narrow displays)
    Improved login form (for narrow displays)
    loginlink() displays logout link when logged in
    preparation of the 404 page for PageXplorer plugin
    Improved filebrowser- and backend template (for narrow displays and preparation of the menus for PageXplorer plugin)
    Some minor improvements in the backend
    Fixed issues with CSRF protection enabled

Most important News CMSimple 5.19 => 5.20 (2025-07-17):

	PHP warnings for pages without names, such as sitemaps, have been removed
	Some code cleaning (xhpages => cmsimplepages)
	Data security has been increased; updating is recommended

Most important News CMSimple 5.18 => 5.19 (2025-03-14):

	Support for .webp and .avif image files was incomplete and resulted in PHP error messages under certain conditions.
	Further improvements to the file browser
	Updating all CMSimple installations is recommended.

Most important News CMSimple 5.17 => 5.18 (2025-03-04):

    The pluginoader has been revised; it caused php warnings in debug mode.
    .avif image files are supported by filebrowser
    .avif image files are allowed in CMS Configuration

Most important News CMSimple 5.16 => 5.17 (2025-02-17):

    favicon.png and favicon.gif possible
    jQuery optimized and configured accordingly
    for updates from old versions: if no log.php => copy from setup folder
    new functions opendiv() and closediv() for compatibility with CMSimple Basic
    function li() extended for function expToc() (opened menu)
	
Most important News CMSimple 5.15 => 5.16 (2024-07-22):

    Login revised
    Bugfix Pluginloader index.php (in case no plugin is installed)
    Mail form improved: From:, Reply-To:, mailbody
    Filebrowser: Linklist for dialog "internal links" in Editorbrowser improved
    New functions from CMSimple Basic added (for compatibility)
    p: and f: possible for function calls (instead of plugin: and function:)
    fatal error with link button in Editorbrowser fixed
    "cmsimpleDataFileStored" renamed 3x to "cmsimpleDataStored" due to possible ModSecurity conflict

Most important News CMSimple 5.14 => 5.15 (2024-03-25):

    The drag&drop functionality of the pagemanager has been significantly improved
    ./cmsimple/defaultconfig.php: $cf['use']['h1only_pagesplitting'] empty again, is better when converting contents of old versions
    The routine for switching to h1only pagesplitting has been improved.