Open XAMPP Control Panel, hit on the "Help" button and then "View ReadMe" ... It'll open a Notepad file having the first line as:

"###### ApacheFriends XAMPP Version x.y.x ######"

where x.y.z is the XAMPP version!

Answer from user3310092 on Stack Overflow
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YouTube
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How to Check PHP & XAMPP version & location Info in Terminal - YouTube
Get the full source code of application here:
Published ย  July 6, 2025
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Quora
quora.com โ€บ How-do-you-check-if-XAMPP-is-installed-or-not-in-Ubuntu
How to check if XAMPP is installed or not in Ubuntu - Quora
Answer (1 of 2): You have to understand this first: 1) LAMP For LAMP setup, you have to install PHP, Apache and Mysql packages separately. In LAMP you don't get anything to manage your server in GUI way. For Ex: To start apache server you have to type command in terminal. To start apache : sudo...
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Apache Friends
community.apachefriends.org โ€บ board index โ€บ xampp in english (language english only!) โ€บ xampp for windows
XAMPP Control Panel should show XAMPP version. - Apache Friends Support Forum
You can also check the PHP version by executing php -v in the XAMPP shell. There are some files having the xampp version number too, like \xampp\install\.version or \xampp\readme_en.txt
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1Gbits
1gbits.com โ€บ home page โ€บ blog โ€บ linux tutorials โ€บ how to check the mysql version?
How to check the MySQL version?
February 1, 2025 - There are several ways to check your XAMPP MySQL version. Go to your XAMPP installation folder and find the readme en.txt file inside.
Find elsewhere
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Apache Friends
apachefriends.org โ€บ faq_linux.html
XAMPP FAQs for Linux
Checking integrity of files... Restoring configuration, log and htdocs files... Checking versions... Installed: XAMPP 1.4.2 Backup from: XAMPP 1.4.2 Restoring MySQL databases... Restoring MySQL user databases... Backup complete. Have fun! You may need to restart XAMPP to complete the restore.
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YouTube
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How to check Php Version in XAMPP - YouTube
We can check which Php version is running with current xampp server in your system. Go through video to know about how to check php version in xampp#phpversi...
Published ย  December 16, 2021
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codestudy
codestudy.net โ€บ blog โ€บ how-to-know-the-version-of-php-is-used-on-xampp
How to Check PHP Version in XAMPP: Step-by-Step Guide โ€” codestudy.net
Windows: Press Win + R, type cmd, and press Enter to open Command Prompt. macOS: Open Spotlight (Cmd + Space), type terminal, and press Enter. Linux: Use Ctrl + Alt + T to open the terminal.
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DevArt
blog.devart.com โ€บ home โ€บ products โ€บ mysql tools โ€บ how to check mysql version
How to Check MySQL Version
August 31, 2025 - Another way to check your current MySQL version in XAMPP is as follows. Navigate to the readme_en.txt file, which can be found in your XAMPP installation folder.
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Apache Friends
apachefriends.org โ€บ blog โ€บ news-article-99862.html
New XAMPP version for Linux and Windows
After two months of hard work we are proud to announce a new release of XAMPP for Windows and Linux. New in both releases of XAMPP are MySQL (5.0.37), PHP (4.4.6), phpMyAdmin (2.10.0.2), and OpenSSL (0.9.8e). The Windows version also contains up-to-date versions of: FileZilla FTP Server (0.9.23), ...
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TemplateToaster Blog
blog.templatetoaster.com โ€บ templatetoaster blog โ€บ tutorials โ€บ how to update change php version in xampp
How to Update Change PHP Version in XAMPP - TemplateToaster Blog
September 5, 2023 - After the download you need to extract it, and you will find php and apache folder in it. Now rename the apache folder that you can find in C:\xampp. Restart the apache and MySQL. Now you can check the pho version by using the command โ€œphp-vโ€.
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Apache Friends
apachefriends.org โ€บ download.html
Download XAMPP
Includes: Apache 2.4.58, MariaDB 10.4.32, PHP 8.2.12, phpMyAdmin 5.2.1, OpenSSL 3.1.3, XAMPP Control Panel 3.2.4, Webalizer 2.23-04, Mercury Mail Transport System 4.63, FileZilla FTP Server 0.9.41, Tomcat 8.5.96 (with mod_proxy_ajp as connector), Strawberry Perl 5.32.1.1 Portable ยท Windows 2008, 2012, Vista, 7, 8 (Important: XP or 2003 not supported) Windows XP or 2003 are not supported. You can download a compatible version of XAMPP for these platforms here. ... Includes: Alpine Linux 3.20, Apache 2.4.62, MariaDB 10.11-8, PHP 8.3.12 & PEAR + multibyte (mbstring) support, Perl 5.38.2, phpMyAdmin 5.2.1