CSF is a free, open-source Stateful Packet Inspection (SPI) firewall software based on iptables that provides a high level of security for Linux servers. It also provides login and intrusion detection that can help protect Linux systems from threats and other attacks. If you’re looking for an easy way to manage iptables firewall on Linux including via an intuitive web interface, then CSF should be a great place to start....

If you are looking for a CMS framework that is easy to install, simple to maintain, and flexible, then Cotonti is a good place to start. It comes with features such as user accounts and content creation, file management, and community tools and modules that you can install to extend the capabilities of the platform. This CMS platform is fast and lightweight and gives webmasters modular and extensible features to collaborate and automate engaging experiences with users across multiple devices, including mobile....

CubeCart is a 100% free open-source eCommerce platform based on the LAMP / LEMP stack. It has a plethora of features ideal for small, medium, and large businesses to create and manage their online stores online. Whether you are a retailer looking for an online store or a webmaster deciding on an eCommerce solution, CubeCart should be a great place to start. To get started with installing CubeCart, follow the steps below:...

If you want a Content Management System (CMS) that has enterprise-class features, is scalable, and performs at a high level, then the eZ Platform is a good place to start. eZ Platform is built on an open-source core with support for open standards, which might be very useful in helping you run your digital content. This CMS platform is designed for ease of use to allow enterprises and business owners to collaborate and automate engaging experiences with users across multiple devices, including mobile....

Firefly III is a free, open-source personal finance management software written in PHP. It helps you keep track of your expenses, income, budgets, and others aspect of your finances from a self-hosted server in your own home and environment. If you love tracking your finances, Firefly III should be right for you. You can track recurring transactions, and create double-entry bookings securely with 2-factor authentication. Whether you’re managing personal or business finances, Firefly III can help you build and manage your content on every device with its intuitive and powerful user and admin dashboard....

For those who don’t know about Ganglia, is open-source software that provides monitoring and analytics across network systems and runs on all major operating systems, including Ubuntu. It uses XML for data representation, XDR for compact, portable data transport, and RRDtool for data storage and visualization and can scale to handle clusters with 2000 nodes. Ganglia is a complete enterprise-grade server and log monitoring system which brings together data from diverse systems and databases into a single platform....

It can process most common multimedia files and any DVD or Blu-ray sources that do not contain copyright protections. Remember, the multimedia file you want to convert should not be copyright protected. HandBrake will only support source media files that are not encrypted. Some of the formats you can convert to are listed below: File Containers: .MP4(.M4V) and .MKV Video Encoders: H.265 (x265 and QuickSync), H.264, H.265 MPEG-4 and MPEG-2, VP8, VP9 and Theora Audio Encoders: AAC / HE-AAC, MP3, Flac, AC3, or Vorbis Audio Pass-thru: AC-3, E-AC3, DTS, DTS-HD, TrueHD, AAC and MP3 tracks...

Kaduna is an open-source content management framework that allows anyone to build and maintain websites for any purpose. Just install the system and within a few minutes, you’ll have a functioning platform where you can choose one of the many templates available and start building your content. If you currently running your website and content on other CMS like WordPress, Drupal, and Joomla you may want to give Kajona CMS a try....

Nextcloud is a truly open-source, self-hosted file-syncing and sharing platform similar to Dropbox, OneDrive, and Google Drive. It lets you create your cloud in your environment with your servers. Now that you can install Linux OS inside Windows via WSL, the steps below show you how to install Nextcloud in Windows with Windows Subsystem for Linux (WSL). With WSL, you can install and run a full Linux operating system inside Windows....

This platform is built on the LAMP or LEMP stack. It lets you focus on building content by leveraging its easy management portal designs and technical quality without the bloats. Whether you’re a realtor or real estate agency looking for an affordable platform to manage your properties, OSRE can help you create and manage your content for every device with its modern user and admin interface. For more on OSRE CMS, please visit its home page...

TeamViewer is a cross-platform remote support software that’s free for personal use. If you want to use it to provide remote support services for your business or nonpersonal use, then you must purchase a license to use it to abide by its licensing terms. TeamViewer is not included in Ubuntu default repositories. To install it on Ubuntu, you must download and install it manually. When you’re ready to install TeamViewer, continue below using the two options....

However, Telnet isn’t dead. Although the protocol is insecure and very old, there are some use cases for Telnet, especially in test situations. It can be used to test remote SQL connections as well as firewall connectivity. If you’re working in a test environment and quickly want to use Telnet to test connectivity, then use the steps below to learn how to install Telnet on Windows 11. To get started with installing Telnet on Windows 11, follow the steps below....

There are different reasons you may need to merge information in Excel. Sometimes it’s to improve formatting. Other times it’s to bring information from multiple cells into a single cell. Whatever the reason, you can use the following methods to combine information in Excel in any way you need to. How to Merge Cells in Excel One of the most common reasons to merge multiple cells is when you’re creating a title row in your Excel spreadsheet....

You’re now tasked with migrating your web browser profile to your new computer. Where do you even begin, right? Well, there’s no need to worry. It’s not as complicated as you might think. In this post, you’ll learn how to copy your Firefox settings from one PC to another. You can create a Firefox account and use that to sync your data across devices, but this article is for those who would prefer to keep their private data stored locally....

This extra information, called EXIF data, usually includes the camera model, the date when the photo was taken, your geolocation data, and so on. Some of the apps on your devices use this extra information to help you organize your photos. While there’s no harm keeping the EXIF data embedded into your photos as long as the photos are stored on your personal devices, there are times when you may want to remove the data, such as when you share those photos on the Internet....

Here’s how you can restore contacts on an Android device and how to set up an automatic backup so that you never have to worry about losing them again. Restore Contacts Using Google Contacts If you use Google Contacts (or have turned on Google’s automatic backup service), you’re in luck. The app or website will allow you to revert any accidental deletions and restore your contacts immediately. This method can be used for your phone’s contact list as well as your Gmail contacts list....

If there are multiple photo programs installed, only one of the programs will be assigned and used to open the PNG file type automatically. PNG file type can be opened with other photo programs, but manually. If you want a specific program to open a specific file type, then changing the default file association for the specific file will be required. Using app association for file extension is a per-user profile setting....

Unlike the other social media where it usually just provides a follow and following system, Facebook uses the add friend system. However, Facebook also has a follow feature in it though its function is a bit different from “follow” in the other social media. That’s why you will not find the one who follows you on your friend list. So, learning how to see who is following you on Facebook will be good for you....

If you use Google Sheets, do you know that there is no limit to the number of cells? Therefore, you can use cells in Google Sheets indefinitely. However, sometimes this confuses the user on how to set print area in Google Sheets. This is because if you don’t know how to print a certain area, you will print all the sheets. Not only from wasting paper but it also makes your work ineffective....

Baun is an open-source, flat-file content management system (CMS) with a slick admin interface, and lightweight codebase and is designed with performance in mind. It offers features that may not be available to other PHP-based CMS, like WordPress Joomla, or Drupal. For one, it doesn’t need a database server to function. It’s a flat-file CMS. It also provides native markdown WYSIWYG support, SEO-friendly, flexible CSS framework, and easy installation and management....