Tag: open

7 Awesome Open Source Build Automation Tools For Sysadmin/DevOps/Developers

Build automation is a vital tool for devops, sysadmins, and developers. It is nothing but scripting or automating the process of compiling source code into binary. Sysadmins can use build tools to manage and update config files. Following is a list of awesome open source and popular tools associated with automating build processes on Linux […]

Why port 80 (HTTP) reported as open by nmap when it is closed?

I recently setup a small server which is running Debian 9. The purpose of this machine is to run OpenVPN server on port 443 to bypass censorship. It runs the following services and nothing else: Squid on private IP belongs to VPN pool ( SSH on private IP belongs to VPN pool ( DNS resolver […]

3 Awesome Complete Open Source Mail Servers Solutions For Linux and UNIX servers

In the world of mail servers, there are many software and technologies. Here is a list of 3 of them that you must know. Background Most mail servers made of Mail delivery agent (MDA) and Mail Transfer Agents (MTA). MDA software used to routes e-mail to its destination. You use MDA such as Dovecot, Qpopper, […]

9 Awesome Open Source Web Performance Software For Linux and Unix-like Systems

Web performance is nothing but the speed in which web pages are downloaded and displayed on the user’s web browser. Faster website speeds have been shown to increase sales or increase visitor loyalty including user satisfaction. Particularly useful for those use slow internet connections or on mobile phones/tablets. You can increase the speed of page […]

30 Cool Open Source Software I Discovered in 2013

These are full-featured open source software products, free as in beer and speech that I started to use recently. Vivek Gite picks his best open source software of 2013. #1 Replicant – Fully free Android distribution Replicant is entirely free and open source distributions of Android on several devices including both phones and tablets. I […]

5 Awesome Open Source Cloning Software

5 Awesome Open Source Cloning Software

Cloning is nothing but the copying of the contents of a server hard disk to a storage medium (another disk) or to an image file. Disk cloning is quite useful in modern data centers for: Full system backup. System recovery. Reboot and restore. Hard drive upgrade. Converting a physical server to virtual machine and more. […]

7 Awesome ChatOps Open Source Software For Conversation-driven Development and Management

A software bot is nothing but a set of scripts or an independent program that connects to web services or chat services as a client to perform automated functions. Often, bots are deployed from a server. It runs in background and performer various activities such as giving out information, providing an answer to common questions, […]

7 Awesome Open Source Analytics Software For Linux and Unix-like Systems

Web analytics is nothing but the measuring web traffic. It is not limited to measuring web traffic. It includes: Analysis Data collection Reporting of web data for purposes of understanding and optimizing web pages Google Analytics is the most widely used cloud-based web analytics service. However, your data is locked into Google Eco-system. If you […]