| Internet and networking software has always been one of Linux's strongest areas. |
 | BitTorrent: Console Clients, Graphical Clients - an internet transfer protocol for peer-to-peer file sharing (P2P). |
 | Bluetooth Tools - The Bluetooth wireless technology is a standard for a small-form factor, low-cost radio solution that provides links between mobile computers, mobile phones, other portable handheld devices, and connectivity to the Internet. |
 | DNS Servers - Domain Name System (DNS) is the internet’s directory service: It takes a human readable name and converts it to a machine readable “IP” address. |
| Download Managers (Graphical) - Manages the downloading of files from the Internet. The best download managers help make the process easier and quicker. |
 | Email: Graphical Clients, Lightweight Graphical Clients, Console Clients, Web-Based Clients, Servers, Notification Tools, Email Encryption Tools, and Anti-Spam Tools - Electronic mail (email or e-mail) is a method of transmitting and receiving messages using electronic devices. |
 | File Sharing Tools - Many of the tools in this roundup are good replacements for AirDrop, letting you wirelessly send documents, photos, videos, websites, map locations, and more to a nearby device. |
 | File Synchronization Tools ensure that files stored on different devices are kept up-to-date. File syncing has become increasingly popular as businesses and individuals employ cloud computing on a wider scale. |
 | FTP: Graphical Clients, Command-Line Clients and Servers - File Transfer Protocol (FTP) is a time-honored method of transferring files to and from a remote network site. |
 | Gemini: Graphical Clients - Gemini is an application-layer internet communication protocol for accessing remote documents, similar to HTTP (Hypertext Transfer Protocol) and Gopher. |
 | Google Drive Clients - We explore clients for Google Drive, a file storage and synchronization service. Store files in the cloud, share files, and edit documents, spreadsheets, and presentations with collaborators. |
 | HTTP clients (Command-line) - Besides downloading files, these clients can be used for testing, debugging and interacting with HTTP servers and web applications. |
 | Instant Messaging Clients - Real-time text communication between two or more individuals over a network such as the internet. There are so many different instant messaging clients available. |
 | Intrusion Prevention for SSH - Cryptographic network protocol for operating network services securely over an unsecured network. |
 | IRC: Graphical IRC Clients, Console Based IRC Clients and IRC Servers - IRC is a type of real-time Internet text messaging. IRC is mainly designed for group communication in discussion forums, called channels, but it also allows one-to-one communication via private message as well as chat and data transfers. |
 | LDAP Solutions - Lightweight Directory Access Protocol is an application protocol for accessing directory services. This protocol is specifically targeted at management applications and browser applications that provide read/write interactive access to directories. |
 | Load Balancers - Load balancing is defined as the methodical and efficient distribution of network or application traffic across multiple servers in a server farm. Each load balancer sits between client devices and backend servers, receiving and then distributing incoming requests to any available server capable of fulfilling them. |
 | MAC/RBAC Tools - These controls include authentication, authorisation and audit. Mandatory Access Control (MAC) / Role-Based Access Control (RBAC). |
 | Mailing List Managers - Mailing list software enables users to manage electronic mail discussion and e-newsletter lists. There is a good range of mature open source mailing list software available for the Linux platform. |
 | Mastodon: Graphical Clients, Text-Based Clients, Web-Based Clients - Mastodon is a free and open source microblogging platform similar to Twitter, but with user privacy and decentralization in mind. We explore the finest Mastodon clients. |
 | Matrix: GUI Clients, Terminal-Based Clients - Matrix is an open standard for interoperable, decentralised, real-time communication over IP. We pick the best clients. |
 | Network Authentication Servers - Connection authentication, authorization, and accounting management. There are a few mature, highly proficient, and feature-laden servers. |
 | Network Inventory Management - Collate all network infrastructure data and keep it up to date with these great network inventory management tools. |
 | Network Simulators - Network simulation is a technique whereby a software program replicates the behavior of a real network. It allows for the simulation of different protocols over wired and wireless networks, and supports various network elements, protocols, traffic, and routing types. |
 | Network 'top' Tools (Console) - We explore small network tools that derive inspiration from the 'top' troubleshooting tool. |
 | Network Tunnels - Tunnels are a method for discretely transmitting data across a network using protocols that are not supported by that network. |
 | News Aggregators: Graphical News Aggregators - Terminal-Based News Aggregators - Self-Hosted News Aggregators - Collect news, weblog posts, and other information from the web using RSS and Atom feeds. |
 | Port Scanners: Graphical Port Scanners and Terminal-Based Port Scanners - A port scanner is a utility which probes a server or host to verify if the virtual ports of a system are open or closed. Ports allow different applications on the same computer to share network resources simultaneously. |
 | Remote Desktop: Remote Desktop Clients and Remote Desktop Servers - Use the mouse and keyboard to control another computer remotely. These tools offer significant benefits to employees and employers alike. |
 | Single Sign-On - An authentication process that allows users to log in to multiple independent applications with a single set of credentials. |
 | Social Networking - Create your own Facebook, Twitter, LinkedIn. The open source community plays an important role in the social networking space. |
| SSH Frontends - SSH or Secure Shell is a cryptographic network protocol for operating network services securely over an unsecured network. |
 | System Monitoring Tools - Real-time incident notification, performance analysis, system health verification, and more with these great system monitoring tools. |
 | Tox Clients - Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption. We pick the finest clients that use this protocol. |
 | UPnP Servers - Share your music, photos and videos with your network. UPnP is an acronym for Universal Plug and Play, a collection of networking protocols. |
 | Usenet Tools - Usenet is a worldwide distributed Internet discussion system. We highlight Usenet newsreaders suited for discussions and downloading files. |
 | Voice Over IP Software - Telephone-like voice conversations across IP based networks. SIP is the most popular VoIP protocol. |
 | Web Browsers: Graphical - Lightweight Graphical - Console - The quintessential desktop application that retrieves and presents information from the web. These are full-blown graphical web browsers. |
 | XMPP: Clients (Console) - Clients (Graphical) - Clients (Web Based) - Servers - Real-time communication using this secure battle-tested protocol. XMPP is also known as Jabber. |
