See Star Wars in ASCII with telnet towel.blinkenlights.nl.

A steam locomotive traverses the screen from right to left if sl is typed instead of ls.

Generates random messages fetched from a quotation database.

A program that generates a ASCII art of a cow with a bubble containing the specified message. I provide the Wikipedia link since at the moment the link to the author's homepage results to be unreachable).

ncurses program that displays the scrolling lines found in the movie The matrix.

Enjoy the mysteries of the sea from the safety of your own terminal!

Type words that are flying by from left to right as fast as you can; features different word sets, e.g., UNIX commands, English words, Non-English words.

Single player rogue-like dungeon exploration game; I am currently addicted to Pixel Dungeon and its derivatives (Android apps), thus I find nethack a little bit too graphically poor.

A Minesweeper clone for the terminal which allows you to configure settings such as table rows and columns up to 1024x1024!), percentage of bombs, colors and also has a highscores table.

A fantasy game using ASCII art graphical representation of the game environment; it features a rich environment with many options and possibilities.

bastet implements the classical Tetris but with a logic to generate the next block which maximizes the difficulty for the player.

A multi-protocol distributed load testing tool that can be used to stress HTTP, WebDAV, SOAP, PostgreSQL, MySQL, LDAP and Jabber/XMPP servers.

An http load testing and benchmarking utility designed to let web developers stress their code.

Static site generator written in Ruby; extremely powerful and customizable; support many formats to generate HTML content.

A text-based web browser as well as a pager like less; it can be used as a text formatting tool which typesets HTML into plain text.

A highly configurable text-based web browser; one of the oldest CLI browser I am aware of.

"Advanced and well-established feature-rich text mode web browser"; started as a fork of Links; it supports background download with queueing, some support from CSS, text box editing in external text editor.

A textual Web browser with tables and frames.

Browsh is a fully-modern text-based browser. It renders anything that a modern browser can; HTML5, CSS3, JS, video and even WebGL. Its main purpose is to be run on a remote server and accessed via SSH/Mosh or the in-browser HTML service in order to significantly reduce bandwidth and thus both increase browsing speeds and decrease bandwidth costs.

MUA written in Ruby; specifically developed for accounts with "a lot of emails"; nice thread-based presentation.