Snowflake : Snowflake is a graphical SSH client. It has a enhanced SFTP file browser, SSH terminal emulator, remote resource/process manager, server disk space an...
Mosh : Remote terminal application that allows roaming, supports intermittent connectivity, and provides intelligent local echo and line editing of user keys...
HyperTerm : A terminal built on web technologies : JS / HTML / CSS
Asciinema : Asciinema is a free and open source solution for recording the terminal sessions and sharing them on the web.
present : A terminal-based presentation tool with colors and effects.
You can also play a codio (pre-recorded code block) on a slide.
Gate One is an HTML5-powered terminal emulator and SSH client