(Lesser-known) tools for doing (computer) science

Coding

z reads your mind and jumps to the directory you're thinking about
mosh keeps your ssh connection alive after a nuclear war

Reading

Sioyek lets you read papers if you are allergic to mice
Skim lets you read papers if you are not allergic to mice
Zotero saves all the papers you'll never read

Writing

Ipe makes pictures as beautiful as your algorithms
LyX reduces nausea while you write latex
LaTeXiT adds latex to your slides without forcing beamer on you
git-latexdiff shows how your advisor ~~ruined~~ fixed your paper
Pandoc helps you waste less time blogging

Communicating

Mailmate fixes emails
Zulip gives you latex and makes you less poor