1) a scientific calculator with history and variables with a UI similar to https://sourceforge.net/projects/alt1-calculator/ that also can do units like https://qalculate.github.io/ 2) a tiny text chat direct message program that is similarly as easily accessible at Atl1 3) a minimalist dock of as many instances you would like similar to https://punklabs.com/rocketdock, and like where WIN opens the start menu, WIN... Source: 7 months ago

Qalculate is my go-to for cross platform calculator that is useful and is not limited to the most basic +-*/ operations. https://qalculate.github.io/. - Source: Hacker News / 10 months ago

If you want a self-hosted replacement for Keisan I strongly suggest looking at Qalculate! https://qalculate.github.io/. - Source: Hacker News / 10 months ago

I personally use Qalculate (https://qalculate.github.io/), specifically their CLI version for this purpose. I'm not sure how well it compares to GNU Units, but it works well enough for my needs; and it's fairly simple using English-like syntax. - Source: Hacker News / 11 months ago

On the terminal, I use `qalc`[1]. It's a nice natural language calculator that does arithmetic, solves quadratic equations/linear systems, does unit conversions and even a bit of calculus. Combine it with a cli graphing tool and you can do pretty cool things. Anything more complicated I'm probably ok with latency, so I open up wolframalpha and enter it there, again, in natural language. [1]... - Source: Hacker News / 11 months ago

Here is the link to the maker's website. https://eduspiresolutions.org/e-hallpass/. Source: almost 2 years ago

Not that it's specifically built for your use but it might work https://eduspiresolutions.org/e-hallpass/. Source: almost 3 years ago