
one sec
Freedom.to
Cold Turkey
Forest App
Focus App
AppBlock
RescueTime
Real Focus in Real-Time. Measure and improve your focus day by day, on iPhone, iPad and macOS.

GNU Bourne Again SHell
fish shell
zsh
Tcl
ClojureScript
PowerShell Plus
CentminMod
The KornShell language was designed and developed by David G. Korn at AT&T Bell Laboratories.

Which is more popular?
Based on our record, KornShell seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | opal.so | kornshell.com |
| Pricing | — | |
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What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Opal.so and KornShell. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking Opal.so since May 2025.
Well now I'm at the point that I see it's calling for the Korn shell, which I'm not directly familiar with, and seemed to stop on the mouse input driver. I'll change my VBox mouse device settings and see what happens from there... Source: over 4 years ago
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one sec uses Shortcut automation in order to empower you to spend more time in the real world.
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Bash is the shell, or command language interpreter, that will appear in the GNU operating system.
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Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.
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Cold Turkey is a free productivity program that you can use to temporarily block distractions so that you can get your work done!
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The Z shell (Zsh) is a Unix shell that can be used as an interactive login shell and as a powerful command interpreter for shell scripting.
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