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V2 updates! - Custom time interval for distraction free mode - Ability to turn off ' always on' mode - Improved UI -- Self Control -- A simple app to keep you focused online by blocking sites that you spend way too much time on.

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Extism is the open source, universal plug-in system. Extend all the software everywhere! Powered by WebAssembly.

Which is more popular?
Based on our record, SelfControl should be more popular than Extism. It has been mentioned 79 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | selfcontrolapp.com | extism.org |
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What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
SelfControl is ideal for students who need to concentrate on studying, remote workers who want to avoid procrastination, freelancers who require discipline in managing their time, and anyone who needs a simple solution to reduce digital distractions during focused work periods.
No analysis of Extism yet.
Walkthroughs and reviews on video.
How to block websites that distract you ? Selfcontrol [Mac App review and tutorial]
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How often each product is chosen within a category, 0–100% relative to the other.


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


A combination of https://selfcontrolapp.com/ and Hammerspoon automation and you can lock yourself out of pretty much everything. - Source: Hacker News / 6 months ago
Happy to see it still exists, and free https://selfcontrolapp.com/. - Source: Hacker News / 8 months ago
I have found that a useful method for getting distractions off my work laptop has been https://selfcontrolapp.com/ (if you're on mac). - Source: Hacker News / about 1 year ago
Technically WASI 0.1, but I used it (via Extism[0]) to implement a simple login library[1] that works in Rust, Go, and Node. Would be trivial to add other lanugages supported by Extism. Overall I loved the dev experience. [0]:... - Source: Hacker News / 3 months ago
I tinkered with https://extism.org and basically the use case is that they suggest, namely you can extend software in another programming language but without having to setup a container or VMs on the client. They "just" run the code in... - Source: Hacker News / 3 months ago
Check out https://extism.org, it is built for those kinds of use cases. However I think WASI and components could enhance it. - Source: Hacker News / 3 months ago
When comparing SelfControl and Extism, you can also consider the following products.

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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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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