
Wasmer
QuickJS
Lapce
Kata Containers
OpenCL
PostSharp
Extism is the open source, universal plug-in system. Extend all the software everywhere! Powered by WebAssembly.

Agilon One
Qgiv
Donorhut
Little Green Light
Txt2Give
Give by Cell
DonorSnap
Expressive, flexible, and powerful stylesheets for native iOS apps
Which is more popular?
Based on our record, Extism seems to be more popular. It has been mentioned 25 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | extism.org | classy.as |
| Pricing | — | |
| Company | — | Startup from the United States |
| Listed in |
What each product offers, as listed by its team.


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Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Extism yet.
Overall verdict
Why this product is good
Recommended for
Classy (classy.as) is recommended for individuals looking for an intuitive platform with a solid support system. It's ideal for users who value a strong community and quality resources in their pursuits, whether they are novices or seasoned experts in its field.
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Classy Reviews: Undertale - PC
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How often each product is chosen within a category, 0–100% relative to the other.


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Recommendations tracked on public social media and blogs since March 2021.


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 / 4 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 / 4 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 / 4 months ago
Tracking Classy since Mar 2021.
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