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

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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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In their own words, as submitted to SaaSHub.


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How often each product is chosen within a category, 0–100% relative to the other.


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About Matter: Matter is a versatile employee recognition technology that smoothly interacts with Slack and Microsoft Teams, making it ideal for companies looking to enhance employee engagement directly within their...
About Matter: Matter is a cutting-edge employee recognition platform that prioritizes peer-to-peer recognition and immediate feedback. Designed to integrate seamlessly with tools like Slack and Microsoft Teams, Matter...
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 / 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
Tracking Matter since Mar 2021.
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