
ChangeNOW
SideShift AI
SimpleSwap.io
changelly
StealthEX.io
Godex
ChangeHero
FixedFloat.com is an instant, fully automatic cryptocurrency exchange with Lightning Network.

Wasmer
QuickJS
Lapce
Kata Containers
OpenCL
PostSharp
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, FixedFloat should be more popular than Extism. It has been mentioned 125 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | fixedfloat.com | extism.org |
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| Company | 2018 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


FixedFloat.com is an instant, fully automatic cryptocurrency exchange with Lightning Network. With us, you can exchange cryptocurrencies in a few clicks and make profitable deals with fixed and floating rates, tailored to your needs. No registration. No hassle. Just scan a QR code, and you are...
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What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
This platform is recommended for cryptocurrency enthusiasts who value speed and simplicity and may not require advanced trading features. It is ideal for users looking for a quick exchange without the need for extensive registration processes. It's also suitable for those who want flexible rate options and appreciate the transparency in transaction fees.
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Walkthroughs and reviews on video.
How easy it is to exchange Ethereum for Bitcoin using FixedFloat.com
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How often each product is chosen within a category, 0–100% relative to the other.


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


I've made a test transaction from another wallet and successfully received ~$5 payment. Now I'm trying to spend this amount. I generated a Lightning invoice with fixedfloat.com, I enter it in Dashboard -> Pay section, and I get this:. Source: about 3 years ago
I remembered this service fixedfloat.com that will trade lightning for layer 1 btc at 0.5%. If it's useful, start with with small amounts, but I believe it's legit. Source: about 3 years ago
So you want to deposit a large amount all at once into Breez wallet to get a large channel size. Then you'd swap out. https://fixedfloat.com/ fixed float is one example of a swap service, but there are others. Point is, when you're ready... Source: about 3 years 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 / 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
When comparing FixedFloat and Extism, you can also consider the following products.

ChangeNOW is a non-custodial exchange service for fast and limitless coin swaps.
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SideShift AI is an AUTOMATED COIN SWAP that allows USERS to swap between 20+ cryptocurrencies.
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Application and Data, Build, Test, Deploy, and JavaScript Compilers
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SimpleSwap is a self-custodial multi-source swap aggregator
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Lightning-fast and Powerful Code Editor written in Rust.
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