Exciting progress at TC39 this week! Thanks to @caridy's excellent spec work and shepherding, and super insightful technical feedback and ideas from @domenic, the Realms API is now a Stage 2 proposal!
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You can read more about it here:https://github.com/tc39/proposal-realms …
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If you haven't heard of Realms, you can think of it in a few different ways: - a more complete and portable version of Node's `vm` module - an iframe without a DOM - a fully virtualized `eval`
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Some use cases: - virtualize the browser environment in Node for server-side rendering - virtualize execution environments for running tests - faithful virtualization for libraries like JSDOM - isolated in-app execution e.g. for development tools
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This could open the door for some very interesting node PaaS solutions. My first thought: Faster lighter weight FaaS
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