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v86 vs WebVM: catalog facts
v86	WebVM
Free Free and open source.	Free Free to use at webvm.io.
Web	Web
Runs whole operating systems in a browser tab x86-to-WebAssembly JIT for better speed	Runs Linux in a browser tab with nothing to install Supports networking and graphics
Slower than native virtualization Best suited to older or lightweight operating systems	Performance is limited by in-browser emulation Not a substitute for a full local virtual machine for heavy work
Web application	Web application
Open source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.