copy/v86

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x86 PC emulator and x86-to-wasm JIT, running in the browser

Stars: 23.5k
Forks: 1.9k
Open beginner issues: 0
Indexed issues: 109
Avg merge: 2d 14h
Merged PRs (30d): 7

Dominant language: JavaScript
License: BSD-2-Clause
Last GitHub push: Sep 13, 2026
Latest indexed: Sep 15, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue help wanted

Open All

108 open issues indexed

User interface Open

enhancement

copy/v86#24 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
add virtio gpu support Open

enhancement performance

copy/v86#51 · 21 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Graphical output for nodejs Open

copy/v86#80 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
keyboard layout ? Open

bug

copy/v86#99 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Any plan to write some tutorials to explain how v86's components work? Open

copy/v86#100 · 5 comments · 4 reactions · 0 assignees · Indexed Sep 15, 2026
Implement single stepping Open

enhancement

copy/v86#103 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add some way to handle interrupts/exceptions from JS Open

enhancement

copy/v86#104 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Build a debugger interface Open

enhancement

copy/v86#108 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
x86_64 support Open

enhancement

copy/v86#133 · 20 comments · 22 reactions · 0 assignees · Indexed Sep 15, 2026
MS-DOS 6.22 freeze after executing "-t" (trace) command Open

enhancement

copy/v86#161 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Windows 98/95 DOS prompt - cursor jumps around Open

copy/v86#193 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[Feature Idea] Any plans to create a ChromeOS app on the Web Store? Open

copy/v86#194 · 11 comments · 3 reactions · 0 assignees · Indexed Sep 15, 2026
electron as screen output for nodejs example Open

enhancement good first issue

copy/v86#200 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
When booting linux3.iso for example and entering full-screen mode output size is still small Open

copy/v86#227 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
APIC capability Open

enhancement

copy/v86#247 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Windows 98 fell into black screen after start screen Open

bug

copy/v86#250 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Mount zip as 9p filesystem Open

enhancement

copy/v86#254 · 11 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Support for UEFI BIOS Open

enhancement

copy/v86#263 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Double-click and dragging not working on iOS Open

bug mobile

copy/v86#275 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
SIGSEGV when run a program in gdb Open

bug

copy/v86#278 · 15 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Some animations not updating while playing sound in Windows Media Player Open

bug

copy/v86#288 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Boot Redox OS Open

guest-os-support performance

copy/v86#301 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
API to interact with guest OS Filesystem Open

help-wanted

copy/v86#335 · 12 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Consider handling Intel's Control-Flow Enforcement Technology Open

copy/v86#343 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Webpack support Open

copy/v86#373 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Uncaught RangeError: Maximum call stack size exceeded Open

bug

copy/v86#393 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Direct writes to local disk images Open

help-wanted

copy/v86#396 · 15 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Support more VIRTIO Devices Open

enhancement

copy/v86#405 · 5 comments · 3 reactions · 0 assignees · Indexed Sep 15, 2026
Emulation Freezes when mixed content connection is made Open

bug

copy/v86#420 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Windows NT 4.0 NetLogon not works Open

guest-os-support

copy/v86#433 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Alternative vgabios supported on V86 too Open

copy/v86#457 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add e1000 network driver support for windows devices Open

enhancement

copy/v86#473 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Feature Request hooking memory addr/injecting memory/interrupts etc. (virtual hardware) Open

enhancement

copy/v86#502 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Windows ME stuck at black screen Open

guest-os-support

copy/v86#507 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Windows For Workgroups 3.11 Freezes after copying files Open

copy/v86#519 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
my Windows 3.1 Live CD is not working Open

copy/v86#524 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Stream comunication between JavaScript and guest OS Open

copy/v86#530 · 8 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Suggestion: run emulator in web worker Open

enhancement performance

copy/v86#534 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Windows 2000/98SE hang on boot. Open

copy/v86#555 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Touch screen issues Open

copy/v86#584 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
MiniWindowsXP: Uncaught RangeError: Maximum call stack size exceeded Open

copy/v86#620 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Run a Linux binary under emulation Open

enhancement help-wanted

copy/v86#626 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Guest reboots fail when using bzImage Open

bug

copy/v86#636 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Windows NT 4.0 crashes after loading drivers Open

guest-os-support

copy/v86#645 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Windows 2000: serial port not working Open

bug

copy/v86#652 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
read_file returns null for empty file Open

bug

copy/v86#659 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Support changing 9p mount tag at runtime Open

enhancement good first issue

copy/v86#678 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Save disk changes in nodejs Open

enhancement

copy/v86#759 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Haiku R1 Beta 4 hangs during boot Open

guest-os-support

copy/v86#790 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Windows 10 32-bit freezes after loading PE Open

guest-os-support

copy/v86#807 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026

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