collaborative coding platform
20 languages · real-time syncYour code.
Their code.
Same editor.
Pair program with anyone, anywhere. CRDT-synced editor, voice chat, interactive terminal — runs everything from Python to Assembly in the browser.
$
20languages
CRDTsync engine
P2Pvoice chat
6themes
JSJavaScript
TSTypeScript
PYPython
JVJava
C+C++
CC
GOGo
RSRust
RBRuby
PHPHP
PLPerl
RR
SHBash
$Shell
AWAWK
LULua
FNFortran
TCTcl
SQSQLite
ASAssembly
JSJavaScript
TSTypeScript
PYPython
JVJava
C+C++
CC
GOGo
RSRust
RBRuby
PHPHP
PLPerl
RR
SHBash
$Shell
AWAWK
LULua
FNFortran
TCTcl
SQSQLite
ASAssembly
new room
Python
leave empty for random 6-char code
join room
how it works
01
Create a room
Pick a language, toggle public/private, and get a 6-character code.
02
Share the code
Send the room code to your teammates. They join instantly.
03
Code together
Real-time sync, voice chat, run code — all in one place.
what you get
CRDT Sync
Yjs-powered, no conflicts ever. Type freely.
Voice Chat
WebRTC peer-to-peer audio. No server relay.
20 Languages
From Python to Assembly. All run server-side.
Zen Mode
Ctrl+Shift+Z — pure editor, zero distractions.
Anticheat
13 detection types for competition integrity.
Code Export
Download with metadata headers or copy raw.
Themes & More
6 terminal themes, minimap, font control.
0+
Languages
0
Anticheat Types
~0ms
Latency
<1s
Setup time
{ }
no public rooms right now
create one and it shows up here
why collabcode
No setup required
No downloads, no extensions, no configs. Open a link and start coding together in seconds.
Real code execution
Run your code server-side in 20 languages with interactive stdin support and instant output.
Built-in voice chat
Peer-to-peer WebRTC audio with zero relay servers. Talk while you code, no third-party app needed.
keyboard shortcuts
Ctrl + EnterRun code
Ctrl + BToggle chat
Ctrl + `Toggle terminal
Ctrl + SSave file