Vein
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Real-Time Engine•Zero-Latency State Replication
WE DON'T
JUST BUILD BOARDS.
WE MAKELIVE SYNC
WORK FLOW.
LIVETOGETHERINSTANTLY

Move cards, split subtasks across custom stages, and synchronize state with zero latency. Teammates see every drag, drop, and edit the millisecond it happens.

SL
AC
DV
Connected via Supabase Realtime • Active across boards

Sprint Execution BoardLive Sync

3 online now • Sub-50ms WebSocket Broadcast

Active:
MV
ER
KT
To Do2

Direct Subtask Column Assignment

Partition subtasks across custom columns with unified dropdown controls.

Workflow
AC

Row Level Security Policies

Security
ER
In Progress2
Marcus moving...

Fluid @dnd-kit Card Drag

Optimistic UI reordering with sub-second database settling.

Realtime
MV

Daily.co Audio/Video Meetings

Video Call
KT
Done2

Postgres Realtime Subscription Channel

Completed
SL

Crimson Visual System

Design
MV
Our Mission & Philosophy

VEINISROOTEDINSPEED,SYNC,ANDTHETEAMSTHATMOVETOGETHER.

We are a real-time collaborative workspace built around zero latency, effortless coordination, and absolute clarity. Traditional project management tools force teams to refresh, wait, and guess who is doing what. Vein replaces that friction with instantaneous state synchronization, live presence, and visual card splitting across every workflow stage.

Core Principle

REAL-TIMEISN'TJUSTAFEATUREOFVEIN.IT'STHEPULSEOFHOWWEWORK.

Every card transition, subtask reassignment, and board video call is engineered to feel as immediate as sitting in the same room.

Core Capabilities

ENGINEERED FOR TEAMS IN MOTION.

Every feature in Vein is tuned for instantaneous feedback, zero state drift, and effortless team flow.

SYNCED
0ms Latency
Postgres Changes

Real-Time Card Sync

Instant card moves and subtask state updates across all connected collaborators without ever refreshing the browser.

RealtimeActive →
SL
AC
ER
+3
Active Avatars
Presence Channels

Live Presence & Canvas Chat

See active teammates in real time, who is viewing cards, and stream live floating board chat updates with zero delay.

RealtimeActive →
To Do
→
In Review
→
Done
Card Splitting
Modular Workflows

Custom Dynamic Columns

Add custom columns like "In Review" or "Blocked". Subtasks move seamlessly between columns while progress tracks accurately.

RealtimeActive →
Daily Video Call38:45
20 Seats Cap
Daily.co WebRTC

Voluntary Video Meetings

Board owners can launch voluntary video and audio calls with auto-chat notifications, 40-min limits, and zero setup.

RealtimeActive →
Real-Time Lobbies
3/4 Players Ready
Sprint Breaks
16 Multiplayer Titles

Team GameV

Unwind with teammates between sprints. Host 16 multiplayer games (Uno, Chess, Ludo, Werewolf, Air Hockey, Codenames) plus 10 solo warmups directly on your board.

RealtimeActive →
AI Task Decomposition3 Generated
✓Setup Supabase Auth
✓Implement OAuth Callback
1-Click Breakdown
Gemini AI Assistant

AI Task Decomposition

Transform complex user stories into actionable subtasks with estimated time and assigned column paths automatically.

RealtimeActive →
PR #142Merged
feat/realtime-webrtc
Branch Linking
Developer Native

GitHub Pull Request Sync

Link GitHub branches, files, and Pull Requests directly to tasks. Track live PR status (Open, Merged, Closed) on card faces.

RealtimeActive →
Zero Flash
Automated Day/Night

Circadian Solar Theme

Adaptive lighting engine that transitions to crisp Light Mode during daytime and deep crimson Dark Mode after sunset automatically.

RealtimeActive →
Built-In Team Cooldowns

WORK HARD. PLAY TOGETHER.

Vein is the first Kanban workspace with 16 real-time multiplayer games and 10 solo brain warmups integrated directly into the canvas. Recharge between sprints and build team camaraderie without switching tabs.

Sprint 14 Icebreaker • Uno DuelLIVE
Host: Kai Takahashi • Turn: 00:18
7
DRAWPILE
3/4 Seated
Ready for next deal
MV
ER
KT
Features:Instant Room TokensSub-30ms Broadcast ChannelSpectator Mode
16
Multiplayer Games
Chess, Uno, Ludo, Werewolf, Air Hockey & Codenames
0s
Install Time
Opens directly in your active board modal
20
Max Players
Party games like Werewolf & Trivia Party
100%
Synced Realtime
Zero desync across mobile & desktop
2 Players
1v1 Strategy

Chess

Elo Ratings & Move Clocks

Live ReadyPlay →
2-8 Players
Card Classic

Uno

Hidden Hand Broadcast Sync

Live ReadyPlay →
2-4 Players
Party Board

Ludo

Live Dice Rolls & Safe Zones

Live ReadyPlay →
4-12 Players
Word Deduction

Codenames

Spymaster Clues & Agent Grid

Live ReadyPlay →
2 Players
Vertical Strategy

Connect 4

Gravity Grid & Disc Alignments

Live ReadyPlay →
3-12 Players
Creativity

Draw & Guess

Sub-30ms Canvas Stroke Sync

Live ReadyPlay →
2 Players
Arcade Duel

Air Hockey

60fps Client-Side Physics

Live ReadyPlay →
5-12 Players
Social Deduction

Werewolf

Secret Night Phase Voting

Live ReadyPlay →
Workflow Lifecycle

FROM A SPARK OF THOUGHT TO A FINISHED SPRINT.

Every project begins as a single thought. From initial backlog formation to live team coordination and real-time execution, every stage stays synchronized in lockstep with zero latency.

01INITIALIZATION

IT BEGINS WITH A BOARD

Set up custom columns, define specialized workflow roles like "In Review" or "Blocked", and structure your project cards in seconds with zero complicated configuration.

Step 1 of 3
02COLLABORATION

THEN YOUR TEAM JOINS

Generate secure board invite links. Collaborators join with real-time presence indicators, active viewing statuses, and built-in team chat without leaving the canvas.

Step 2 of 3
03SYNCHRONIZATION

AND FINALLY, EVERYTHING SYNCS LIVE

Drag cards across columns, partition subtasks, launch voluntary Daily video calls, and watch overall sprint progress bars update in real time with zero latency.

Step 3 of 3
Vein Architecture
0ms Latency
Instant State Replication Across Collaborators
21 Games
Real-Time Multiplayer Team GameV & 10 Solo Warmups
AI Engine
Instant Task Breakdown into Actionable Subtasks
100% Sync
Zero State Drift Between Connected Screens
GitHub Linked
Direct Pull Request, Commit & Branch Tracking
Live Presence
Real-Time Avatars, Viewports & Cursors
20 Seats
Voluntary Daily.co Audio & Video Meetings
Infrastructure & Architecture

BUILT FOR UNCOMPROMISING RELIABILITY.

Powered by industry-standard real-time infrastructure to guarantee zero packet loss and instant state recovery.

Built with Supabase

Postgres Realtime & RLS

Direct database change streaming with multi-tenant row-level security isolation.

Active & Verified

Real-Time WebSockets

Sub-50ms Event Delivery

Low-overhead bidirectional streams deliver updates instantly across all connected screens.

Active & Verified

Daily.co WebRTC

Encrypted Audio & Video

Server-capped 20-seat high definition video meetings embedded right inside the board.

Active & Verified

Optimistic UI Engine

Zero-Lag Interactivity

Instant visual drag-and-drop feedback with automatic background server reconciliation.

Active & Verified
Free to Start • No Credit Card Required

READY TO EXPERIENCE REAL-TIME FLOW?

Join forward-thinking teams coordinating cards, voluntary Daily video calls, AI task breakdowns, and 16 multiplayer games with zero latency.

Crafted for high-velocity teams•Connect with Developer on LinkedIn↗