wrundocs
Open the editor

wrun documentation

Build indicators, alerts and strategies that read the whole market, compiled and running in your browser.

Build your first indicator Explore the cookbook
Building with an AI agent?Give it every wrun page in one paste.
llms.txtopenmarket.xyz/wrun/llms.txt
Everything in one file: llms-full.txt

2.4 MB, for tools that read files, not for chats

Popular
What is wrunWhat you can readOrder flow
ema 2064,210.5
An EMA of the close ema.ts · 12 lines

Try it out

Pick a task, read the code, see what it draws. Every example comes from these docs and runs in the editor as it is.

ema.ts12 lines
param("period", 20, { min: 1, max: 200, description: "EMA length in bars" });output("avg", line, overlay, { color: "#2563eb", width: 2, description: "EMA of the close" });let ema = new Ema(20);function onStart(): void { ema = new Ema(i32(p_period()));}function onBar(): void { out_avg(ema.update(bar.close()));}
What it draws
63,00064,00065,000ema 2064,150.3
From Your first indicator Compiles to WebAssembly in your browser

From the cookbook

All 47 recipes

Complete indicators to copy, run and adapt. Each page explains the idea, then gives the file in full.

Gamma map

The live options chain as gamma exposure by strike, docked on the price axis, with both walls and the flip.

Beyond the time axis · 453 lines

Aggregated CVD

One cumulative volume-delta line with volatility bands and sign coloring.

Order flow · 32 lines

Volume profile and value area

The last 96 bars’ profile on the price axis, with POC, VAH and VAL drawn across.

Beyond the time axis · 206 lines
$8.0M$3.8M$5.3M

Liquidation bursts

Long and short liquidations mirrored under the chart, with the big flushes tagged in money.

Order flow · 108 lines
EMA dist+1.8%RSI61ATR2.4%Flow 20+12%OI change+3.1%BULLISH

Market HUD

One card that reads the market in one glance: the trend word first, then buy share, EMA distance, ATR, RSI and open interest.

HUDs · 125 lines
AsiaLondonNew YorkAsiaLondonNew York

Session map

Asia, London and New York as boxes around each session’s high and low.

On price · 103 lines

Explore the docs

Nine areas, one for each thing you came to do. The tabs at the top lead to the same places.

Get started

What wrun is, your first indicator, the editor, writing with AI, publishing and sharing.

Market data

Every feed an indicator can read: candles, the tape, the book, liquidations, options.

Indicators

The built-in library: moving averages, oscillators, trend, volume and VWAP.

Chart output

Lines, shapes, boxes, cards, legends, labels and the alerts a file declares.

Settings

Declare a setting by its kind and the dialog draws the right control.

Strategies

Backtest with simulated fills, costs and perps, then read the Strategy Tester.

Cookbook

Complete indicators to copy, run and adapt, grouped like the editor’s starters.

Language

How a file runs bar by bar, its types, state and history, and the helpers.

Reference

Quick reference, declarations, limits, symbols, versions and help.