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SidiLevel 2 · for NinjaTrader 8

The order book, inside the chart.

A separate DOM window makes you look away from the chart and match prices in your head. SidiLevel 2 draws the depth of market into the price chart itself, aligned to the price scale, and keeps the last twenty minutes of it as a heatmap behind the price line.

Version 3.4.0.0141 settingsNinjaTrader 8 · Windows
Liquidity heatmap: twenty minutes of order book history behind the price line

What it puts on your chart

A depth of market window tells you what is resting in the book right now. What it cannot tell you is what was resting there a minute ago, because the moment a level changes, the old state is gone. That missing history is most of the story: size that sat at a price for ten minutes and then vanished as price approached says something different from size that appeared two seconds ago.

SidiLevel 2 keeps it. The live book is drawn into the price chart, aligned to the price scale, and roughly twenty minutes of its history stay behind the price line as a heatmap. A wall you can see forming, holding and then disappearing is a different object than a number in a column.

Around that sit the analysis blocks: spread and book imbalance in an overlay, hints on the levels holding the most size, detection of changes in the book, and a heuristic layer that flags iceberg and spoof candidates. None of those claim certainty. The book shows what happened to the quotes, not why, and the 141 settings of version 3.4.0.0 exist so you can tune what gets flagged and how loudly, on your instrument, in your colours.

Depth at the price it belongs to

The depth of market shows how much size is currently resting at each price. Drawn into the chart and aligned to the price scale, it stops being a table you read and becomes part of the picture: a wall of size sits at the same height as the bars that will run into it. Bar scaling, layout, how much chart width it takes, the text on each level and the appearance of the whole block are yours to set.

Order book depth drawn into the chart, aligned to the price scale
Order book depth drawn into the chart and aligned to the price scale, so a bar of resting size sits at the price it is resting on.

The numbers behind the picture

On top of the raw book comes a layer of analysis. The overlay carries the current spread, the imbalance between bid and ask depth, a depth counter and hints on the levels that currently hold the most size. Separately, an event detection block watches for changes in the book, and a heuristic block flags iceberg and spoof candidates, which can raise their own spoken alert.

Analysis view with spread, order book imbalance, depth counter and liquidity walls
The analysis overlay: spread, order book imbalance, depth counter and the levels flagged as walls.

Nine finished colour worlds, or your own

A heatmap only works if the eye can separate a lot of size from a little at a glance, and that depends on your monitor, your chart background and your eyes. Nine finished colour worlds ship with the tool, from arctic blue through amber, teal, violet, forest, ice, gold and muted steel to high-contrast neon, and every colour and opacity in them remains editable.

The same twenty minutes of liquidity in high-contrast neon, every colour and opacity is configurable
The same twenty minutes of liquidity in high-contrast neon. Every colour and opacity in the heatmap is a setting.
§ 02Every setting

What you can change.

141 settings in version 3.4.0.0, read out of the installed indicator. The list below is what they are for.

Depth of market

  • Order book drawn into the price chart, aligned to the chart price scale
  • Bar scaling so a large resting size stays readable next to a small one
  • Layout control over how much chart width the block takes
  • Text on each level with its own font, size and format
  • Executed trades shown as bubbles, with their own sizing

Liquidity heatmap

  • Roughly twenty minutes of order book history kept behind the price line
  • Nine finished colour worlds, from arctic and ice to neon and gold
  • Every colour and opacity in the map remains editable
  • Own switch, so the heatmap can run without the live depth block

Analysis

  • Spread, order book imbalance and depth counter in an overlay
  • Hints on the levels currently holding the most size
  • Event detection for changes in the book
  • Heuristic candidates for iceberg and spoof patterns, flagged as candidates, not as findings
  • Snapshot export of the current book state

Alerts and chart

  • Alert when a new candidate is flagged, separately for each of the two types
  • Own .wav file and own spoken text per type, with a shared lock-out time
  • Spoken alerts with language, voice, rate and volume set once for the whole tool
  • Realtime Settings window, opened from a button in the chart toolbar
  • Indicator name row, bar index at the mouse position, drawing order and right margin
§ 03In parallel

Twelve blocks in one indicator

The Level 2 section alone carries seventy-one settings across twelve blocks. Each one can be switched off, so the tool can be a plain depth display, a pure heatmap, or everything at once.

Drawing the book

depth, scale, layout
  • DOM basics
  • Layout and chart space
  • Bars and scaling
  • Pro-DOM appearance
  • Level text
  • Trades and bubbles

Reading the book

analysis, history, export
  • Liquidity analysis
  • Liquidity heatmap
  • Event detection
  • Heuristic candidates
  • HUD and level hints
  • Snapshot export
20
minutes of order book history in the heatmap
9
finished colour worlds, every colour editable
141
settings in version 3.4.0.0
1
window, because the book is in the chart

Change it while the market runs

SidiLevel 2 has its own Realtime Settings window, opened from a button in the chart toolbar. Colours, scaling, layout width, the heatmap palette and which analysis blocks are visible change in the chart as you set them, and the window saves, loads and resets complete presets from its bottom bar. Switching the heatmap to a different colour world while the book is moving takes one click.

A few fields change what is calculated rather than how it is drawn, and those still ask for a chart reload (F5). Everything visual answers immediately.

§ 04Pricing & licence

Pick your licence.

Every plan includes free updates. Secure checkout handled by Freemius.

$4.90/ month
Buy monthly →
All prices exclude applicable VAT.
Cancel any monthly plan at any time

One licence, any of your computers

The licence is tied to your email address, not to a machine ID. You can install SidiLevel 2 on as many computers as you like and run it on one of them at a time.

No machine binding
Bound to your email address, so a new PC, a rebuilt system or a second workstation needs no unlock code.
Switch in seconds
Close the chart on one machine and the next one picks up the licence right away. No transfer fee, no waiting period.
Two machines at once
A second licence, for running SidiLevel 2 on two computers at the same time, comes at 75% off.
Updates included
Every plan, monthly or lifetime, includes all further versions for as long as it runs.
§ 05Good to know

Before you install.

Q · 01Do I need Level 2 data for this?+
Yes. The tool draws what your data connection delivers as depth of market. Without a Level 2 feed for the instrument there is no book to draw, and the heatmap stays empty.
Q · 02How far back does the heatmap go?+
Roughly the last twenty minutes of book history, kept behind the price line so you can see where size sat before price arrived and whether it was still there when it did.
Q · 03What are iceberg and spoof candidates?+
Patterns the tool flags heuristically. An iceberg candidate is a price that keeps refilling with size after being hit, which can mean the displayed quantity is only part of the order. A spoof candidate is size that leaves the book before price reaches it. Both are candidates by design: the book does not say why size appeared or left, so the tool marks the pattern and leaves the reading to you.
Q · 04Does it replace the NinjaTrader SuperDOM?+
It is not an order entry window. SidiLevel 2 displays and analyses the book inside the chart; placing orders from the chart is what SidiChartTrader does.
Q · 05Which NinjaTrader version does it need?+
NinjaTrader 8 on Windows. SidiLevel 2 installs as a NinjaScript add-on and runs inside your own NinjaTrader instance, on your own data connection.
Q · 06What do I get in the free demo?+
Fourteen days of the full version of every Sidi tool, SidiLevel 2 included. The demo expires on its own; continuing is a separate, deliberate step.