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Queue your instruments and dates. Follow every file.

Chart pictures are illustrations of the software, not a performance record. Futures trading carries substantial risk of loss and is not suitable for every investor, and hypothetical or simulated results have inherent limitations that may differ materially from live trading. Risk disclosures.

Why you need it

NinjaTrader's built-in replay download is one instrument, one day, one click — building a useful replay library that way is an evening of clicking for a week of data. DS Bulk Replay Downloader takes a list of instruments and a date range and fetches all of it unattended, showing a per-file progress list and telling you exactly what it got and what it didn't.

How a run works

This queues the whole job and shows a per-file progress list while it runs.

  1. 01Add instruments, tick the ones you want, set a start and end date
  2. 02Files land in NinjaTrader's own replay folder — Playback finds them automatically
  3. 03Days you already have are skipped; a truncated file is re-fetched, not trusted
  4. 04An older start date beyond NinjaTrader's ~90-day window is moved forward automatically

Before you buy

What it needs, where it runs, and what it is not.

Where it runs

Markets

What NinjaTrader's replay servers carry

It downloads NinjaTrader's own Market Replay files: roughly the last 90 days, for the instruments NinjaTrader serves. Futures days follow the front-month contract by default.

What it reads

No chart data of its own: it queues NinjaTrader's Market Replay (.nrd) download per instrument and day.

NinjaTrader 8 · 8.1.8.1 or newer. Everything runs on your machine, on your own data feed.

Good to know

It supplies no data of its own and bypasses no platform limit — it only automates NinjaTrader's own download, in bulk.

DS Universe tools are charting and research software for educational and informational purposes. They are not investment advice and no output is a forecast or a guarantee of any result. Trading futures and other leveraged instruments carries substantial risk of loss and is not suitable for every investor.

NinjaTrader

Test it on your own charts first.

Four screenshots and a paragraph are not enough to judge an indicator on. Watch it work in your own instrument, on your own timeframe, before it goes anywhere near a live account. Both ways of doing that are free.

  1. 01

    Replay a session you have already seen

    Market Replay runs a past session back tick by tick, at whatever speed you like. You get to watch DS Bulk Replay Downloader print in conditions you remember, and pause on the bars where it mattered.

  2. 02

    Then trade it forward, on the simulator

    Replay shows you the past with the ending already known. The simulator does not — it runs live, in real time, on real prices, with nothing at stake. That is where you find out whether you can actually act on what you are seeing.

A simulated fill is not a live fill. Replay and the simulator cannot reproduce real queue position, slippage, or what it feels like to hold a position with money on it, and results from either may differ materially from live trading. Test to learn how a tool behaves — not to estimate what it might return.

In motion

See DS Bulk Replay Downloader run

Recording · 15 s

From the lineup

Flagship indicators