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Free TradingView indicators.
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Independent publisher. Not affiliated with TradingView, Inc.

Market structure

Auto Harmonic Patterns Pro HTF

NASDAQ 100 E-mini five-minute chart with a bearish Bat Setup, its PRZ, Entry, Target and Stop reference levels, a bearish Bat projected from the 30-minute chart, a bullish Alt Bat, the levels table and the higher-timeframe table.
Publication capture · Not live data · Open chart to enlarge · AuctionFoundry on TradingView

Harmonic patterns on this chart and on up to two higher timeframes, with each pattern’s state. Free invite-only: privately message AuctionFoundry on TradingView saying “AHPP access” with your username; the author grants access.

Choose what you want to understand

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More tools. Different questions.

27 published indicators, each with a full manual.

View all free indicators →
E-mini S&P 500 five-minute publication chart with the Butterfly panel right of the last bar: the previous Thursday 10-08 and latest Friday 10-09 0930 to 0945 opening ranges mirrored around one axis, each with high and low lines and price tags, volume by price, an Estimated Delta bar and caption, and the read table top right.

Opening Range Comparison

Sessions & ranges

Is the latest opening range wider, higher or busier than the previous session’s?

Dark chart showing bullish and bearish fair-value-gap zones across multiple timeframes.

FVG Confluence

Imbalance & supply/demand

Where do the imbalances actually overlap?

Publication captures from TradingView · Not live data

Know what your
indicator is doing.

Every indicator has a full manual covering settings, behavior, alerts and limitations.

  • What it calculates
  • What each setting changes
  • Where its limits are
Browse the manuals

1,459 documented settings across 27 full manuals.

Auto Trendlines

Inside the manual
  • Overview
  • Confirmed pivots
  • Touches & retirement
  • Limitations

Confirm the pivots. Test the line.

Ascending and descending candidates are built from confirmed pivot pairs. Pierced lines are rejected beyond the configured tolerance; touches describe the line’s history.

Dark SPY chart showing confirmed ascending and descending trendline candidates with touch-count labels.Read the Auto Trendlines manual →

Built independently. Documented openly.

Auction Foundry builds descriptive chart tools for TradingView.

  • Free published indicators
  • Full manuals
  • Limitations included

These tools describe chart conditions. They do not predict outcomes or guarantee results.

No automated trading. No managed accounts. No alert service, no calls channel.

Meet Auction Foundry →

Before you add one to your chart

Will these tell me when to buy or sell?

No. They mark structure, imbalance, reference levels and correlation — things you can point at on a chart. Some tools draw configured reference levels labeled Entry, Target or Stop; these are geometry, not instructions, and drawing a level is not the same as calling a trade: the script does not know your position, your risk, or your timeframe, and it never instructs. What to do is your call, and it stays your call.

Are the published indicators free?

The 27 published indicators are currently available free through their TradingView listings. No Auction Foundry account or email list is required, and there is nothing to pay. For Session Gap Map, send AuctionFoundry a private TradingView message saying “SGAP access”; for Auto Harmonic Patterns Pro HTF, “AHPP access” with your TradingView username. The author grants access.

Which markets do they work on?

Anything TradingView carries. How useful they are varies a lot by instrument, timeframe, liquidity and data quality, and every manual has a limitations section that says where specifically rather than vaguely.

Where can I review what each indicator does?

Open its TradingView listing for the current publication, then use the matching manual for all 1,459 documented settings, defaults, states, alerts, limitations, and troubleshooting.

Something is broken. Who fixes it?

We do. Send the symbol, timeframe, chart and settings you changed through the feedback page. Confirmed corrections are reflected in the affected indicator and documentation.

Start with one.

Choose a question. Explore a tool. Read its manual.

CURRENT ACCESSThe 27 published indicators are currently available free through their TradingView listings. No Auction Foundry account or email list is required, and there is nothing to pay. For Session Gap Map, send AuctionFoundry a private TradingView message saying “SGAP access”; for Auto Harmonic Patterns Pro HTF, “AHPP access” with your TradingView username. The author grants access.

Risk disclosure

Auction Foundry LLC provides educational charting tools and general market commentary only. This is not investment, financial, legal or tax advice, and nothing here is a recommendation, offer or solicitation to buy or sell any instrument. Auction Foundry is not registered with the SEC as an investment adviser, nor with the CFTC as a commodity trading advisor, and is not an NFA member.

Trading involves risk, including loss of principal. Losses can exceed a modeled stop and, for leveraged or margin products, can exceed the amount initially deposited or invested. Indicators can be wrong, delayed or unsuitable for your circumstances, and past or hypothetical results do not predict future results. Free access does not change any of this. Consider your objectives and consult a licensed professional before acting. Using these tools does not create an advisory or brokerage relationship.

Auction Foundry LLC is an independent publisher and is not affiliated with, endorsed by, or sponsored by TradingView, Inc. “TradingView” is a trademark of TradingView, Inc., used here only to identify the platform our scripts are published on. Scripts are published to TradingView as a community author on the same terms as any other author.

Read the full Risk Disclosure for the dated, versioned document this summarizes.