OPEN-SOURCE SCRIPT
Updated TLA20 - Multi-Session Box and Level Tool

TLA20 is a highly customizable indicator designed to enhance intraday analysis by marking predefined trading sessions, key levels, and midpoints directly on your charts. With its versatile features, TLA20 is ideal for traders looking to visualize multiple time zones, daily price ranges, and historical reference levels efficiently.
Key Features:
Use Cases:
This indicator does not provide direct trading signals but serves as a robust tool for enhancing technical analysis.
Disclaimer: The script is provided “as is” without warranties of any kind. Always test on a demo account before applying in live markets.
Key Features:
- Session Visualization: Mark up to three custom trading sessions with distinct start and end times, adjustable for different time zones and weekend inclusions.
- Dynamic Highlights: Automatically draw session highs, lows, midlines, and open prices with options to extend beyond session bounds.
- Custom Styling: Configure border colors, styles, and fill options for each session box to match your chart preferences.
- Historical Levels: Highlight previous daily highs/lows, weekly highs/lows, and monthly highs/lows for improved context in your trading.
- Intuitive Adjustments: Enable or disable each feature and customize settings for precise alignment with your trading strategy.
Use Cases:
- Track trading sessions across different markets and time zones.
- Identify key price levels like session midpoints and opens for entry/exit strategies.
- Overlay historical levels to recognize potential support and resistance areas.
This indicator does not provide direct trading signals but serves as a robust tool for enhancing technical analysis.
Disclaimer: The script is provided “as is” without warranties of any kind. Always test on a demo account before applying in live markets.
Release Notes
Fixed issue with Range extensions on MondaysRelease Notes
Fixed issue with session line extensions, so they're extended until the next session of the same type startsRelease Notes
- Improved session times calculations, so we don't need to ask the user if the session started on the weekend- Check if current timeframe bars are larger than session duration and avoid drawing boxes in that case (i.e. for 12H timeframes)
- On PWH/PWL, PDH/PDL and PMH/PML, also checking if the timeframe is larger than 1W, 1D and 1M to avoid drawing unnecessary lines
Release Notes
- Improved Timeframe check calculationsRelease Notes
Fixed issues with Replay modeRelease Notes
Bug FixesRelease Notes
- Allowing custom line widths larger than 4- Making PDLs/PDHs/PWLs/PWHs, etc. more dynamic introducing Previous Periods
- Splitting Ignore Last Candle setting in 2, so it integrates better with my other indicator
Release Notes
Added option to customize each extensionRelease Notes
- Improved Previous Period definition and validations- Improved overall performance pre-calculating user variables on first bar
- Disabling session range border by default
Release Notes
Fixed issue with time calculationsRelease Notes
- Added options to set the end time for extensions- Added option to define the time of the new day in PDL/PDH/PWL/PWH
Release Notes
Fixed issue with new day calculations on PDL/PDHOpen-source script
In true TradingView spirit, the creator of this script has made it open-source, so that traders can review and verify its functionality. Kudos to the author! While you can use it for free, remember that republishing the code is subject to our House Rules.
Disclaimer
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.
Open-source script
In true TradingView spirit, the creator of this script has made it open-source, so that traders can review and verify its functionality. Kudos to the author! While you can use it for free, remember that republishing the code is subject to our House Rules.
Disclaimer
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.