OPEN-SOURCE SCRIPT
ORB + Killzones - Universal Auto

ORB + Killzones • Universal Auto
A clean overlay indicator that automatically plots 15-minute Opening Range Breakout (ORB) levels for major global sessions with full DST handling and optional Killzone shading.
Key Features
Ideal for ICT/SMC traders who want accurate multi-session ORBs and high-probability Killzone windows on any instrument or timeframe. Works on forex, indices, stocks, and crypto.
Recommend to uncheck timeframes over 1 hour in the Visibility tab of the Settings.
A clean overlay indicator that automatically plots 15-minute Opening Range Breakout (ORB) levels for major global sessions with full DST handling and optional Killzone shading.
Key Features
- Universal auto-detection: adapts session times and timezones perfectly for crypto (24/7) and traditional markets (cash hours only)
- 15-minute ORB high/low lines for Tokyo, Hong Kong, China, London, and New York sessions
- Precise DST-aware London (Europe/London) and New York (America/New_York) sessions
- Optional translucent Killzone background shading: London Open (0800–1100), NY Open (0930–1100), London Close (1530–1630) — with custom colors and transparency
- Individual toggle switches for each session ORB and Killzone display
- Clean neon color scheme matching popular retrowave setups (Tokyo teal, HK magenta, China red, London blue, NY gold)
- Efficient drawing with persistent lines that extend until session end
- No repainting, low resource usage (max 250 lines, 60 labels)
Ideal for ICT/SMC traders who want accurate multi-session ORBs and high-probability Killzone windows on any instrument or timeframe. Works on forex, indices, stocks, and crypto.
Recommend to uncheck timeframes over 1 hour in the Visibility tab of the Settings.
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.
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.