A visual, stock charting (Candlestick, OHLC, indicators) and technical analysis library built on D3.

techanjs.org
techanjs homepage screenshot

About techanjs

TechanJS is a stock charting and technical analysis library built on D3. It is for building interactive financial charts for modern and mobile browsers.

It supports candlestick and OHLC charts, volume display, and indicators including moving averages, Ichimoku Cloud, RSI, and MACD.

Key features

  • Candlestick chart rendering
  • OHLC chart rendering
  • Volume display
  • Simple and exponential moving averages
  • Ichimoku Cloud indicator
  • RSI and MACD indicators
Best for: Developers adding interactive stock charts and technical indicators to websites.
Good for
  • Built on D3 for web-based financial charts
  • Supports interactive charts for modern and mobile browsers
  • Provides candlestick, OHLC, volume, and several technical indicators

techanjs at a glance

Type
Website
Pricing
Not confirmed. Check the site
Platforms
Web
Open source
Not stated
Language
English
Last checked
Oct 5, 2026 · Online when checked
Listed
Oct 5, 2026

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