Open-source components for trading screens, charts, order entry, and price boards
Portfolio analytics platform for quantitative investors
Stage
Not given
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Founded
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Based in
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Pricing model
Open source
Freemium
Pricing
Not given
Starter: free ($0/month); Plus: $15/month; Pro: $50/month. Starter includes 5 portfolios, 10 assets per portfolio, 3 portfolio optimizations a day, and 25 watchlist items. Plus adds 25 portfolios, 25 assets per portfolio, 50 optimizations a day, and 50 watchlist items. Pro includes unlimited portfol
Key features
18 chart types with Canvas 2D or WebGL rendering
134 technical indicators
69 drawing tools including trend lines and Fibonacci
Complete trading widget with watchlists and position tracking
Realtime price board supporting 1,000 symbols at 30,000 ticks per second
Order flow visualization with liquidity heatmap
Mobile-responsive design with touch gestures
Bar replay and paper trading
Support for TypeScript, React, Vue and Svelte
Works with any exchange
3,400+ stocks and ETFs tracked
20+ risk metrics including Sharpe, Sortino, max drawdown, beta, and alpha
Up to 5 years of historical price data
Daily data refresh
Portfolio screener
Public portfolio sharing and community browsing
Portfolio comparison side by side
Asset correlation analysis
AI assistant integration via MCP server
What makes it different
No third-party runtime dependencies
Headless chart at 176 KB gzipped
Processes live ticks into indicators in microseconds
MIT licensed and free for any market
Performance tested: 1 million bars panned at 60 fps
Institutional-grade metrics accessible to all investors at no cost
Fast and unified dashboard combining multiple portfolio analysis tools in one place
Community-driven insights from public user portfolios
Daily updated data with no subscription required to view core features
TradeCanvas
Redstone