Trendyways.js: Financial Technical Analysis for Stock Indicator
A JavaScript technical analysis library for stock time series, chart data preparation, trend indicators, and pivot levels.
Chart & Graph
Generate Customizable Heat Maps For Date-based Activities – Heat.js
A lightweight JavaScript library that generates customizable heat maps to visualize date-based activity and trends.
Minimal JavaScript Gauge Library: No SVG/Canvas
Create simple gauge charts using only HTML, CSS, and JavaScript with SimpleGauge. Lightweight and easy to use, no SVG or Canvas required.
GPU-Powered WebGL Canvas Chart Library for JavaScript – WebGL Chart
A WebGL JavaScript chart library for GPU-accelerated canvas rendering. Supports real-time data streams, multi-axis plots, zoom, pan, and interactive annotations.
2D/3D Data Visualization with Ray Tracing in JavaScript – MorphCharts
Microsoft’s MorphCharts JavaScript library creates 3D data visualizations with WebGPU, ray tracing, and Vega-inspired JSON specs for immersive data experiences.
Versatile Gantt Chart Component – jsGantt
A customizable, flexible, multilingual Gantt Chart component built with vanilla JavaScript.
Lightweight Pie/Donut Charts with CSS Conic Gradients – Pietry
Create lightweight pie/donut charts with CSS conic gradient. No canvas, no SVG, no dependencies.
Lightweight Responsive SVG Charts with CSS Transitions – Beaned-Charts
Create bar, line, and pie charts with pure JavaScript. Beaned-Charts delivers responsive SVG visualizations with no framework requirements.
Render Mermaid Diagrams to SVG or ASCII Art – beautiful-mermaid
Render Mermaid diagrams as beautiful SVGs or ASCII art. Fast, themeable, zero DOM dependencies. Built for AI assistants and CLI tools.
Pure JavaScript Library for Inline Charts – Sparklines.js
Build inline line, bar, tristate, discrete, bullet, pie, and box charts with Sparklines.js. Vanilla JavaScript sparkline library with flexible data input and customization.