Charts GitHub Repositories (2026) · Open Source Tools

A data visualization and analytics component, especially well-suited for large and/or streaming datasets.

The Kubernetes Package Manager

A concise grammar of interactive graphics, built on Vega.

📈 A small, fast chart for time series, lines, areas, ohlc & bars

Data-Driven Astrology 💫 Kerykeion is a Python library for astrology. It generates SVG charts and extracts detailed structured data for birth charts, synastry, transits, composite charts, and more.

A library for building rich, web-based geospatial 2D & 3D data platforms.

Capture and visualize the data that matters in your life

Bring data to life with SVG, Canvas and HTML. :bar_chart::chart_with_upwards_trend::tada:

Radzen Blazor is the most sophisticated free UI component library for Blazor, featuring 155+ native components including DataGrid, Scheduler, Charts, and advanced theming with full support for Material Design and Fluent UI. If Radzen Blazor is useful to you, a ⭐ on GitHub helps other Blazor developers find it.

Umami is a privacy-first analytics platform. Traffic, campaigns, behavior, conversions, and revenue in one place — no cookies, no surveillance, self-hosted or in the cloud.

Open-source JavaScript charting library behind Plotly and Dash

Create beautiful JavaScript charts with one line of Ruby

A proven SVG-based JavaScript diagramming library powering exceptional UIs

Computer vision assisted tool to extract numerical data from plot images.

Simple, cross-platform chart library for .NET

A concise ChartPlotter/Navigator. A cross-platform ship-borne GUI application supporting * GPS/GPDS Postition Input * BSB Raster Chart Display * S57 Vector ENChart Display * AIS Input Decoding * Waypoint Autopilot Navigation

A tiny TypeScript visualization grammar for responsive, accessible, server-rendered charts—powered by granular D3 primitives.

A curated set of Helm charts brought to you by codecentric

Declarative YAML around SQL for dbt-native dashboards: easy for agents to write, easy for humans to audit.

🟢 Charts for Jetpack Compose — Multiplatform (Android · iOS · Web · Desktop)