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A little curiosity. A world of open source.
THE FIRST COLLECTIONRAWGraphs is an open-source web tool for creating custom vector-based data visualizations from tabular data, built on d3.js. It runs entirely in the browser with no server-side processing, and exports editable SVG output.
Metabase is an open-source business intelligence and embedded analytics tool designed to allow users to query data and create dashboards without requiring SQL knowledge.
An open-source observability and data visualization platform used to query, visualize, and alert on metrics, logs, and traces from multiple data sources.
Countly Web SDK is a JavaScript analytics library for websites and web applications, enabling tracking of user behavior, events, profiles, crashes, A/B testing, performance monitoring, and feedback widgets, compatible with Countly Lite, Flex, and Enterprise platforms.
C3.js is an MIT-licensed, D3-based reusable chart library that enables deeper integration of charts into web applications, with official docs, an examples gallery, a full API reference, and runnable samples.
Taipy is a Python framework designed for data scientists and ML engineers to build and deploy production-ready data and AI-driven web applications without needing to learn front-end languages.
Microsoft's 10-week, 20-lesson data science curriculum for beginners, with project-based lessons, quizzes, and 50+ language translations.
deck.gl is a GPU-powered visualization framework designed for high-performance rendering of large-scale data sets using WebGL2 and WebGPU.
A local, read‑only dashboard that visualizes Claude Code usage—token counts, cost estimates, sessions, tools, skills, projects, and activity patterns—by scanning ~/.claude/projects/ and serving a FastAPI‑based UI.
VectorBT is an open-source Python backtesting library that vectorizes strategy research: it packs thousands of parameter combinations into NumPy arrays and accelerates them with Numba and an optional Rust engine, plus portfolio analytics and interactive Plotly visualization.
An interactive analytics and data visualization component designed for large, real-time, and streaming datasets.
A CLI tool for processing railway speed restriction data from spreadsheets and visualizing them on HTML maps.
A data research and analysis platform that enables users to import custom datasets for visualization and analysis.
Evidence is an open-source, code-based alternative to drag-and-drop BI tools: build fast, interactive reports with SQL and markdown, then publish or self-host the generated static site.
Apache Superset is a modern, enterprise-ready business intelligence web application used for data exploration and visualization.
Retentioneering is an open‑source Python toolkit that provides reproducible product analytics on clickstream and event‑log data. It offers chainable data processors, interactive Jupyter widgets, a DuckDB‑backed Eventstream, and an MCP server that lets LLM agents run and validate analyses, producing shareable HTML reports.
Apache ECharts is a free, powerful JavaScript library for creating interactive, highly customizable charts and data visualizations in the browser.
D3 is a free, open-source JavaScript library for visualizing data. Built on web standards with a low-level approach, it renders dynamic, data-driven graphics using SVG, Canvas and HTML, and serves as a foundation for many higher-level chart libraries.
Fit.ly is a self‑hosted web analytics platform for endurance athletes that pulls data from Strava, Oura, Withings, Stryd, Peloton, Fitbod, Nextcloud and Spotify to deliver personalized dashboards, performance metrics and music recommendations.
Litlyx is an open-source, cookie-free analytics solution with an AI-powered dashboard. It offers a one-script install, npm package, custom events, cURL API, cloud or Docker self-hosting, and Apache 2.0 licensing.
