Open source. Open possibilities.

Reflex is a library for building full-stack web applications using pure Python, eliminating the need for JavaScript for frontend development.

TrendRadar is a lightweight, AI-powered news and sentiment monitoring tool that aggregates hot topics from multiple platforms and RSS feeds, supports keyword filtering, AI-driven curation/translation/analysis, and delivers alerts via WeChat, Feishu, DingTalk, Telegram, etc., with MCP API support.

Microsoft's 10-week, 20-lesson data science curriculum for beginners, with project-based lessons, quizzes, and 50+ language translations.

Gonum provides Go libraries for numerical computations including matrices, statistics, and optimization. It supports standard build processes and follows a six-month release cycle aligned with Go.

OpenRefine is a Java-based open-source power tool designed for cleaning, transforming, and reconciling messy data through a web browser interface.

Helio is a data visualization tool that transforms raw data from CSVs, SQL databases, or REST APIs into personalized dashboards using visual pipelines and AI-assisted editing.

scikit-learn is a comprehensive Python module for machine learning, built on top of SciPy and distributed under the 3-Clause BSD license.

A library of 166 ready-to-use Agent Skills plus 100+ scientific database integrations that turn AI coding agents into research assistants for biology, chemistry, medicine, drug discovery and data analysis.

A data research and analysis platform that enables users to import custom datasets for visualization and analysis.

Gradio is an open-source Python library for quickly building and sharing web applications for machine learning models, APIs, or any Python function without requiring web development experience.

Micro Opinion (BettaFish) is a multi-agent public opinion analysis system built from scratch, with AI crawler clusters, multimodal analysis, forum collaboration, and intelligent reports to break information bubbles, restore public sentiment, predict trends, and assist decisions. Supports 30+ social platforms, private database access, pure Python, Docker deployment.

Apache Superset is a modern, enterprise-ready business intelligence web application used for data exploration and visualization.

A pure-Python scientific computing platform with 22 modules covering quantum, ML, statistics, ODE solvers, and more—zero runtime dependencies, with optional NumPy/SciPy adapters for validation and reproducibility.

Warden Desk is a read-only, eight-agent rule engine for on-chain risk analysis around Solana launchpad coins: seven rule agents screen candidates and an eighth Warden agent can only refuse, logging verdicts with contract addresses and reasons while never executing trades.

pandas is a powerful Python library providing fast, flexible, and expressive data structures designed for working with relational or labeled data.

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.

DataEase is an open-source BI tool that supports the rapid creation of data visualization charts via drag-and-drop, helping users analyze data and gain insights into business trends.

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal or via a browser-based HTML dashboard.

Statsmodels is a Python library for statistical modeling, econometrics, and data analysis. It supports regression, time series, survival analysis, and more.

A Python library for enriching pandas DataFrames by adding new columns generated by AI models based on natural language instructions.