Top VISUALIZATION GitHub Repositories & Tools (2026)

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

Apache Superset is a Data Visualization and Data Exploration Platform

A reactive notebook for Python — run reproducible experiments, query with SQL, execute as a script, deploy as an app, and version with git. Stored as pure Python. All in a modern, AI-native editor.

The fastest path to AI-powered full stack observability, even for lean teams.

Stop letting AI code blind. Map the architecture before every change with Birdview.

Agent skill for creative 3D visualization: turn an idea into a Three.js/Blender scene worth exploring. Claude Code + Codex plugin, 223 recipes, 440 knowledge records, 22 proved kits, 37 runnable studies.

Open-source IoT Platform - Device management, data collection, processing and visualization.

Refine high-quality datasets and visual AI models

Go language library for reading and writing Microsoft Excel™ (XLAM / XLSM / XLSX / XLTM / XLTX) spreadsheets

TreeMap is a fully downloadable app that can run on mac, windows, and linux. That visualizeses all of your disk-space into charts and square board. It also lets you delete unwanted files and opens files for you aswell.

Claude Code, Codex and Pi write down everything you do. bough draws it and prices it: a day, the work inside it, every prompt, and what each piece cost. One Go binary, runs on your machine, sends nothing anywhere.

The General Mission Analysis Tool (GMAT) is the world's leading enterprise, multi-mission, open source software system for space mission design, optimization, and navigation. The system supports missions in flight regimes ranging from low Earth orbit to lunar, libration point, and deep space missions. NOTE: Non-release tagged commits are AS IS.

📊 The concise and progressive visualization grammar.

Radzen Blazor is the most sophisticated free UI component library for Blazor, featuring 145+ 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.

Streamlit — A faster way to build and share data apps.

High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in milliseconds. 158 languages, sub-ms queries, 99% fewer tokens. Single static binary, zero dependencies.

A debugging and profiling tool that can trace and visualize python code execution

VTable is not just a high-performance multidimensional data analysis table, but also a grid artist that creates art between rows and columns.

MNE: Magnetoencephalography (MEG) and Electroencephalography (EEG) in Python

Interactive architecture diagrams for codebases