Pyqtgraph by pyqtgraph
Fast data visualization and GUI tools for scientific / engineering applications
About Pyqtgraph
From the project's README at github.com/pyqtgraph/pyqtgraph. Lightly cleaned for readability; for the full source see the upstream repo.
[](https://pypi.org/project/pyqtgraph/) [](https://anaconda.org/conda-forge/pyqtgraph) [](https://github.com/pyqtgraph/pyqtgraph/actions/?query=workflow%3Amain) [](https://pyqtgraph.readthedocs.io/en/latest/?badge=latest)
PyQtGraph is intended for use in mathematics / scientific / engineering applications. Despite being written entirely in python, the library is fast due to its heavy leverage of numpy for number crunching, Qt's GraphicsView framework for 2D display, and OpenGL for 3D display.
Python versions released within the last 3 years NumPy, SciPy and matplotlib versions released within the last 2 years Qt5 5.15 or Qt6 6.8+
Python 3.12+ Qt 5.15 or 6.8+ PyQt5, PyQt6, or PySide6 [](https://github.com/numpy/numpy) 2.0+ O
Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 4.3k | github.com/pyqtgraph/pyqtgraph |
| GitHub forks | 1.2k | github.com/pyqtgraph/pyqtgraph |
| PYPI downloads (last month) | 863k | pyqtgraph |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 12.7 years | since Sep 2013 |
| Last commit | 2 months ago | Mar 9, 2026 |
| Releases shipped | 16 | last: 6 months ago |
| Funding links | 1 | declared by maintainers |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
What people say on Hacker News
Ready to self-host Pyqtgraph?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed May 7, 2026.
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