1
geodjango
Data & Science
87,382
2026-05-02
Geolocation
Data & Science
→
A world-class geographic web framework that is part of
Django .
2
openbb
Financial Data
66,887
2026-04-23
Financial Data
Data Analysis
Data & Science
→
A financial data platform for analysts, quants and AI agents.
3
pathway
General
63,360
2026-05-02
General
Data Analysis
Data & Science
→
Real-time data processing framework for Python with reactive dataflows.
4
pandas
General
48,642
2026-05-02
General
Data Analysis
Data & Science
→
A library providing high-performance, easy-to-use data structures and data analysis tools.
5
streamlit
Dashboards and Apps
44,426
2026-05-02
Dashboards and Apps
Data Visualization
Data & Science
→
A framework which lets you build dashboards, generate reports, or create chat apps in minutes.
6
gradio
Dashboards and Apps
42,483
2026-04-30
Dashboards and Apps
Data Visualization
Data & Science
→
Build and share machine learning apps, all in Python.
7
polars
General
38,360
2026-05-02
General
Data Analysis
Data & Science
→
A fast DataFrame library implemented in Rust with a Python API.
8
manim
Other
38,072
2026-04-19
Other
Science
Data & Science
→
An animation engine for explanatory math videos.
9
numpy
Core
31,948
2026-05-02
Core
Science
Data & Science
→
A fundamental package for scientific computing with Python.
10
PythonRobotics
Physics and Engineering
29,372
2026-04-11
Physics and Engineering
Science
Data & Science
→
This is a compilation of various robotics algorithms with visualizations.
11
pydantic
Data & Science
27,660
2026-05-02
Data Validation
Data & Science
→
Data validation using Python type hints.
12
yfinance
Financial Data
23,338
2026-04-30
Financial Data
Data Analysis
Data & Science
→
Easy Pythonic way to download market and financial data from Yahoo Finance.
13
matplotlib
Plotting
22,760
2026-05-02
Plotting
Data Visualization
Data & Science
→
A Python 2D plotting library.
14
bokeh
Plotting
20,374
2026-04-30
Plotting
Data Visualization
Data & Science
→
Interactive Web Plotting for Python.
15
akshare
Financial Data
18,797
2026-05-02
Financial Data
Data Analysis
Data & Science
→
A financial data interface library, built for human beings!
16
plotly
Plotting
18,492
2026-05-01
Plotting
Data Visualization
Data & Science
→
Interactive graphing library for Python.
17
networkx
Other
16,870
2026-04-30
Other
Science
Data & Science
→
A high-productivity software for complex networks.
18
scipy
Core
14,655
2026-05-01
Core
Science
Data & Science
→
A Python-based ecosystem of open-source software for mathematics, science, and engineering.
19
sympy
Core
14,604
2026-04-30
Core
Science
Data & Science
→
A Python library for symbolic mathematics.
20
seaborn
Plotting
13,836
2026-01-22
Plotting
Data Visualization
Data & Science
→
Statistical data visualization using Matplotlib.
21
data-profiling
General
13,534
2026-04-22
General
Data Analysis
Data & Science
→
Generate detailed data profiling reports for pandas DataFrames.
22
statsmodels
Core
11,391
2026-04-16
Core
Science
Data & Science
→
Statistical modeling and econometrics in Python.
23
datasette
General
11,020
2026-04-23
General
Data Analysis
Data & Science
→
An open source multi-tool for exploring and publishing data.
24
numba
Core
11,005
2026-05-01
Core
Science
Data & Science
→
Python JIT compiler to LLVM aimed at scientific Python.
25
modin
General
10,384
2026-02-10
General
Data Analysis
Data & Science
→
A drop-in pandas replacement that scales workflows by changing a single line of code.
26
altair
Plotting
10,362
2026-04-21
Plotting
Data Visualization
Data & Science
→
Declarative statistical visualization library for Python.
27
pymc
Simulation and Modeling
9,605
2026-04-27
Simulation and Modeling
Science
Data & Science
→
Probabilistic programming and Bayesian modeling in Python.
28
qiskit
Data & Science
7,328
2026-04-30
Quantum Computing
Data & Science
→
An IBM-backed quantum SDK for building, simulating, and running circuits on real quantum hardware.
29
ibis
General
6,521
2026-03-29
General
Data Analysis
Data & Science
→
A portable Python dataframe library with a single API for 20+ backends.
30
astropy
Physics and Engineering
5,140
2026-05-02
Physics and Engineering
Science
Data & Science
→
A community Python library for Astronomy.
31
geopandas
Data & Science
5,114
2026-04-30
Geolocation
Data & Science
→
Python tools for geographic data (GeoSeries/GeoDataFrame) built on pandas.
32
biopython
Biology and Chemistry
5,000
2026-04-28
Biology and Chemistry
Science
Data & Science
→
Biopython is a set of freely available tools for biological computation.
33
Cirq
Data & Science
4,948
2026-05-02
Quantum Computing
Data & Science
→
A Google-developed framework focused on hardware-aware quantum circuit design for NISQ devices.
34
jsonschema
Data & Science
4,944
2026-04-26
Data Validation
Data & Science
→
35
geopy
Data & Science
4,810
2026-01-27
Geolocation
Data & Science
→
Python Geocoding Toolbox.
36
plotnine
Plotting
4,556
2026-04-30
Plotting
Data Visualization
Data & Science
→
A grammar of graphics for Python based on ggplot2.
37
shapely
Other
4,428
2026-04-22
Other
Science
Data & Science
→
Manipulation and analysis of geometric objects in the Cartesian plane.
38
pyqtgraph
Plotting
4,335
2025-12-08
Plotting
Data Visualization
Data & Science
→
Interactive and realtime 2D/3D/Image plotting and science/engineering widgets.
39
pandera
Data & Science
4,320
2026-05-02
Data Validation
Data & Science
→
A data validation library for dataframes, with support for pandas, polars, and Spark.
40
aws-sdk-pandas
General
4,109
2026-05-01
General
Data Analysis
Data & Science
→
41
bqplot
Plotting
3,688
2026-04-30
Plotting
Data Visualization
Data & Science
→
Interactive Plotting Library for the Jupyter Notebook.
42
vispy
Plotting
3,569
2026-04-24
Plotting
Data Visualization
Data & Science
→
High-performance scientific visualization based on OpenGL.
43
rdkit
Biology and Chemistry
3,414
2026-04-30
Biology and Chemistry
Science
Data & Science
→
Cheminformatics and Machine Learning Software.
44
cerberus
Data & Science
3,277
2026-01-01
Data Validation
Data & Science
→
A lightweight and extensible data validation library.
45
pennylane
Data & Science
3,184
2026-05-02
Quantum Computing
Data & Science
→
A hybrid quantum-classical machine learning library with automatic differentiation support.
46
pygal
Plotting
2,759
2025-12-09
Plotting
Data Visualization
Data & Science
→
A Python SVG Charts Creator.
47
colour
Other
2,572
2026-04-30
Other
Science
Data & Science
→
Implementing a comprehensive number of colour theory transformations and algorithms.
48
edgartools
Financial Data
2,083
2026-04-29
Financial Data
Data Analysis
Data & Science
→
Library for downloading structured data from SEC EDGAR filings and XBRL financial statements.
49
qutip
Data & Science
2,008
2026-04-28
Quantum Computing
Data & Science
→
Quantum Toolbox in Python.
50
voluptuous
Data & Science
1,847
2025-12-18
Data Validation
Data & Science
→
A Python data validation library primarily intended for validating data from untrusted sources.
51
cartopy
Specialized
1,598
2026-04-27
Specialized
Data Visualization
Data & Science
→
A cartographic python library with matplotlib support.
52
django-countries
Data & Science
1,525
2026-01-08
Geolocation
Data & Science
→
A Django app that provides a country field for models and forms.
53
lumibot
Financial Data
1,382
2026-05-01
Financial Data
Data Analysis
Data & Science
→
Algorithmic trading framework for backtesting and live deployment across stocks, options, crypto, futures, and forex.
54
openbabel
Biology and Chemistry
1,315
2024-12-21
Biology and Chemistry
Science
Data & Science
→
A chemical toolbox designed to speak the many languages of chemical data.
55
obspy
Physics and Engineering
1,295
2026-03-17
Physics and Engineering
Science
Data & Science
→
A Python toolbox for seismology.
56
geojson
Data & Science
985
2024-12-21
Geolocation
Data & Science
→
Python bindings and utilities for GeoJSON.
57
pygraphviz
Specialized
841
2026-04-27
Specialized
Data Visualization
Data & Science
→
58
desbordante
General
476
2026-05-02
General
Data Analysis
Data & Science
→
An open source data profiler for complex pattern discovery.
59
pydy
Physics and Engineering
410
2026-04-29
Physics and Engineering
Science
Data & Science
→
Short for Python Dynamics, used to assist with workflow in the modeling of dynamic motion.
60
cclib
Biology and Chemistry
405
2026-05-02
Biology and Chemistry
Science
Data & Science
→
A library for parsing and interpreting the results of computational chemistry packages.
61
pathsim
Simulation and Modeling
364
2026-03-27
Simulation and Modeling
Science
Data & Science
→
A block-based system modeling and simulation framework with a browser-based visual editor.
62
ultraplot
Plotting
292
2026-05-02
Plotting
Data Visualization
Data & Science
→
Matplotlib wrapper for publication-ready scientific figures with minimal code. Includes advanced subplot management, panel layouts, and batteries-included geoscience plotting.
63
simpy
Simulation and Modeling
GitLab
—
Simulation and Modeling
Science
Data & Science
→
A process-based discrete-event simulation framework.