Open-source data-science software

1503 open-source libraries, tools and applications tagged data-science, ranked by how closely data-science is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.

1503 products, primary matches first, then adoption-weighted; health v2 shown.

Product	Health v2	Stars	Maturity
Data-Centric-AI-Community/fg-data-synthetic A Python library for generating synthetic tabular and time-series data using state-of-the-art generative models such as GANs (including CTG…	87	1659	active
OpenScholar OpenScholar is a retrieval-augmented language model system from the Allen Institute for AI that answers scientific questions by searching t…	35	1659	active
mortada/fredapi fredapi is a Python wrapper around the Federal Reserve Bank of St. Louis FRED and ALFRED web services for fetching economic data. It return…	48	1658	active
srx-2000/spider_collection A collection of Python web crawler scripts targeting sites like Bilibili, Zhihu, Weibo, NetEase Music, GitHub, and Anjuke, built with reque…	32	1657	active
tableau/TabPy TabPy is the Tableau Python Server, an Analytics Extensions implementation that lets Tableau users execute Python scripts and saved functio…	92	1654	active
skrub-data/skrub skrub is a Python library that facilitates machine learning with dataframes, providing preprocessing, encoding, and wrangling tools for tab…	92	1653	active
huggingface/aisheets Hugging Face AI Sheets is an open-source no-code web application for building, enriching, and transforming datasets using AI models. It can…	64	1652	active
tylertreat/BoomFilters A Go library of probabilistic data structures for processing continuous, unbounded data streams, including Stable, Scalable, Counting, and …	52	1647	stable
karlicoss/HPI HPI (Human Programming Interface) is a Python package ('my') that unifies personal data from social networks, reading, health, location, me…	94	1644	active
HumanSignal/Adala Adala is a Python framework for building autonomous data labeling agents powered by LLMs. Agents learn skills iteratively from a ground tru…	63	1644	active
datamade/usaddress usaddress is a Python library that parses unstructured United States address strings into labeled address components using a conditional ra…	44	1638	active
deepentropy/tvscreener An unofficial Python library wrapping TradingView's Screener API to query stocks, crypto, forex, bonds, futures, and coins, returning resul…	94	1636	active
Snorkel Snorkel is a Python library for programmatically building and managing training data using weak supervision, letting users write labeling f…	65	6010	maintenance
Almond Almond is a Scala kernel for Jupyter, formerly known as jupyter-scala. It wraps the Ammonite Scala REPL with Jupyter integration, offering …	95	1629	active
scikit-learn-contrib/boruta_py A Python implementation of the Boruta all-relevant feature selection method, built on scikit-learn. It identifies all features carrying pre…	42	1628	active
csinva/imodels A Python package providing scikit-learn-compatible implementations of interpretable machine-learning models such as rule lists, RuleFit, an…	98	1627	active
KEV0143/Adaptive-forecasting-of-electricity-consumption-24-168-720-h-with-load-regime-conditioning An open-source tool for adaptive forecasting of hourly electricity consumption over 24, 168, and 720 hour horizons, using load regime condi…	56	1627	active
pavlin-policar/openTSNE openTSNE is a modular Python library implementing t-Distributed Stochastic Neighbor Embedding (t-SNE) for visualizing high-dimensional data…	65	1624	stable
SciTools/cartopy Cartopy is a Python package for cartographic projections and map drawing, built on top of Matplotlib, Pyproj, and Shapely. It provides obje…	87	1622	stable
jupyterlab/jupyterlab-git A JupyterLab extension that adds Git version control support to the JupyterLab interface, providing a left-panel UI for staging, committing…	95	1611	active
JustGlowing/minisom MiniSom is a minimalistic, NumPy-based Python implementation of Self Organizing Maps (SOM), a type of neural network for unsupervised learn…	78	1609	stable
dfm/emcee emcee is a stable, well-tested Python implementation of the affine-invariant ensemble sampler for Markov chain Monte Carlo (MCMC) proposed …	67	1603	stable
data.gouv.fr MCP The official Model Context Protocol (MCP) server for data.gouv.fr, the French national open data platform. It lets AI chatbots like Claude,…	79	1602	active
google/uncertainty-baselines A library of high-quality, minimal-dependency implementations of standard and state-of-the-art uncertainty and robustness methods for deep …	77	1601	active
time-series-foundation-models/lag-llama Lag-Llama is the first open-source foundation model for probabilistic time series forecasting, built on a transformer architecture. It prov…	34	1600	active
pedrohcgs/claude-code-my-workflow A ready-to-fork Claude Code template repository for AI-assisted academic work with LaTeX/Beamer, Quarto, and R. It orchestrates specialized…	77	1598	active
scikit-learn-contrib/MAPIE MAPIE is a scikit-learn-compatible Python library for quantifying uncertainty in machine learning models via conformal prediction. It compu…	90	1596	active
RamiAwar/dataline DataLine is an open-source, privacy-focused AI data analysis and visualization application that lets users chat with their data in natural …	54	1594	active
capitalone/DataProfiler DataProfiler is a Python library that loads CSV, AVRO, Parquet, JSON, text, or URL data into a pandas-compatible DataFrame and profiles it …	91	1591	active
bashtage/arch A Python library for financial econometrics providing ARCH/GARCH volatility models, unit root tests, cointegration analysis, bootstrapping,…	69	1588	stable
google/meridian Meridian is Google's open-source marketing mix modeling (MMM) framework built on Bayesian causal inference, letting advertisers run in-hous…	71	1576	active
SuperDB SuperDB Desktop (Zui) is an Electron-based desktop application for exploring, searching, and transforming data, serving as the official fro…	89	1575	active
sdv-dev/CTGAN CTGAN is a Python library of deep learning based synthetic data generators for single-table tabular data, implementing the CTGAN conditiona…	76	1569	active
owid/owid-grapher The monorepo behind Our World in Data's Grapher, a platform for creating and publishing embeddable, interactive data visualizations such as…	75	1564	active
vi3k6i5/flashtext FlashText is a Python library for fast keyword extraction and replacement in sentences, based on the FlashText algorithm. It uses a trie-li…	36	5706	maintenance
ComplexHeatmap An R/Bioconductor package for creating complex heatmaps with flexible arrangement of multiple heatmaps and rich annotation graphics. It is …	53	1559	active
FinanceData/FinanceDataReader FinanceDataReader is a Python library and CLI tool for reading financial data such as stock listings, stock prices, indexes, exchange rates…	66	1555	active
eatmoreduck/boss-zhipin-scraper A Python CLI scraper for BOSS Zhipin (zhipin.com) that connects to a locally logged-in Chrome via the Chrome DevTools Protocol to call the …	59	1554	active
Legend Legend is an end-to-end data platform from FINOS (originated at Goldman Sachs) covering the full data lifecycle: modeling, curation, queryi…	77	1553	active
AIDE ML AIDE ML is an open-source Python package implementing an LLM-driven agent that uses agentic tree search to autonomously write, debug, and i…	60	1553	active
lukasschwab/arxiv.py A Python client library wrapping the arXiv API for searching and retrieving academic paper metadata, PDFs, and source files. It provides a …	91	1552	stable
zohaibbashir/Google-Maps-Scrapper A Python CLI script built on Playwright that scrapes Google Maps listings to extract business details such as name, address, website, phone…	61	1552	active
nubank/fklearn fklearn is a Python machine learning library from Nubank that applies functional programming principles to build, validate, and deploy mode…	83	1550	active
google/tensorstore TensorStore is a C++ and Python library for reading and writing large multi-dimensional arrays with a uniform API across formats like zarr,…	77	1547	active
tensorflow/gnn TensorFlow GNN is a Python library for building Graph Neural Networks on TensorFlow, including a GraphTensor type for heterogeneous graphs,…	66	1546	active
nithinmurali/pygsheets pygsheets is a Python library wrapping the Google Sheets API v4, providing intuitive models for spreadsheets, worksheets, cells, and data r…	30	1543	stable
microsoft/vscode-jupyter A Visual Studio Code extension that provides Jupyter notebook support, interactive programming, and computing with language kernels, allowi…	80	1542	active
uwdata/arquero Arquero is a JavaScript library for query processing and transformation of array-backed, column-oriented data tables. It offers a fluent, d…	41	1542	stable
baijiuyang/collision-avoidance2 A computational modeling framework for pedestrian moving-obstacle avoidance behavior, implementing Fajen-style steering and Cohen-style avo…	69	1541	active
rstudio/rticles An R package providing a suite of custom R Markdown LaTeX formats and templates for many academic journals such as ACM, ACS, Elsevier, Spri…	66	1539	active
skforecast Skforecast is a Python library for time series forecasting that turns any scikit-learn compatible estimator (LightGBM, XGBoost, CatBoost, K…	92	1536	active
Bumblebee Optimus is a Python library for agile data preparation that provides a unified API over pandas, Dask, cuDF, Dask-cuDF, Vaex, and PySpark. I…	23	1535	active
interpretml/DiCE DiCE is a Python library that generates diverse counterfactual explanations for any machine learning model, showing feature-perturbed versi…	33	1529	active
pysal/pysal PySAL is an open-source Python library for geospatial data science with an emphasis on geospatial vector data, distributed as a meta-packag…	82	1526	active
tidymodels/broom broom is an R package that converts statistical model objects from 100+ modeling packages into tidy tibbles. It provides three verbs—tidy()…	76	1524	active
Massive API Client Libraries The official Python client library for the Massive.com (formerly Polygon.io) REST and WebSocket APIs, providing access to stock, options, f…	100	1523	active
jealous/stockstats A Python library providing a StockDataFrame wrapper around pandas.DataFrame for computing stock statistics and technical indicators inline.…	93	1523	active
geomstats/geomstats Geomstats is an open-source Python package for computations, statistics, and machine learning on manifolds with geometric structures. It pr…	67	1523	active
facebookexperimental/Robyn Robyn is Meta Marketing Science's open-source, semi-automated Marketing Mix Modeling (MMM) package available in R and Python. It uses ridge…	48	1523	active
tidyverse/rvest rvest is an R package from the tidyverse for scraping (harvesting) data from web pages, inspired by Beautiful Soup and RoboBrowser. It prov…	66	1522	active
airbnb/knowledge-repo A curated knowledge sharing platform from Airbnb for data scientists and technical teams, supporting knowledge posts in Markdown, Jupyter N…	10	5538	maintenance
bdash-app/bdash Bdash is a simple desktop SQL client built with Electron for lightweight data analysis. It supports saving queries, drawing charts from res…	96	1520	active
litestar-org/polyfactory Polyfactory is a Python library that generates mock data from type hints, supporting frameworks like Pydantic, dataclasses, TypedDict, attr…	100	1516	active
JuliaPy/PyCall.jl PyCall.jl is a Julia package that lets Julia code import Python modules, call Python functions, and share data structures with Python witho…	68	1513	stable
sepandhaghighi/pycm PyCM is a Python library for computing multi-class confusion matrices and a wide range of per-class and overall evaluation statistics. It a…	77	1507	stable
daavoo/pyntcloud pyntcloud is a Python library for working with 3D point clouds, built on the Python scientific stack (pandas, numpy). It supports loading/s…	60	1506	active
ANTs Advanced Normalization Tools (ANTs) is a C++ command-line library for high-dimensional medical image registration and segmentation, built o…	80	1505	active
pyjanitor-devs/pyjanitor pyjanitor is a Python library providing clean, readable APIs for data cleaning on pandas DataFrames, inspired by the R package janitor. It …	96	1500	active
DemonDamon/FinnewsHunter FinnewsHunter is a multi-agent financial intelligence platform built on the AgenticX framework that monitors Chinese financial news sources…	76	1500	active
goldspanlabs/optopsy Optopsy is a Python backtesting and statistics library for options strategies, offering 38 built-in strategies, per-leg delta targeting, tr…	80	1496	active
pygod-team/pygod PyGOD is a Python library for graph outlier detection (anomaly detection) built on PyTorch and PyTorch Geometric. It provides 10+ graph-bas…	23	1495	active
kynan/nbstripout A command-line tool that strips output and some metadata from Jupyter, IPython, and Zeppelin notebooks. It is designed to be used as a Git …	69	1492	active
cheind/py-motmetrics py-motmetrics is a Python library for evaluating multiple object tracking (MOT) results with MOTChallenge-aligned CLEAR MOT, Identity, and …	61	1488	active
MaxHalford/prince Prince is a Python library for multivariate exploratory data analysis, implementing PCA, CA, MCA, MFA, FAMD, GPA, and PGA with a scikit-lea…	77	1486	stable
ModelOriented/DALEX DALEX (moDel Agnostic Language for Exploration and eXplanation) is a library for exploring, explaining, and visualizing the behavior of pre…	61	1486	active
submato/xhscrawl A Python-based reverse-engineering toolkit for Xiaohongshu (XHS) web APIs, focusing on generating the encrypted x-s signature parameter via…	70	1485	active
Lux Lux is a Python library that automatically recommends and renders visualizations for pandas dataframes whenever they are printed in a Jupyt…	23	5380	maintenance
SciSharp/NumSharp NumSharp is a .NET library providing NumPy-shaped N-dimensional arrays with broadcasting, slicing views, dtype-aware math, and runtime-gene…	92	1480	active
sb-ai-lab/LightAutoML LightAutoML (LAMA) is a Python framework for automatic machine learning model creation (AutoML) supporting tabular, time series, image, and…	73	1479	active
eliasdabbas/advertools advertools is a Python library of productivity and analysis tools for online/digital marketing, built as a set of independent, composable f…	69	1477	active
nietras/Sep Sep is a modern, minimal .NET library for reading and writing separated values (CSV, TSV, etc.) with zero allocations and SIMD-vectorized p…	95	1475	active
refinery An open-source tool for scaling, assessing, and maintaining natural language training data, treating datasets like software artifacts. It p…	23	1473	active
ScottZt/jin-ce-zhi-suan A self-hosted quantitative trading research and backtesting system for Chinese A-share markets, built with Python and FastAPI with a web da…	70	1467	active
pyradiomics PyRadiomics is an open-source Python package for extracting radiomics features from 2D and 3D medical images and binary masks. It provides …	41	1460	active
sfirke/janitor janitor is an R package with simple, user-friendly functions for examining and cleaning dirty data, such as formatting data.frame column na…	23	1458	stable
ipython-contrib/jupyter_contrib_nbextensions A community-maintained collection of extensions that add functionality to the classic Jupyter notebook, mostly written in JavaScript and lo…	23	5272	maintenance
aeon-toolkit/aeon aeon is a scikit-learn compatible Python toolkit for machine learning on time series, covering classification, regression, clustering, fore…	93	1457	active
plotly/plotly.rs Plotly.rs is a plotting library for Rust powered by Plotly.js, providing a native Rust API for building interactive charts such as scatter …	84	1454	active
InternAgent InternAgent-1.5 is a Python-based unified agentic framework for long-horizon autonomous scientific discovery, orchestrating multi-agent sys…	58	1454	active
zama-ai/concrete-ml Concrete ML is a privacy-preserving machine learning library built on top of Zama's Concrete FHE compiler. It lets data scientists convert …	65	1453	active
r-spatial/sf sf is an R package providing Simple Features access for vector geospatial data, representing geometries as list-columns in data frames. It …	66	1450	stable
NVIDIA/MatX MatX is a C++20 header-only numerical computing library providing NumPy-like tensor expressions for NVIDIA GPUs and multithreaded CPUs. It …	92	1448	active
Unidata/MetPy MetPy is a Python library of tools for reading, visualizing, and performing calculations with weather data. It is developed by NSF Unidata …	69	1445	stable
tidyverse/tidyr tidyr is an R package from the tidyverse that provides tools for reshaping messy data into tidy form, including pivoting between long and w…	63	1442	stable
trilinos/Trilinos Trilinos is a collection of C++ libraries and an object-oriented software framework for solving large-scale, complex multi-physics engineer…	98	1439	stable
nilearn/nilearn Nilearn is a Python library providing statistical and machine-learning tools for analyzing brain imaging data such as fMRI and MRI volumes …	92	1439	active
JuliaGPU/CUDA.jl CUDA.jl is the main Julia package for programming NVIDIA CUDA GPUs, offering a high-level CuArray abstraction, a compiler for writing CUDA …	99	1433	stable
apache/cloudberry Apache Cloudberry is an advanced open-source Massively Parallel Processing (MPP) database derived from Greenplum and built on a modern Post…	77	1431	active
paul-buerkner/brms brms is an R package providing a formula-based interface (similar to lme4) for fitting Bayesian generalized (non-)linear multivariate multi…	66	1430	stable
opendatadiscovery/odd-platform ODD Platform is an open-source data discovery and observability platform that provides a federated data catalog, end-to-end data and micros…	92	1429	active