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Libraries
Package guides written the honest way, including who should skip them.
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npm
PyPI
Data
PyPI · 279.4M/wk
numpy
NumPy is the base array library of scientific Python: a fast N-dimensional array object backed by C, broadcasting functions for elementwise math, plus linear algebra,...
Score 4.8/5
Data
PyPI · 191.2M/wk
pandas
pandas is the standard Python library for working with tabular data.
Score 4.5/5
Data
PyPI · 103.9M/wk
scipy
SciPy is the scientific computing layer that sits on top of NumPy arrays: submodules for optimization, numerical integration, ODE solvers, linear algebra, statistics,...
Score 4.8/5
Data
PyPI · 99.0M/wk
sqlalchemy
SQLAlchemy is Python's standard database toolkit, and it is really two libraries.
Score 4.8/5
Data
PyPI · 81.1M/wk
openpyxl
openpyxl is the standard Python library for reading and writing Excel 2010+ files (xlsx and xlsm) without Excel installed.
Score 3.8/5
Data
PyPI · 64.8M/wk
psycopg2-binary
psycopg2-binary is the precompiled wheel distribution of psycopg2, the long-dominant PostgreSQL adapter for Python.
Score 4.3/5
Data
PyPI · 64.6M/wk
redis
redis-py is the official Python client for the Redis key-value store (this page covers the PyPI package named redis; there is a separate npm package with the same name...
Score 4.3/5
Data
PyPI · 58.6M/wk
matplotlib
Matplotlib is Python's foundational plotting library for static, animated, and interactive visualizations.
Score 4.8/5
Data
npm · 44.2M/wk
pg
pg (node-postgres) is the standard low-level PostgreSQL client for Node.js: a non-blocking driver that speaks the Postgres wire protocol in pure JavaScript, with optio...
Score 4.5/5
Data
PyPI · 18.3M/wk
polars
Polars is a DataFrame library and query engine written in Rust with Python bindings.
Score 4.3/5
Data
npm · 18.1M/wk
drizzle-orm
A TypeScript ORM that stays close to SQL: you declare table schemas in TypeScript, then write queries that read like SQL but come back fully typed.
Score 3.8/5
Data
npm · 17.3M/wk
d3
D3 is a low-level toolkit for building custom data visualizations in the browser.
Score 4/5
Data
PyPI · 16.5M/wk
plotly
Interactive charting for Python, built on the plotly.js JavaScript library.
Score 4/5
Data
npm · 15.9M/wk
prisma
Prisma is a database toolkit for Node.js and TypeScript: you describe your tables in a schema.prisma file, the CLI generates a fully typed client for queries, Prisma M...
Score 4/5
Data
npm · 14.9M/wk
mongodb
The official MongoDB driver for Node.js, maintained by MongoDB Inc.
Score 4.3/5
Data
PyPI · 14.3M/wk
duckdb
DuckDB is an in-process analytical (OLAP) database: SQLite's deployment model with a columnar, parallel engine built for aggregation-heavy queries.
Score 4.3/5
Data
npm · 12.7M/wk
redis
node-redis is the official Redis client for Node.js, maintained by Redis Inc.
Score 4/5
Data
PyPI · 6.9M/wk
streamlit
Streamlit turns a plain Python script into an interactive web app: you write top-to-bottom Python with calls like st.slider and st.dataframe, run streamlit run app.py,...
Score 4.3/5
Data
npm · 6.6M/wk
mongoose
The standard MongoDB object modeling layer (ODM) for Node.js, built on top of the official MongoDB driver.
Score 4/5