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#polars

Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.

49 records
Tagged “polars”Ranked by health index
PyPI · crates.io
98Exceptionalhealth index
pola-rs/polars
Extremely fast Query Engine for DataFrames, written in Rust
Rust · Python★ 39.7KSep 16, 2026
MITSep 16, 2026 · metrics 2.10.0
PyPI
97Exceptionalhealth index
narwhals-dev/narwhals
Lightweight and extensible compatibility layer between dataframe libraries!
Python★ 1,717↓ 138M/moSep 8, 2026
MITSep 8, 2026 · metrics 2.10.0
PyPI
94Exceptionalhealth index
ibis-project/ibis
the portable Python dataframe library
Python★ 6,645↓ 3.9M/moAug 27, 2026
Apache-2.0Aug 27, 2026 · metrics 2.10.0
PyPI
93Exceptionalhealth index
Jebel-Quant/jquantstats
Time series and portfolio analytics for quantitative finance.
Python★ 44↓ 21.9K/moSep 10, 2026
MITSep 10, 2026 · metrics 2.10.0
PyPI
92Excellenthealth index
capitalone/datacompy
Pandas, Polars, Spark, and Snowpark DataFrame comparison for humans and more!
Python★ 658↓ 3.5M/moSep 20, 2026
Apache-2.0Sep 20, 2026 · metrics 2.10.0
PyPI · npm
92Excellenthealth index
mwouts/itables
Python DataFrames as Interactive DataTables
Python★ 976↓ 1.1M/moSep 13, 2026
MITSep 13, 2026 · metrics 2.10.0
PyPI
91Excellenthealth index
ml4t/data
Market data acquisition, storage, and update workflows for machine learning for trading.
Python★ 49↓ 7,655/moSep 19, 2026
MITSep 19, 2026 · metrics 2.10.0
PyPI
90Excellenthealth index
Quantco/diffly
Utility package for comparing polars data frames.
Python★ 49↓ 2,729/moOct 8, 2026
BSD-3-ClauseOct 8, 2026 · metrics 2.10.0
crates.io · PyPI
90Excellenthealth index
Verdenroz/finance-query
Open-source API for financial data. Get quotes, historical data, technical indicators, and more.
Rust · Python★ 44↓ 196/moSep 10, 2026
MITSep 10, 2026 · metrics 2.10.0
PyPI · npm · crates.io
89Excellenthealth index
xbbg-org/xbbg
Intuitive Data Workflows
Rust · Python · TypeScript★ 716↓ 84.3K/moSep 5, 2026
Apache-2.0Sep 5, 2026 · metrics 2.10.0
PyPI · crates.io
88Excellenthealth index
ToucanToco/fastexcel
A fast excel reader for Rust and Python
Rust · Python★ 254↓ 3M/moOct 19, 2026
MITOct 19, 2026 · metrics 2.10.0
npm · PyPI
88Excellenthealth index
benseverndev-oss/goldenmatch
Zero-config entity resolution feeding a durable identity layer: messy records from any source become stable golden entities, a Customer 360 with provenance, merge/split and audit. Fellegi-Sunter beats hand-tuned Splink. Arrow-native/Rust, 250M rows in 11.2 min. Python + edge TypeScript (WASM), SQL-native in Postgres & DuckDB, 97 MCP tools + REST.
Python · TypeScript★ 131Sep 6, 2026
MITSep 6, 2026 · metrics 2.10.0
PyPI
87Excellenthealth index
ml4t/backtest
Event-driven backtesting for quantitative strategies with configurable execution, accounting, risk, and framework-parity validation.
Python★ 26↓ 11.1K/moSep 17, 2026
MITSep 17, 2026 · metrics 2.10.0
PyPI
86Excellenthealth index
Solganis/assertpy2
Fluent, fully-typed assertion library for Python: your type checker sees only the assertions that fit the value, and every failure carries a structured diff. Soft assertions, polling, inline snapshots, OpenAPI contracts.
Python★ 5↓ 6,017/moSep 11, 2026
BSD-3-ClauseSep 11, 2026 · metrics 2.10.0
PyPI
84Excellenthealth index
cortega26/chile-hub
Datos públicos de Chile curados, normalizados y validados: geografía, demografía, economía, salud, educación y distritos electorales. Listos para consumir en una línea de código con Polars, DuckDB, SQLite y Excel.
Python★ 109↓ 2,239/moSep 29, 2026
MITSep 29, 2026 · metrics 2.10.0
PyPI · crates.io
84Excellenthealth index
pmgraham/datagrunt
Datagrunt is a Python library designed to simplify the way you work with CSV, Excel, Parquet, and PDF files. It provides a streamlined approach to reading, processing, and transforming your data into various formats, making data manipulation efficient and intuitive.
Python · Rust★ 13↓ 641/moOct 20, 2026
MITOct 20, 2026 · metrics 2.10.0
PyPI · crates.io
84Excellenthealth index
rahmadafandi/rustpy-xlsxwriter
High-performance Excel and CSV file generation powered by Rust (~7-9x faster)
Python · Rust★ 31↓ 120.4K/moSep 19, 2026
MITSep 19, 2026 · metrics 2.10.0
PyPI
81Excellenthealth index
OpenAfterHours/rwa_calculator
A high-performance, PRA PS1/26 compliant Risk-Weighted Assets (RWA) calculator for credit risk, built with Python and Polars.
Python★ 5↓ 1,209/moSep 11, 2026
Apache-2.0Sep 11, 2026 · metrics 2.10.0
PyPI · crates.io
81Excellenthealth index
borchero/ducklake-sdk
Native SDKs for DuckLake.
Rust · Python★ 59↓ 1,715/moSep 14, 2026
MITSep 14, 2026 · metrics 2.10.0
—
81Excellenthealth index
pola-rs/r-polars
Polars R bindings
R · Rust · C★ 573Oct 8, 2026
Custom licenseOct 8, 2026 · metrics 2.10.0
PyPI · npm
78Goodhealth index
tks18/personal-finance-etl
Local-first financial data engineering and quantitative decision-support platform for reconciled personal finance, investment analytics, tax evidence, FIRE simulation, and BI.
Python★ 2↓ 2,689/moOct 19, 2026
GPL-3.0Oct 19, 2026 · metrics 2.10.0
PyPI
77Goodhealth index
business-science/pytimetk
Time series easier, faster, more fun. Pytimetk.
Python★ 966↓ 14.2K/moOct 19, 2026
MITOct 19, 2026 · metrics 2.10.0
PyPI
77Goodhealth index
rebase-energy/timedatamodel
A lightweight Pythonic data model for time series data, interoperable with NumPy, Pandas and Polars.
Python★ 9↓ 4,836/moSep 10, 2026
MITSep 10, 2026 · metrics 2.10.0
PyPI · crates.io
75Goodhealth index
Filimoa/polars-h3
🌎 Polars H3 Geospatial Plugin
Python · Rust★ 130↓ 32.4K/moSep 21, 2026
MITSep 21, 2026 · metrics 2.10.0
PyPI
75Goodhealth index
jr200-labs/polars-hist-db
(jetstream | file) --> polars dataframe <--> bitemporal db
Python★ 1↓ 6,870/moSep 9, 2026
MITSep 9, 2026 · metrics 2.10.0
PyPI · crates.io
75Goodhealth index
lmmx/polars-genson
A Polars plugin for JSON schema inference from string columns using genson-rs.
Rust · Python★ 15↓ 8,366/moOct 9, 2026
MITOct 9, 2026 · metrics 2.10.0
PyPI · npm
75Goodhealth index
rootSunc/CNEquity
中国 A 股数据基础设施。55个日更数据集:股票行情、基本面、期货数据、资金面、公告事件、指数行业、宏观与风险。行级溯源、PIT 语义、复权与历史成分内置,MCP 原生。自托管,零注册、零 API Token
Python★ 336↓ 3,295/moOct 7, 2026
Apache-2.0Oct 7, 2026 · metrics 2.10.0
PyPI · crates.io
73Goodhealth index
hgilde/polars-online
Online model fitting for Polars: linear models, streaming moments, clustering and regime detection, on data that does not fit in memory
Rust · Python★ 0↓ 6,462/moOct 13, 2026
Apache-2.0Oct 13, 2026 · metrics 2.10.0
PyPI · crates.io · Maven +1
71Goodhealth index
Adeniyikayodee/ng-postcode
Validate Nigerian postcodes in Rust, Python, JavaScript, Java, PostgreSQL, DuckDB, and Polars, with MCP servers for AI agents. Covers Nigeria's NIPOST digital postcode (NDAPS): offline validation, lookup, and reverse geocoding.
Python · Rust · Java★ 4↓ 9,022/moOct 12, 2026
MITOct 12, 2026 · metrics 2.10.0