125 projects
sparqlmodel
SPARQL ORM for Python — sessions, queries, and graph persistence on RDF stores
triplemodel
Pydantic TripleModel classes ↔ RDF triples via pyoxigraph (beta).
formatparse
Parse strings using a specification based on the Python format() syntax (Rust implementation)
formatparse-pyo3
PyO3 bindings for formatparse (native _formatparse extension; use PyPI for Python installs)
range-key-dict-2
A modern dict implementation supporting range-based keys with O(log M + K) lookups
sparkless
PySpark-like DataFrame API in Python—no JVM. Uses robin-sparkless (Rust/Polars) as the execution engine.
ontosql
Semantic interoperability for SQLModel — JSON-LD and RDF export with ontology-aware fields (import ontosql)
luxin
Streamlit-first interactive data exploration with drill-down capabilities for exploring aggregated data
luxin-nb
Jupyter notebook HTML drill-down for Luxin (luxin-core)
luxin-core
Core logic for Luxin: tracked aggregations, drill specs, and dataframe helpers
feathertail
A tiny, fast, Rust-backed transformation core for Python table data
csvdir
Read all csv files in a directory with one iterator.
freshspark
Create truly fresh local Spark sessions with isolated temp dirs and reliable teardown.
pgcopyinsert
Faster PostgreSQL bulk inserts by COPY to a temp table, then INSERT into the target table.
fullmetalcopy
Faster PostgreSQL bulk inserts by copying CSV into a table via SQLAlchemy.
chaingang
Python class decorator that adds selection chaining
streamtree
StreamTree: declarative, typed composition for Streamlit.
fastapi-workbench
FastAPI helpers for Posit Workbench / RStudio Server proxy prefixes
fluxlit
Production-oriented unified runtime for FastAPI + Streamlit
rapsqlite
True async SQLite — no fake async, no GIL stalls.
pyd3js-timer
Python port of d3-timer
pyd3js-ease
Python port of d3-ease
pyd3js-interpolate
Python port of d3-interpolate
pyd3js-drag
Python port of d3-drag
pyd3js-selection
Python port of d3-selection
pyd3js-chord
Python port of d3-chord
pyd3js-path
Python port of d3-path
pyd3js-geo
Python port of d3-geo
pyd3js-delaunay
Python port of d3-delaunay (Delaunay triangulation and Voronoi diagrams)
dylaunator
Fast 2D Delaunay triangulation (Python port of mapbox/delaunator v5.x)
pyrobust-predicates
Robust orient2d/3d, incircle, insphere predicates (Python port of robust-predicates v3.x)
pyd3js-axis
Python port of d3-axis
pyd3js-contour
Python port of d3-contour
pyd3js-color
Python port of d3-color
pyd3js-dispatch
Python port of d3-dispatch
pyd3js-array
Python port of d3-array
pyd3js-polygon
Python port of d3-polygon
pyd3js-hierarchy
Python port of d3-hierarchy
pyd3js-format
Python port of d3-format
pyd3js-force
Python port of d3-force
pyd3js-fetch
Python port of d3-fetch
pyd3js-dsv
Python port of d3-dsv
pyd3js-brush
Python port of d3-brush
pyd3js
Python port of the D3 bundle (metapackage)
typra
Python bindings for Typra, a typed embedded database.
schedulyr
Python port of React Scheduler (parity target: facebook/react packages/scheduler).
ryact
Python port of React core (parity target: facebook/react packages/react).
ryact-testkit
Internal test harness for ryact parity suite.
ryact-native
Python port scaffold of react-native renderer (parity target: react-native APIs).
ryact-dom
Python port of react-dom (parity target: facebook/react packages/react-dom).
pydantable
Strongly-typed DataFrames for Python, powered by Rust.
pydantable-native
Native execution engine for pydantable (Rust + Polars).
pydantable-protocol
Execution engine protocols for pydantable (zero runtime dependencies).
raikou
Spark DataFrame helpers on raikou-core: sessions, frames, and expression helpers.
raikou-core
Spark root materialization and ExecutionEngine implementation (pydantable-protocol + PySpark).
entie
MongoDB table helpers on entei-core — PyMongo only, no pydantable-native
entei-core
MongoDB root materialization to columnar dicts (PyMongo; pydantable-protocol only).
moltres
DataFrame API with SQL pushdown execution and real SQL CRUD - the missing layer for SQL in Python
moltres-core
SQL execution core for Moltres with pydantable ExecutionEngine support.
asynclit
Async task layer for Streamlit: background sync/async work, polling, progress, cancellation
infermodel
Rust-backed schema inference from Sequence[Mapping] with Pydantic model emission
capper
Semantic, typed wrappers for Faker with automatic Polyfactory integration
polypolars
Generate Polars DataFrames using polyfactory for testing and development
polypandas
Generate pandas DataFrames using polyfactory for testing and development
semblance
Schema-driven REST API simulation with FastAPI, Pydantic, and Polyfactory
rapcsv
Streaming async CSV — no fake async, no GIL stalls.
rapfiles
True async filesystem I/O — no fake async, no GIL stalls.
arrayops
Rust-backed acceleration for Python array.array
arraystream
Iterator-style transformations for numeric arrays, similar to itertools but for array.array
lavendertown
A Streamlit-first Python package for detecting and visualizing data quality issues
stringent
Parse strings into Pydantic models using pattern matching
cubchoo
Convert between Pandas and Polars schemas with ease
charmander
Convert between Polars schemas and PySpark schemas
rattata
Convert between Polars schemas and Python data structures (dataclasses, TypedDicts, namedtuples)
bulbasaur
Convert between PySpark schemas and SQLAlchemy/SQLModel classes
squirtle
Convert between Polars schemas and SQLAlchemy/SQLModel classes with ease
lugia
Universal schema converter for Python data types with optional dependencies
articuno
Convert Polars or Pandas DataFrames to lists of Pydantic models with schema inference
raptors
Rust-powered, NumPy-compatible array library scaffold.
polarpandas
A pandas-compatible API layer built on top of Polars for high-performance data manipulation
pandalchemy
A package that integrates pandas and sqlalchemy with change tracking and optimized SQL operations.
pytest-green-light
Pytest plugin that gives SQLAlchemy async engines the green light - automatically fixes MissingGreenlet errors
transmutation
Comprehensive database migration and schema alteration tool using SQLAlchemy and Alembic
fullmetalalchemy
Easy-to-use helpers for SQL table changes with SQLAlchemy.
synnamon
Pure Python package for getting synonyms for words.
toarray
Small Python package for converting iterables to arrays.
csvalchemy
Read, validate, and write CSV files using Pydantic models with dydactic.
dydactic
Validate iterables using Pydantic
dictanykey
A dict that can use unhashable keys
heatfall
Easy to use functions for plotting heat maps of geographic data on static maps
landfall
Easy to use functions to plot geospatial data on maps using staticmaps.
trashpandas
Persistent Pandas DataFrame storage and retrieval using a SQL database, HDF5, CSV files, or pickle files.
tinytable
Pure Python lite version of Pandas DataFrame.
geodude
Calculate GeoHash functions using PyGeodesy
typedict
A dict that only uses types as keys. Converts keys used to their type.
subclassdict
A TypeDict that allows subclasses of type keys to be used as keys
polyspark
Generate PySpark DataFrames using polyfactory for testing and development
mutablekeysdict
Pure Python mutable keys dictionary class.
hedron
A python package project for doing analysis on coordinates and clustering them.
poldantic
Convert Pydantic models to Polars schemas
abraxos
Upgrade your Pandas ETL process.
hasattrs
Check if objects have same attrs as collections.abc types.
tinytim
Pure Python data table functions.
spark-ddl-parser
Zero-dependency PySpark DDL schema parser
21 archived projects
planframe-sparkless Archived
sparkless backend adapter for PlanFrame (SparkFrame UI + sparkless engine).
planframe-polars Archived
Polars backend adapter for PlanFrame.
planframe-pandas Archived
pandas backend adapter for PlanFrame.
planframe Archived
Core typed relational planning layer for Python DataFrames.
viperis Archived
Python source to Velarium IR (frontend parser) — scaffold
velotype Archived
Velarium IR to .pyi stub generation (velotype backend)
velocus Archived
Velarium ecosystem CLI — scaffold
velarium Archived
Velarium IR (ModelSpec): normalization, JSON codec, Python→IR extraction
morphra Archived
Velarium IR to Pydantic models — scaffold
granitus Archived
Velarium IR to Spark-like schemas — scaffold
stubber Archived
IR to .pyi stub generation (Velarium stubber backend)
pytest-rxdist Archived
Rust-accelerated next-generation execution engine for pytest (planned).
robin-sparkless Archived
PySpark-like DataFrame API in Rust (Polars backend), with Python bindings via PyO3
robin-pkg Archived
A bare bones Python package
sparkless-testing Archived
Easy testing with sparkless or PySpark on demand
mock-spark Archived
Lightning-fast PySpark testing without JVM - 10x faster with 100% API compatibility
aiocsv-utils Archived
Utility functions for reading and writing CSV files asynchronously.
fullmetal-utils Archived
Utilities for editing SQL databases
fullmetalpandas Archived
An intuitive combination of Pandas and sqlalchemy to manipulate sql databases with Pandas.
elric Archived
Edit sql tables using a simple table class with a sqlalchemy and alembic back end.
fullmetaltable Archived
Edit sql tables using a simple table class with a sqlalchemy and alembic back end.
