Read and write Parquet files in 319KB of WASM. Two functions. Zero dependencies. Runs on Vercel Edge, Cloudflare Workers, Deno, Bun, Node.js, and browsers.

@milaboratories/pframes-rs-serv

PFrames - Node.js HTTP(S) Parquet Server

@sgtpooki/file-type

An *Ackchyually* browser compatible file-type hacky replacement of the `file-type` package. Forked from https://github.com/sindresorhus/file-type

@parqui/core

High-performance Apache Parquet reader and data pipeline for parquet file viewer and data tooling.

geoparquet-extractor

Extract and convert spatial data from remote GeoParquet files. Supports bbox filtering, multiple output formats, and pluggable metadata providers.

@parqui/vue

Vue 3 Apache Parquet file viewer with virtualized grid, filtering, sorting, and search.

@parqui/react

React 18/19 Apache Parquet file viewer with virtualized grid, filtering, sorting, and search.

@midleman/playwright-reporter

Playwright reporter that writes test results to S3 as Parquet files

@parqui/angular

Angular Apache Parquet file viewer with virtualized grid, filtering, sorting, and search.

signalk-parquet

Vessel data Parquet file archive with automated value and geospatial triggers. History API compliant with cloud backups and queries.

parquetjs-patch

fully asynchronous, pure JavaScript implementation of the Parquet file format

Enterprise-grade streaming multi-format data analysis with comprehensive statistical insights and intelligent relationship detection - supports CSV, JSON, Excel, TSV, Parquet - memory-efficient, cross-platform

@attractor/parquetjs

fully asynchronous, pure JavaScript implementation of the Parquet file format

@jeffbski/parquetjs

fully asynchronous, pure JavaScript implementation of the Parquet file format (pure JS, does not include lzo which requires binary build)

@depup/file-type

Detect the file type of a file, stream, or data (with updated dependencies)

@ducklings/browser

Minimal DuckDB WASM for serverless environments

@kuzu/kuzu-wasm

Kuzu GraphDB powered by WebAssembly

@fairspec/table

Fairspec TypeScript is a fast data management framework built on top of the Fairspec standard and Polars DataFrames

@magnetical/core

Core Magnetical search engine

@dotdo/iceberg

Apache Iceberg table format for JavaScript/TypeScript

@frictionless-ts/table

Data Package implementation in TypeScript.

parquet-aws

fully asynchronous, pure JavaScript implementation of the Parquet file format

@malloydata/duckdb-wasm

DuckDB powered by WebAssembly

@dvirtz/parquets

TypeScript implementation of the Parquet file format, based on parquet.js

parquet-tool

Parquet file processing tool with C++ native addon — read, write, append, split and parallel process Parquet files

@braintrust/duckdb-wasm

DuckDB powered by WebAssembly

@icetype/iceberg

IceType to Apache Iceberg metadata and Parquet schema generation

@addmaple/parquet-lite

Lightweight Parquet reader/writer using Rust compiled to WebAssembly

@tabaqat/geocoding-sdk

Browser-based geocoding SDK using DuckDB-WASM

@msigrupo-develop/node-red-contrib-parquet

Read and write parquet format files

duckdb-wasm-opfs-tempdir

DuckDB powered by WebAssembly

node-parquet

Parquet is a columnar storage format

claude2parquet

CLI tool to export Claude Code session logs in parquet format

n8n-nodes-parquet

n8n community node for reading and writing Apache Parquet files with multi-cloud storage support

@iqmo/hyparquet

Parquet file parser for JavaScript

@duckdb/react-duckdb-table

React table for DuckDB-Wasm

@dotdo/postgres

PostgreSQL server for Cloudflare Workers/DOs with PGLite WASM and tiered storage

@akabana/duckdb-wasm

DuckDB powered by WebAssembly

@dpkit/table

Data Package implementation in TypeScript.

json-maps

Declarative map renderer — drop in a JSON spec, get a full interactive map

dbcp

Dump Mysql, Postgres, SQLServer, and ElasticSearch databases directly to AWS S3, Google Cloud Storage, or Azure.

stratum-duckdb

Run analytical SQL queries against Parquet, CSV and JSON files on any static website. Part of the Stratum toolkit.

edge-impulse-parquet

Parquet is a columnar storage format

node-es-transformer

Stream-based library for ingesting and transforming large data files (CSV/JSON) into Elasticsearch indices. Supports ES 8.x and 9.x with cross-version reindexing.

@wholebuzz/fs

File system interface abstraction with implementations for GCP GCS, AWS S3, Azure, SMB, and Local file systems.

@dpkit/parquet

Fast TypeScript data management framework built on top of the Data Package standard and Polars DataFrames

parquetlens

A fast, interactive TUI for viewing Parquet files

@uploadbox/data

Structured time-series data SDK for Uploadbox — ingest, buffer, flush to Parquet on S3, and query with predicate pushdown

@kelvdra/file-type

Detect the file type of a file, stream, or data

sylido-file-type

Detect the file type of a Buffer/Uint8Array/ArrayBuffer

@dpkit/arrow

Fast TypeScript data management framework built on top of the Data Package standard and Polars DataFrames

@bradrichardson/overturemaps

Unofficial JavaScript/TypeScript client for Overture Maps Foundation data - inspired by overturemaps-py

jupyterlab_tabular_data_viewer_extension

Jupyterlab extension to browse tabular data files (Parquet, Excel, CSV, TSV) with filtering and sorting capabilities

@entitycs/parquetjs-micro

Fully asynchronous, microservice/serverless focused, pure JavaScript implementation of common tasks associated with the Parquet file format. Based on ZJONSSON fork of parquetjs (parquetjs-lite)

@spfunctions/bi

Agent-friendly BI CLI: query, transform, and inspect tabular data with SQL. Powered by DuckDB.

dpv-angular

DuckDB Parquet Viewer - Angular

arrow-rs-wasm

High-performance WebAssembly library for Apache Arrow, Feather, and Parquet data with zero-copy semantics, LZ4 compression, and comprehensive model-based testing

@oxy-hq/sdk

TypeScript SDK for interacting with Oxy data platform

@devrev/duckdb-wasm

DevRev fork of DuckDB powered by WebAssembly

duck-shard

Universal Data Pipeline - DuckDB ETL tool with web UI and jq transformations

@parquetlens/sql

SQL query support for parquetlens using DuckDB

@alexssmusica/file-type

Detect the file type of a Buffer/Uint8Array/ArrayBuffer

@william.chau/parquetjs-lite

fully asynchronous, pure JavaScript implementation of the Parquet file format

datacert

Local-first data profiling toolkit powered by WebAssembly

@motherduck/duckdb-wasm

DuckDB powered by WebAssembly

jsonschema-parquet

Convert between JSONSchema and Parquet-MR data formats.

framekit-js

The TypeScript-first DataFrame library for Node.js

@walkthru-earth/react-native-duckdb

High-performance native DuckDB bindings for React Native using Nitro Modules

duckdb-wasm-es

DuckDB powered by WebAssembly

@akabana/duckdb-wasm-loadable

DuckDB powered by WebAssembly

file-type-detection

Detect the file type of a file, stream, or data

parquetjs-lite-dict

fully asynchronous, pure JavaScript implementation of the Parquet file format - updated to allow reading dict and non-dict pages in one file

react-native-duckdb

The analytical database for React Native — OLAP queries, full-text search, vector similarity search, and remote data on iOS and Android with native C++ performance

parquetjs-aws

fully asynchronous, pure JavaScript implementation of the Parquet file format

@alancnet/parquetjs

Fully asynchronous, pure JavaScript implementation of the Parquet file format with BigInt.

@apio/timeframes-io

Timeframes from/to various filetypes

parquetjs-lite-gas

fully asynchronous, pure JavaScript implementation of the Parquet file format for Google Apps Script

@applyinnovations/duckdb-wasm-shell

git2parquet

CLI tool to export git commits in parquet format

@terakoya76/duckdb-wasm

DuckDB powered by WebAssembly

@kunal-mohta/duckdb-wasm

DuckDB powered by WebAssembly

@maxwellray/parquetjs

fully asynchronous, pure JavaScript implementation of the Parquet file format

@argilzar/cli-plugin-export-parquet

Plugin to export data from the flowcore platform as parquet files

parquet-wasm-read-only

WebAssembly Parquet reader and writer.

@vpbs32/duckdb-wasm

DevRev fork of DuckDB powered by WebAssembly

@arweave-query/core

Core client and provider interfaces for querying Arweave data

@unravel-tech/rlm-skills

Claude Code / OpenCode skills for RLM (Recursive Language Model)

@carlop/duckdb-wasm

DuckDB powered by WebAssembly

@vlntdds/parquetjs

fully asynchronous, pure JavaScript implementation of the Parquet file format

ultra-parquet-converter

Conversor profesional de archivos a Parquet con streaming, auto-repair y 19 formatos soportados. Procesa archivos de 1GB-20GB sin explotar memoria.

anf-core

Analysis Normal Form (ANF) core resources and utilities.

@applyinnovations/duckdb-wasm

DuckDB powered by WebAssembly

@datadrivenconstruction/ddc-cwicr

Open Construction Cost Estimation Database — 55,719 work items, 27,672 resources, 9 languages with regional pricing

@kimmolinna/duckdb-wasm

DuckDB powered by WebAssembly

@motherduck/duckdb-wasm-shell

arrow2-wasm

WebAssembly library for Arrow/Feather/Parquet data with zero-copy ownership semantics and LZ4 compression

@arjunanda/data-engine

Production-ready Node.js package for importing and exporting massive datasets with a Go-based engine

@aarshiv_singh/duckdb-wasm

DuckDB powered by WebAssembly

delta-ts

Lightweight TypeScript reader for Delta Lake tables

@severo_tests/hyparquet

Parquet file parser for JavaScript

@icetype/adapters

IceType adapter abstraction layer for schema transformations

@gregnr/duckdb-wasm

DuckDB powered by WebAssembly

parquetjs-react

(React compatible) fully asynchronous, pure JavaScript implementation of the Parquet file format

@dotdo/pg-lake

pg_lake: Distributed Sharding & Unified Iceberg Architecture for PostgreSQL on Cloudflare Workers

@m-taan/duckdb-wasm

DuckDB powered by WebAssembly

utilerias-aws-tdc

Librería utilitaria para Lambdas AWS: PostgreSQL, MySQL, S3, Parquet

@dotdo/hyparquet

Parquet file parser for JavaScript (dotdo fork)

parquet-javascript

fully asynchronous, pure JavaScript implementation of the Parquet file format

@eduardocalazansjr/parquetjs

fully asynchronous, pure JavaScript implementation of the Parquet file format

@fredrikschaefer/file-type

Detect the file type of a Buffer/Uint8Array/ArrayBuffer. Fork of https://github.com/sindresorhus/file-type allowing custom detectors. May be removed once this feature is merged into the original repo.

@eredzik/calaminejs

Rust calamine library bindings for JavaScript/TypeScript - Excel file reading and Parquet conversion

parquetjs-ts

fully asynchronous, pure JavaScript implementation of the Parquet file format

@sdjz/usql

Query any database from your terminal. SQLite, Postgres, MySQL, DuckDB, Parquet.

queryable-duckdb-wasm

Patched DuckDB powered by WebAssembly

@dotdo/hyparquet-writer

Parquet file writer for JavaScript (dotdo fork with Variant support)

@applyinnovations/react-duckdb

React components for DuckDB-Wasm

@iopa/data

Zero-Dependency Common Iopa Data Schema for database-independence

@iopa/data-parquet

Read and Write Parquet files from Node.js

duckdb-wasm-es-shell

@iopa/data-ddl

Read and Write DDL using IOPA Data Common Schema

node-red-contrib-parquet-ctmp

Read and write parquet format files

datakit-cli

CLI tool to run DataKit locally - a modern web-based data analysis tool

enrich.sh

Send JSON, get Parquet. Zero-dependency SDK for Enrich.sh — the serverless data ingestion pipeline.

@db4/iceberg

CDC to Iceberg streaming for db4 - Change Data Capture and Parquet file generation

@ridge-ai/duckdb-wasm

DuckDB-WASM, customized.

advanced-cuckoo-filter

An advanced Cuckoo Filter with auto-persistence, Parquet & JSON support, and dynamic resizing.

@dotdo/deltalake

Delta Lake format implementation - shared foundation for MongoLake and KafkaLake

@osaruagbonaye/parquetjs

fully asynchronous, pure JavaScript implementation of the Parquet file format

parquetjs-decimal

fully asynchronous, pure JavaScript implementation of the Parquet file format

comparative-parquet

Native arrow bindings for parquet files

@ujaval403/duckdb-wasm

DuckDB powered by WebAssembly

parquet-bun

To install library:

@hotelkite/hydra

Production-ready local observability platform. OpenTelemetry traces & logs with S3 persistence.

@jcolot/duckdb-wasm

DuckDB powered by WebAssembly, with loadable extensions

icetype

IceType - Type-safe schema language for data lakes and databases

ng-parquetjs-fork

fully asynchronous, pure JavaScript implementation of the Parquet file format

@iopa/data-schema

Zero-Dependency Common Iopa Data Schema for database-independence

@webcoreinteractive/parquetjs

fully asynchronous, pure JavaScript implementation of the Parquet file format

parquetscraper

Simple command line tool to read parquet files

cleanifix

Intelligent data cleaning CLI with natural language support - Docker-powered Python engine

parquetjs-stream

fully asynchronous, pure JavaScript implementation of the Parquet file format

parquetjs-clone

fully asynchronous, pure JavaScript implementation of the Parquet file format

niilokeinanen-hyparquet

Parquet file parser for JavaScript made by Hyperparam, forked and modified by Niilo Keinänen

vega-loader-parquet

Data loader for the Apache Parquet format.

parquetjs-enaible

fully asynchronous, pure JavaScript implementation of the Parquet file format - updated to allow reading dict and non-dict pages in one file

agentic-dataset-builder

Pure TypeScript agentic dataset builder for Pi, Codex, and Claude Code history

qvdrs

High-performance Qlik QVD file reader/writer — Rust-powered Node.js bindings

codex2parquet

CLI tool to export Codex session logs in parquet format