Fast and powerful CSV (delimited text) parser that gracefully handles large files and malformed input

CSV parser and formatter for node

Fastest end-to-end CSV ingestion for Ruby (with C acceleration). SmarterCSV auto-detects formats, applies smart defaults, and returns Rails-ready hashes for seamless use with ActiveRecord, Sidekiq, parallel jobs, and S3 pipelines — even for messy user-uploaded real-world data.

World's Fastest .NET CSV Parser. Modern, minimal, fast, zero allocation, reading and writing of separated values (`csv`, `tsv` etc.). Cross-platform, trimmable and AOT/NativeAOT compatible.

CleverCSV is a Python package for handling messy CSV files. It provides a drop-in replacement for the builtin CSV module with improved dialect detection, and comes with a handy command line application for working with CSV files.

The FileHelpers are a free and easy to use .NET library to read/write data from fixed length or delimited records in files, strings or streams

A high-performance, fully-featured CSV parser and serializer for modern C++.

📐 Pushing the boundaries of simplicity

C++ CSV parser library

csvutil provides fast and idiomatic mapping between CSV and Go (golang) values.

🕶️A curated list of awesome tools for dealing with CSV.

🔥 🔥 🔥Open Source & AI driven Data Onboarding Platform:Free flatfile.com alternative

A C++, header-only library for constructing JSON and JSON-like data formats, with JSON Pointer, JSON Patch, JSON Schema, JSONPath, JMESPath, CSV, MessagePack, CBOR, BSON, UBJSON

Mass processing data with a complete ETL for .net developers

Fast, lightweight, and RFC 4180 compliant CSV library for Java. Zero dependencies, ~90 KiB. Trusted by Apache NiFi, JUnit, and Neo4j.

Fast reading of delimited files

Fast CSV parser and writer for Modern C++

Read and write CSV files row-by-row or through Swift's Codable interface.

Easy to use, easy to extend and high-performance library for CSV parsing with .NET

CSV validator, highlighter and formatter plugin for JetBrains Intellij IDEA, PyCharm, WebStorm, ...

react-papaparse is the fastest in-browser CSV (or delimited text) parser for React. It is full of useful features such as CSVReader, CSVDownloader, readString, jsonToCSV, readRemoteFile, ... etc.

zsv+lib: tabular data swiss-army knife CLI + world's fastest (simd) CSV parser

CSV importer built with shadcn-ui, react-dropzone, and papaparse.

Personalized Genomics and Proteomics. Main diet: Ensembl, side dishes: SNPs

Convert CSV file to JSON https://www.npmjs.com/package/convert-csv-to-json

[DEPRECATED] See https://github.com/p-ranav/csv2

A CSV parsing and encoding library optimized for ease of use and high performance

CSV Validation Tool and API (CSV Schema RI)

React component that handles csv file input and its parsing

Map CSV to Data Classes