Library that makes it possible to read, edit and write CSV files
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Apr 1, 2024 - Java
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csv-reader
Here are 314 public repositories matching this topic...
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.
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Feb 27, 2026 - Ruby
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.
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Feb 23, 2026 - C#
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.
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Jan 12, 2026 - Python
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
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Jun 7, 2023 - C#
A high-performance, fully-featured CSV parser and serializer for modern C++.
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Feb 27, 2026 - C++
🔥 🔥 🔥Open Source & AI driven Data Onboarding Platform:Free flatfile.com alternative
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Aug 3, 2023 - JavaScript
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
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Feb 22, 2026 - C++
Mass processing data with a complete ETL for .net developers
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Jan 20, 2026 - C#
A lightweight, powerful CSV editor for macOS, Windows and Linux — with built-in JavaScript macros.
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May 22, 2025 - C++
Fast, lightweight, and RFC 4180 compliant CSV library for Java. Zero dependencies, ~90 KiB. Trusted by Apache NiFi, JUnit, and Neo4j.
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Feb 21, 2026 - Java
Fast CSV parser and writer for Modern C++
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Dec 23, 2023 - C++
Read and write CSV files row-by-row or through Swift's Codable interface.
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Nov 17, 2023 - Swift
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.
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Aug 11, 2024 - TypeScript
EasyCSV is a simple Object Oriented CSV manipulation library for PHP 7.2+
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Apr 8, 2021 - PHP
Fast C# CSV parser
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Aug 8, 2024 - C#
🔧🔦 Validation of CSV file against user defined schema (returns back object with data and invalid messages)
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Feb 17, 2025 - JavaScript
A fast, lightweight and single-header C++ csv parser library
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Feb 13, 2026 - C++
The power you need to cleanse, filter, sort, reshape, manage and analyze data from CSV files.
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Feb 12, 2026 - VBA
Read and Write CSV files in Java using Apache Commons CSV and OpenCSV
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Apr 12, 2018 - Java
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