Csv Reader

SepC#

A modern, minimal, and high-performance .NET library for reading and writing CSV/TSV files with zero allocations and SIMD-accelerated parsing.

Vince's CSV ParserC++

A high-performance, fully-featured CSV parser and serializer for modern C++ with streaming, random access, and robust format handling.

FastCSVJava

A fast, lightweight, and RFC 4180 compliant CSV library for Java with zero dependencies and a ~90 KiB footprint.

vroomC++

The fastest delimited file reader for R, using lazy loading and multi-threading to achieve speeds over 1 GB/sec.

csv2C++

A fast, header-only CSV parser and writer library for modern C++ with memory-mapped file support.

CodableCSVSwift

A Swift library for reading and writing CSV files with imperative row-by-row control and declarative Codable support.