fast-cpp-csv-parser
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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.
- csv
- csv-converter
- csv-export
- csv-file
Streaming csv parser inspired by binary-csv that aims to be faster than everyone else
One of the World's Fastest .NET CSV Parsers. Modern, minimal, fast, zero allocation, reading and writing of separated values (`csv`, `tsv` etc.). Cross-platform, trimmable and AOT/NativeAOT compatible with blazing fast SIMD vectorized parsing.
- csharp
- csv
- csv-parser
- csv-reader
A modern C++ CSV parser and serializer that doesn't make you choose between ease of use or performance.
C++ CSV parser library
- csv-parser
- c-plus-plus
- library
- linux
csvutil provides fast and idiomatic mapping between CSV and Go (golang) values.
- golang
- csv
- fast
- csv-parser
Fast, lightweight, and RFC 4180 compliant CSV library for Java. Zero dependencies, ~90 KiB. Trusted by Apache NiFi, JUnit, and Neo4j.
- csv
- java
- csv-parser
- csv-reader
Fast reading of delimited files
Fast CSV parser and writer for Modern C++
- csv-parser
- single-threaded
- mit-license
- header-only
Read and write CSV files row-by-row or through Swift's Codable interface.
- csv
- swift
- codable
- swift-codable
zsv+lib: tabular data swiss-army knife CLI + world's fastest (simd) CSV parser
Easy to use, easy to extend and high-performance library for CSV parsing with .NET
- csv-parser
A fast, lightweight and single-header C++ csv parser library
- parsing-csv-files
- csv-parser
- csv-reader
- cpp
The power you need to cleanse, filter, sort, reshape, manage and analyze data from CSV files.
- csv-parser
- csv-reader
- csv-writer
- utf-8
A swift package for read and write CSV file
- csv-parser
- swift
Read and write Excel (.xlsx, .xls), CSV, and ODS files in Java with one line of code. Annotation-based mapping, SAX streaming, built-in validation, 19 type converters, cell styling. A high-performance alternative to Apache POI.
- annotation
- apache-poi
- csv
- data-processing
CSV/Tab Delimited and Fixed Length Parser and Writer
- csv-parser
- csv
- java
Compile-time and runtime CSV parser written in Modern C++
A CSV reading/writing application for Elixir.
- elixir
- csv-data
- csv-reading
- csv
High-level performant CSV encoding and decoding library
- csv
- csv-export
- csv-import
- csv-parser
Typed, zero-dependency CSV parser and encoder for TypeScript. Streams with flat memory and runs on Node, browsers, Deno, Bun, and edge.
Excel Writer: a standalone, portable Ada package for producing Excel spreadsheets
- ada
- ada-language
- excel
- excelwriter