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1–24 of 24 · Most stars

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

  • csv
  • javascript
  • csv-parser

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

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

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 CSV parser and writer for Modern C++

  • csv-parser
  • single-threaded
  • mit-license
  • header-only

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

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

High-level performant CSV encoding and decoding library

  • csv
  • csv-export
  • csv-import
  • csv-parser