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Tags: Backend and APIs
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1–18 of 18 · Most stars

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

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, toon-format

  • json
  • cbor
  • jsonpath
  • csv

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

INI file reader and writer

  • ini-file
  • ini-reader
  • ini-writer
  • ini-parser

Fast CSV parser and writer for Modern C++

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

🍡 HTTP Input for Go - HTTP Request from/to Go Struct (Bi-directional Data Binding between Go Struct and http.Request)

  • go-http
  • go-http-middleware
  • go-api
  • go-rest-api

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