Open-source alternatives to Geoip2.cr

Read ODS (OpenDocument Spreadsheet) into R as data frame. Also support writing data frame into ODS file.

A header-only C++ library converts XML to JSON

Easy to use configuration and parser.

A C++11 library for parsing and serializing JSON to and from a DOM container in memory.

Interact with the component parts of an Excel file

Fast Native JSON Parser / Serializer for VBA. Compatible with Windows and Mac.

TOML parser for Crystal

C++ CSV parser library

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

cJSON is a lightweight library for parsing, creating, and modifying JSON data structures within C applications. It provides a comprehensive set of utilities for transforming raw text into navigable objects, manipulating data fields within collections, and serializing complex structures into formatted or unformatted strings. The library is designed for memory-sensitive and resource-constrained environments, utilizing manual memory management and type-tagged union structures to maintain a minimal footprint. It employs recursive descent parsing and in-place string manipulation to process data ef

Automatic (encoding, end of line, column width, etc) detection for text files. 100% Common Lisp.

MaxMind DB Reader for Crystal

Common Lisp system for decoding public JSON Web Keys (JWK)

RapidXML fork; XML namespacing, per-element parsing, etc

Rcpp Bindings to C++ parser for TOML files

YAML parser for Common Lisp

A C++20 header-only bencode library.

Simple parser combinators for Common Lisp.

A JOSE implementation

This project is an international phone number library providing tools for parsing, formatting, and validating phone numbers across multiple programming languages. It functions as a parsing utility, a formatting engine, and a validation tool to ensure phone number strings are transformed into structured objects and standardized display formats. The library includes a telecom metadata resolver to retrieve geographical, carrier, and timezone information associated with specific number ranges. It differentiates itself by identifying phone number types, such as mobile, fixed-line, or VoIP, and cal

A metaclass for bridging CLOS and JSON objects

Read and write Excel files in Common Lisp.

Read SPSS, Stata and SAS files from R

A common lisp library to ease interaction with CXML-dom