Best CSV Editors for C++

EmEditor is a quick, lightweight, and highly customizable text editor designed for Windows, offering user-friendly features. It comes in both native 64-bit and 32-bit versions, with the 64-bit variant additionally providing distinct builds optimized for SSE2 (128-bit), AVX-2 (256-bit), and AVX-512 (512-bit) instruction sets, catering to a wide range of user needs. This versatility makes it a popular choice among various coding and editing professionals.

Tablecruncher serves as a robust yet streamlined CSV editor for Mac users, adept at managing substantial datasets with ease. It is capable of opening files exceeding 2GB and containing over 15 million rows, efficiently loading a 100MB CSV file in less than 5 seconds on a dual-core MacBook Pro. The application accommodates a variety of encodings such as UTF-8, UTF-16LE, UTF-16BE, Latin-1 (ISO-8859-1), and Windows 1252, with the ability to auto-detect most CSV formats and their associated encodings. Users can leverage JavaScript as a macro language for file manipulation, giving them access to all cells for content alterations and calculations. Additionally, Tablecruncher provides the functionality to export table data to JSON, generating an array of objects when a header row exists or an array of arrays when it does not. Its find and replace feature enables users to conduct pattern searches within the table or specific selected regions, utilizing Regular Expressions that comply with the ECMAScript 5 standard. Furthermore, the software includes four distinct color themes, with one being a dark mode option, to enhance the overall user interface experience while working with large datasets. This combination of features makes Tablecruncher an indispensable tool for anyone dealing with extensive CSV files.