Csv GitHub Repositories (2026) · Open Source Tools

A simple and clean document app that protects your privacy

WinMerge is an Open Source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.

Extremely fast, in memory, serialization, reflection, and RPC library for C++. JSON, BEVE, BSON, CBOR, CSV, JSONB, MessagePack, TOML, YAML, EETF

Generate Pydantic v2 models, dataclasses, TypedDict, and msgspec.Struct from OpenAPI, JSON Schema, GraphQL, Avro, Protobuf, and raw JSON/YAML/CSV.

The fastest business intelligence tool for humans and agents.

The Firefly III Data Importer can import data into Firefly III

A terminal spreadsheet multitool for discovering and arranging data

Free editor for huge text and log files: opens 50 GB at once, searches at 2.5 GB/s, never freezes. A free alternative to EmEditor and UltraEdit for Windows, Linux and macOS. Written in Rust.

Fast. Easy. Done. Processing spreadsheets without worrying about large files causing OOM.

A modern C++ CSV parser and serializer that doesn't make you choose between ease of use or performance.

Open Source Formula 1 Database

The National Gallery of Art Open Data Program

🚀 Supercharged Excel exports and imports in Laravel

Read and write spreadsheet files (CSV, XLSX and ODS), in a fast and scalable way

PyGraphistry is a Python library to quickly load, shape, embed, and explore big graphs with the GPU-accelerated Graphistry visual graph analyzer

yq is a portable command-line YAML, JSON, XML, CSV, TOML, HCL and properties processor

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

World countries in JSON, YAML, CSV and XML. Any help is welcome!

A command line tool that draw plots on the terminal.

The CSV magician