Encrypt existing Excel files with Office Open XML password protection. .xlsx files are encrypted directly; .xls files are converted to .xlsx then encrypted.

SpreadsheetGoodies is a collection of tools to help work with Excel and Google Drive spreadsheets. It relies on other gems to do the actual work of reading and writing to spreadsheet documents. It main features are:

Simplistic playpen (e.g. not for serious use) for doing technical analysis of stock prices. Under Construction.

With SQLreport you can manage query results and convert things.

Funções que copia arquivo para o SMART via SSH

Scrape Store Address lists from StoreFound.org and export into a CSV file for distribution or use withe other softwares such as ESRI ARC GIS.

strong_csv is a type checker for a CSV file. It lets developers declare types for each column to ensure all cells are satisfied with desired types.

Library to process structured CSV files

A code risk scoring CLI for Ruby and JS/TS projects. Ranks every file by five signals — fan-in (blast radius), fan-out, cyclomatic complexity, git churn, and test coverage — with temporal coupling analysis and a diff mode for scoring only the files changed in a PR. Table, JSON, CSV, and Markdown ...

A game of treasure trove

This gem is to help parse Substack exports.

suiteview is a tool to help show the contents of a cucumber suite with your unique specifications

Super 8 is a "vcr"-like library for recording and playing back ODBC interactions made with ruby-odbc, for use with automated testing. More accurate than manually mocking and less work than adding an ODBC-enabled server to your test stack.

SuperAdmin is a mountable Rails engine that provides a full-featured administration interface inspired by Administrate and ActiveAdmin, built for modern Rails 7+ applications.

This gem takes picture in SVG format with defined variables and CSV data file and produce generated PDF files.

Support-vector machines are a popular tool in data mining. This package includes an amended version of the Java implementation of the libsvm library (version 3.11). Additional methods and examples are provided to support standard training techniques, such as cross-validation, various alternativ...

AWS, backwards

SwarmCLI provides a command-line interface for SwarmSDK, the lightweight multi-agent AI orchestration framework. Built with the TTY toolkit, it offers an intuitive and interactive way to define, manage, and execute AI agent swarms with progress indicators, formatted output, and comprehensive help...

A Ruby gem for defining data schemas in a custom indentation-based DSL and generating fake data with support for nested objects, arrays, cross-schema references, computed fields, behaviors, streaming generation, and multiple generation modes (random, edge, invalid).

内閣府が公開する CSV を基に、日本の祝日データを Enumerable なインターフェースで扱います。