safestruct - safe data structures (array, hash, struct) - say goodbye to null / nil (and maybe) - say hello to zero

satsnames - sats names helpers for bitcoin ordinal inscription names, relays and more

schemadoc - document your database schemas (tables, columns, etc.)

This gem provides a simple and powerful library for the Scribd API, allowing you to write Ruby applications or Ruby on Rails websites that upload, convert, display, search, and control documents in many formats. For more information on the Scribd platform, visit http://www.scribd.com/publisher

scribelite gem - inscription / inscribe (ethscription calldata) database for ethereum & co; let's you query via sql and more

A DRB server program and client libraries for Selenium.

shibainus - generate your own 24×24 pixel shiba inu doge images (off-blockchain) from text attributes (via built-in spritesheet); incl. 2x/4x/8x zoom for bigger sizes and more

Provides in-memory caching of any Ruby method. It's dead simple and won't get in the way of any of your code. For something more robust that offers persistence try http://github.com/JackDanger/cached_values/ Documentation also available here: http://objectproxy.rubyforge.org/simple_memoize/

Lock-free skip list implementation by ruby.

smileys - generate your own 24×24 pixel smiley images (off-blockchain) with text (via built-in spritesheets); incl. 2x/4x/8x zoom for bigger sizes and more

solidity-typed - "zero-dependency" 100%-solidity compatible data type and application binary interface (abi) machinery incl. bool, (frozen) string, address, bytes, uint, int, enum, struct, array, mapping, event, and more for solidity-inspired contract (blockchain) programming languages incl. rubidity, rubysol et al

Modified minitest for Appium.

Spectacular is an SNMP client that displays traffic information in the browser.

sportdb admin addon - rails engine

SSH provides a simple streaming ssh command runner. That's it. This is a one trick pony. ssh = SSH.new "example.com", "/var/log" puts ssh.run "ls" SSH was extracted from rake-remote_task which was extracted from vlad.

Stropheruby is a ruby bindings for Strophe, a C library for writing XMPP clients.

Calculate the time of sunrise and sunset for location on a specific date.

tabreader - read in tabular datafiles in text in the tabular (TAB) format

GPS Track speed calculation utility

FreshBooks.rb is a Ruby interface to the FreshBooks API. It exposes easy-to-use classes and methods for interacting with your FreshBooks account.