Language · 1995–now · Web Boom
Ruby
Programmer happiness as a language feature. Rails made it famous; the language identity is older and quieter than the framework.
Why Ruby stuck
Ruby stuck in niches where expressiveness and metaprogramming pay rent — DSLs, ops tooling, and shops that still ship Rails. It failed as a hyperscale default after Twitter-scale cautionary tales over-generalized. Admiration outruns hiring pools outside the Rails belt.

Compare with
Related
Framework · 2004–now
Ruby on Rails
Convention over configuration. Taught a decade of frameworks how to ship MVPs — and how to hit scaling walls.
Framework · 2007–2018
Sinatra
Minimal Ruby routing for apps that did not need all of Rails. DSL elegance in a few hundred lines.
Language · 1991–now
Python
From scripting glue to the default language of data and AI. Readability as a growth strategy.
Language · 1995–now
PHP
Dismissed by snobs, powering WordPress and half the web. Ugly pragmatism beats elegant irrelevance.