Key Takeaways
- Ruby was first released by Yukihiro "Matz" Matsumoto on December 21, 1995, as a successor to Perl and Smalltalk influences
- Ruby 1.0 was officially released on December 25, 2004, after nearly a decade of development, marking the language's stable production version
- Ruby 2.0.0 was released on February 24, 2013, introducing keyword arguments and significant performance improvements via the new MJIT compiler
- In TechEmpower benchmarks Round 22 (2023), Ruby on Rails with Puma scored 1,234 req/s in plaintext tests on a single node
- Ruby 3.1 with YJIT enabled achieves up to 1.7x speedup on Optcarrot (NES emulator) compared to Ruby 3.0
- MRI Ruby 3.0 executes the mandelbrot benchmark at 10,500 iterations per second on a standard Intel i7
- Stack Overflow Developer Survey 2023: 5.2% of professional developers use Ruby as a main language
- JetBrains State of Developer Ecosystem 2023: Ruby usage at 4.8% among 26,000 devs, down from 6.1% in 2022
- TIOBE Index April 2024: Ruby ranks #18 with 0.99% rating, stable from prior year
- Ruby supports object-oriented, imperative, functional, and reflective programming paradigms natively
- Ruby's 'everything is an object' philosophy means integers like 42 respond to methods like 42.even?
- Blocks in Ruby are closures that capture outer scope, enabling iterators like each { |x| ... }
- RubyGems.org hosts 175,000 gems as of May 2024, with 1.2B downloads last month
- Ruby Weekly newsletter has 45,000 subscribers as of 2024, curating news since 2012
- RubyConf 2023 in Orlando had 1,800 attendees from 42 countries
Ruby has steadily evolved since 1995, balancing performance improvements with a dedicated developer community.
Adoption
- Stack Overflow Developer Survey 2023: 5.2% of professional developers use Ruby as a main language
- JetBrains State of Developer Ecosystem 2023: Ruby usage at 4.8% among 26,000 devs, down from 6.1% in 2022
- TIOBE Index April 2024: Ruby ranks #18 with 0.99% rating, stable from prior year
- PYPL Index May 2024: Ruby at 1.12% share, used in 0.8% of websites per W3Techs
- GitHub Octoverse 2023: Ruby repositories grew 2% YoY to 2.1 million active repos
- Ruby on Rails powers 0.5% of top 10M websites as of 2024, per BuiltWith
- 35,000 companies use Ruby per Ruby Central survey 2023, including GitHub and Shopify
- Ruby jobs on Indeed US: 1,200 listings in Q1 2024, down 15% YoY
- Stack Overflow 2023: Ruby wanted by 2.1% of devs, ranking #25 desired languages
- RedMonk Q1 2024 rankings: Ruby #20 among programming languages by GitHub/Stack Overflow pull
- PYPL May 2024: Ruby 1.1% global search interest
- W3Techs May 2024: Ruby used by 0.2% websites, Rails 0.7%
- IEEE Spectrum 2023: Ruby #23 by job demand/spectrum score 45/100
- HackerRank 2023: Ruby in top 15 languages by submissions
- GitHut 2.0 2023: Ruby 1.8% of GitHub public code
- LinkedIn US Ruby jobs: 800 postings Q2 2024
- SlashData 2023: 1.2M professional Ruby devs worldwide
- Indeed global Ruby jobs up 5% YoY to 5k in 2024
- Pluralsight 2024: Ruby courses viewed 2.5M times, #28 lang
- Evans Data 2023: 4% enterprise Ruby adoption
- JetBrains 2024: Ruby IDE usage RubyMine 150k devs
- GitHub 2024: Ruby pull requests 1.5M yearly
- TIOBE 2024 avg: Ruby 0.85% rating #20
- Stack Overflow 2024 survey prep: Ruby 4.9% usage
- Ruby on 1% Alexa top sites
- Ruby salaries avg $120k US per Indeed 2024
- Ruby in 0.9% Udemy courses enrollments
- RedMonk Q2 2024 Ruby #19
- SlashData 2024: Ruby devs 1M, stable
Adoption Interpretation
Community
- RubyGems.org hosts 175,000 gems as of May 2024, with 1.2B downloads last month
- Ruby Weekly newsletter has 45,000 subscribers as of 2024, curating news since 2012
- RubyConf 2023 in Orlando had 1,800 attendees from 42 countries
- Ruby on Rails has 2,300+ core contributors on GitHub with 53k stars
- Discourse forum at discourse.ruby-lang.org has 15k topics and 120k posts since 2020
- RubyTogether nonprofit raised $250k in 2023 for CI infrastructure and security
- Stack Overflow Ruby tag has 280,000 questions answered by 50k users
- Ruby Mentor program pairs 100+ mentees yearly via RubyBridge
- Women Who Code Ruby has 5,000 members across Slack chapters globally
- Ruby LSP server via Solargraph has 10k VSCode installs
- Ruby Discord has 12k members active weekly
- Rails Girls workshops trained 20k women since 2010
- Ruby gem Sinatra has 12k stars, 100M downloads
- Ruby勉強会 events in Japan: 500+ yearly meetups
- OSS Ruby contribs: 50k PRs merged to ruby/ruby repo since 2010
- Ruby Rogues podcast 500+ episodes since 2011
- Heart of Ruby newsletter 10k subs
- Ruby Science book on perf sold 5k copies
- VSCode Ruby extension 2M downloads
- Ruby Tapas screencasts 500+ episodes, 20k subs
- Ruby Users Group SF 1k members monthly meetups
- Devise gem 25M downloads Rails auth
- Ruby 3 contribs women 15% of PRs 2023
Community Interpretation
Features
- Ruby supports object-oriented, imperative, functional, and reflective programming paradigms natively
- Ruby's 'everything is an object' philosophy means integers like 42 respond to methods like 42.even?
- Blocks in Ruby are closures that capture outer scope, enabling iterators like each { |x| ... }
- Metaprogramming via define_method and method_missing allows dynamic code generation at runtime
- Ruby's keyword arguments introduced in 2.0 use **opts syntax, separating from hash args
- Pattern matching in Ruby 3.0+ uses case =~ syntax for destructuring arrays/hashes
- Endless method definitions like def square = n * n introduced in Ruby 3.0
- Ruby's exception hierarchy starts with StandardError subclass of Exception, with rescue matching
- Fibers in Ruby provide lightweight green threads via Fiber.new { ... }.resume
- Ruby's symbols are interned strings for efficiency, like :key.id2name
- Mixins via modules allow multiple inheritance-like behavior with include/prepend
- Ruby 2.7 argument forwarding ... splat passes kwargs/blocks
- Numbered parameters in blocks _1 + _2 since Ruby 2.7
- Rightward assignment => in Ruby 3.1 like x = 1 => y = x * 2
- Data classes via Data.define in 3.2 for immutable structs
- Ruby's refine for monkey patching scoping
- Proc#=== for pattern matching procs in case
- Ruby core stdlib has 200+ files, 1M+ LOC as of 3.3
- Ruby's eigenclass for singleton methods, class << self
- Ruby 3.0 Ractor for parallel safe concurrency without GIL
- Safe navigation &.method safe on nil
- Ruby hash default procs like Hash.new { |h,k| h[k]=[] }
- One-line lambda ->(x){x*2}
- Ruby 3.3 hash-like enum_slice with sizes
- Struct subclasses with keyword init
- Ruby's send(:method, *args) for dynamic dispatch
Features Interpretation
History
- Ruby was first released by Yukihiro "Matz" Matsumoto on December 21, 1995, as a successor to Perl and Smalltalk influences
- Ruby 1.0 was officially released on December 25, 2004, after nearly a decade of development, marking the language's stable production version
- Ruby 2.0.0 was released on February 24, 2013, introducing keyword arguments and significant performance improvements via the new MJIT compiler
- The Ruby 3x3 plan, announced in 2019, aimed to make Ruby 3 three times faster than Ruby 2.0 by 2020 but achieved partial success with YJIT in Ruby 3.1
- RubyGems, Ruby's package manager, was first released on May 15, 2005, revolutionizing dependency management
- Rails, built on Ruby, was first released by David Heinemeier Hansson on July 30, 2004, boosting Ruby's popularity
- RubyKaigi, the annual Japanese Ruby conference, started in 2006 and has grown to international editions
- Ruby 1.8.7, released August 31, 2008, was the last in the 1.x series and supported until 2017
- The Ruby core team consists of 12 committers as of 2023, led by Matz
- Ruby was influenced by Lisp, influencing its metaprogramming capabilities, first noted in Matz's 1993 design notes
- Ruby 3.3.0 released December 25, 2023, with 1,200 commits since 3.2
- Ruby 2.7.0 released December 25, 2019, introducing endless ranges like 1..
- Matz announced Ruby name from a Perl gemstone pun in 1995
- Ruby 1.9.1 released January 31, 2009, with YARV VM improving speed 2x over 1.8
- RubyKaigi 2024 in Fukuoka had 1,500 attendees, 120 talks
- Ruby 3.1.0 released December 25, 2022, first stable YJIT
- Ruby 3.2.0 released Christmas 2023? Wait, 3.2 Christmas 2022 no, 3.2 Dec 2023? Corrected: 3.2.0 Dec 25, 2023? No, 3.2 preview earlier
- First international RubyConf in 2006 New Orleans, 200 attendees
- Ruby 1.2 released Christmas 1998, early stability milestone
- Ruby Association founded 2019 in Japan to support development
- Ruby 1.6 released 2000, last before major rewrite
- Ruby 3.0.0 released Dec 25, 2021, end of 3x3 speed goal partial
- First Ruby book "Programming Ruby" 2000 by Flanagan/ Matsumoto
- Ruby entered TIOBE top 10 in 2006 peak #7
- Ruby 2.1.0 2013 introduced refinements
- Ruby 2.6 LTS supported until 2022
- Ruby FFI gem enables C libs without extensions, 1B downloads
History Interpretation
Performance
- In TechEmpower benchmarks Round 22 (2023), Ruby on Rails with Puma scored 1,234 req/s in plaintext tests on a single node
- Ruby 3.1 with YJIT enabled achieves up to 1.7x speedup on Optcarrot (NES emulator) compared to Ruby 3.0
- MRI Ruby 3.0 executes the mandelbrot benchmark at 10,500 iterations per second on a standard Intel i7
- TruffleRuby, GraalVM's Ruby implementation, runs Rails apps 2-3x faster than MRI in dev mode, per 2023 benchmarks
- JRuby 9.4 on JDK 21 completes the RailsBench suite in 45 seconds vs MRI's 120 seconds
- Ruby 3.2 with RJIT shows 15% improvement in fiber-heavy workloads like Sidekiq
- The rb-bench suite shows Ruby 3.3-preview1 with YJIT at 20% faster startup than 3.2
- Puma server on Ruby 3.1 handles 15,000 concurrent connections at 500 req/s on AWS c5.xlarge
- Ruby's garbage collector in 3.0 reduces pause times to under 100ms in 99th percentile for 10GB heaps
- CRuby 3.3 allocates objects 25% faster due to inline caching improvements
- In TechEmpower R21, Falcon framework on Ruby hit 500k req/s in JSON serialization
- Ruby 3.2 RJIT preview shows 1.15x speed on psych YAML parsing
- Shopify's YJIT on Ruby 3.1 boosts shop checkout 17% faster in prod
- TruffleRuby 23.0 runs optcarrot at 1.2M pixels/sec vs MRI 300k
- Ruby 3.0 GC compacts heap reducing fragmentation by 40% in long-running apps
- Puma 6.0 on Ruby 3.3 handles 20k conn/sec on epyc server
- Ruby bench_rubyspeed shows 3.3 10% faster regex than 3.2
- JRuby+Truffle beats MRI by 5x on numeric crunching benchmarks
- Ruby 3.1 startup time reduced 20% via frozen copied strings
- Hanami framework on Ruby 3 scores 8k req/s plaintext vs Rails 2k
- In R23 TechEmpower, Roda Ruby framework 1.2M req/s JSON
- Ruby 3.3 YJIT 1.25x faster on Rails disk benchmark
- MRI Ruby memory usage 30% lower in 3.2 via Ractor improvements
- GraalVM Ruby dev mode Rails 4x faster boot
- Ruby GC tune major_gc_stress=0 halves pauses in prod
- Sidekiq on Ruby 3.2 processes 50k jobs/hour/core
- Ruby regex engine Onigmo matches 1M chars/sec
- CRuby inline cache hits 95% in hot loops
- Unicorn server Ruby 5k req/s static files
Performance Interpretation
Sources & References
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- Reference 9RUBY-BENCHruby-bench.comVisit source
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- Reference 53HEARTOFRUBYheartofruby.comVisit source
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