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Gems
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rubocop
webmock
bootsnap
listen
factory_bot_rails
sidekiq
devise
capybara
puma
rails
Packages
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postcss
core-js
chart.js
lodash
@rails/actioncable
prop-types
@rails/activestorage
react
react-dom
@rails/ujs
exercism.io
code practice and mentorship
From GitHub
The codebase for Exercism's website.
Back-end stack
devise
elasticsearch
minitest
mysql2
puma
redis
sidekiq
stripe
Front-end stack
esbuild
@hotwired/turbo-rails
@rails/actioncable
@rails/activestorage
@rails/ujs
react
react-dom
tailwindcss
Categories
Developers
Education
exercism.io gems
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addressable
ansi-to-html
anycable-rails
aws-sdk-ecr
aws-sdk-s3
bootsnap
bugsnag
byebug
capybara
commonmarker
cssbundling-rails
devise
discourse_api
elasticsearch
exercism-config
factory_bot_rails
friendly_id
geocoder
hamlit
haml_lint
image_processing
jsbundling-rails
kaminari
listen
mandate
maxminddb
mini_magick
minitest
minitest-retry
mocha
mysql2
octokit
oj
omniauth-github
omniauth-rails_csrf_protection
propshaft
puma
rack-attack
rack-cors
rails
rails-controller-testing
recursive-open-struct
redis
rest-client
rubocop
rubocop-minitest
rubocop-performance
rubocop-rails
rubyzip
rugged
selenium-webdriver
show_me_the_cookies
sidekiq
sidekiq-failures
sidekiq-scheduler
skylight
solargraph
stripe
toml
turbo-rails
tzinfo-data
web-console
webdrivers
webmock
exercism.io packages
×
abortcontroller-polyfill
ace-builds
actioncable
browserslist-to-esbuild
@bugsnag/js
@bugsnag/plugin-react
chart.js
codemirror6-abap
@codemirror/basic-setup
@codemirror/lang-cpp
codemirror-lang-elixir
@codemirror/lang-java
@codemirror/lang-javascript
@codemirror/lang-python
@codemirror/lang-rust
@codemirror/legacy-modes
@codemirror/stream-parser
@codemirror/theme-one-dark
@codemirror/view
copy-to-clipboard
core-js
cssnano
currency.js
dayjs
diff2html
easymde
esbuild
esbuild-plugin-import-glob
@exercism/active-background
@exercism/codemirror-lang-wren
@exercism/twine2-story-format
focus-visible
fontfaceobserver
global
highlight.js
highlightjs-cobol
highlightjs-sap-abap
@hotwired/turbo-rails
humps
lang-julia
localforage
lodash
mousetrap
nim-codemirror-mode
pluralize
@popperjs/core
postcss
postcss-cli
postcss-flexbugs-fixes
postcss-import
postcss-nesting
prop-types
qs
@rails/actioncable
@rails/activestorage
@rails/ujs
react
react-ace
react-app-polyfill
react-dom
react-error-boundary
react-fast-compare
react-google-recaptcha
react-image-crop
react-modal
react-popper
react-query
react-query-devtools
react-simplemde-editor
reconnecting-websocket
regenerator-runtime
rough-notation
@stripe/react-stripe-js
@stripe/stripe-js
tailwindcss
@tippyjs/react
@types/react-google-recaptcha
use-is-mounted
use-memory-value
uuid
xstate
@xstate/react