Consider using of external libraries/tools/services

[php-coder]

Probably the following tools/services could be interesting for our project:

Tools:

• http://pitest.org/
• http://schauder.github.io/degraph/
• http://jqassistant.org/
• http://stylelint.io/
• https://github.com/yargalot/AccessSniff (checks HTML for accessibility)
• https://code.google.com/archive/p/web-accessibility-testing/
• https://code.google.com/archive/p/w3c-markup-validation-filter/
• https://github.com/philipwalton/html-inspector/
• http://www.html-tidy.org/
• https://github.com/curtisj44/HTML-Lint
• https://github.com/foospidy/DbDat
• http://mysqltuner.com/
• http://walkmod.com/ (maven plugin for checking code convention)
• https://github.com/mojohaus/extra-enforcer-rules
• http://www.qulice.com/quality.html
• http://www.jutils.com/ (Lint4j)
• http://fbinfer.com/
• https://github.com/sindresorhus/pageres
• https://github.com/begriffs/css-ratiocinator
• https://github.com/aanand/deadweight (search for unused CSS, 29.07.2016: unmaintained)
• https://github.com/travis-ci/travis.rb#lint
• https://code.google.com/archive/p/wro4j/wikis/MavenPlugin.wiki
• http://www.mojohaus.org/taglist-maven-plugin/
• http://www.mojohaus.org/jdepend-maven-plugin/
• https://maven.apache.org/plugins/maven-project-info-reports-plugin/

Services:

• http://webdevchecklist.com/ 👍
• https://developers.google.com/speed/pagespeed/insights/ 👍
• https://securityheaders.io/ 👍
• https://httpsecurityreport.com/ 👍
• https://redbot.org/ 👍 (check caching headers)
• http://checkgzipcompression.com 👍
• https://www.giftofspeed.com/
• http://yellowlab.tools/
• https://webhint.io/
• http://www.webpagefx.com/tools/read-able/
• http://www.jslint.com
• http://jshint.com/
• http://csslint.net/ (https://github.com/CSSLint/csslint) (Integrate csslint #1201)
• http://www.testmycss.com/
• https://crowdin.com/ (Localization Management Platform)
• https://github.com/TouK/sputnik-ci/wiki/Getting-started (Automated Code Reviews)
• https://codecov.io/docs#configuration (Migrate to codecov.io #755 => Remove CodeCov support #1105)
• http://up-for-grabs.net
• http://www.checkmycolours.com/
• https://ponyframe.com/breakpoints
• Load testing
  • http://loader.io/ (+ https://wiki.jenkins-ci.org/display/JENKINS/loaderio)
  • https://flood.io/
  • http://loadstorm.com/
  • https://loadimpact.com/
  • http://loaddy.com/
  • https://website.grader.com/
  • https://www.sitespeed.io/
  • http://locust.io/
  • https://k6.io/
• https://breakpoint.io/ (ask for a feedback)
• http://www.kickoffboost.com/ (29.07.2016: unavailable)
• http://www.webpagetest.org/
• https://www.hardenize.com/
• https://tools.pingdom.com/
• https://www.websitepulse.com/tools/

Libraries:

• http://introjs.com/
• https://github.com/jquery/jquery-migrate (present on WebJars)
• https://github.com/forge/roaster (code generator)
• http://mimo84.github.io/bootstrap-maxlength/ (for series comments)
• http://www.jasny.net/bootstrap/javascript/#inputmask
• http://www.jasny.net/bootstrap/javascript/#fileinput
• https://github.com/renatoathaydes/spock-reports
• https://github.com/jonstipe/number-polyfill
• http://bootstrapformhelpers.com/number/#jquery-plugins
• https://github.com/mailcheck/mailcheck