we're married to node.js for Rails 3.1 at this point
we're married to node.js for Rails 3.1 at this point

travis-ci/heroku-buildpack-ruby,HYPERHYPER/heroku-buildpack-ruby,zunda/heroku-buildpack-ruby,dieze/heroku-buildpack-ruby-hooks,bwaite-jaroop/heroku-buildpack-ruby,cloudn/buildpack-ruby,trumaker/heroku-buildpack-turbo-sprockets,0x00evil/heroku-buildpack-ruby,blueapron/heroku-buildpack-ruby,pkgr/buildpack-ruby-precise-old,Git-Host/prelang-buildpack,Jonty/ruby-buildpack,teodor-pripoae/heroku-buildpack-ruby,rstacruz/heroku-buildpack-middleman,centresource/heroku-buildpack-turbo-sprockets-pmp-ffm,travis-ci/heroku-buildpack-ruby,pavgup/heroku-buildpack-ruby-lateslugignore,allomov/fat-free-heroku-buildpack-ruby,Genius/heroku-buildpack-ruby,markaschneider/heroku-buildpack-ruby-ffmpeg-sox,awebneck/heroku-buildpack-canvas,space150/heroku-buildpack-ruby,vhx/heroku-buildpack,ablease/custom-buildpack,jgarber/heroku-buildpack-ruby-octopress,dleavitt/heroku-buildpack-ruby,mintybit/heroku-buildpack-ruby,catalyzeio/buildpack-ruby,DyegoCosta/heroku-buildpack-ruby,mintybit/heroku-buildpack-ruby,hpcloud/ruby-buildpack,thewebguy/heroku-buildpack-ruby-ffmpeg-libsndfile,scottatron/moc-buildpack,fcruxen/ruby-buildpack,electricobjects/heroku-buildpack-ruby,amaltson/heroku-buildpack-ruby,atmos/heroku-buildpack-ruby,crdschurch/heroku-buildpack-ruby,nthj/heroku-buildpack-mirror,wolfoo2931/heroku-buildpack-ruby-2a352ae,pkgr/heroku-buildpack-ruby,brightbytes/heroku-buildpack-ruby-without-assets-precompile,AJamesPhillips/heroku-buildpack-ruby,guidance-guarantee-programme/heroku-buildpack-princexml-old,fcruxen/ruby-buildpack,jcamenisch/heroku-buildpack-rgeo,millie/heroku-buildpack-ruby-with-pdftk,ericboehs/heroku-buildpack-ruby,cloudfoundry/ruby-buildpack,samfrench/heroku-buildpack-ruby,schu/heroku-buildpack-ruby,AdStage/heroku-buildpack-ruby,jasonlevens/heroku-buildpack-ruby,jonseaberg/heroku-buildpack-turbo-sprockets,takii/db2rubybuildpack,hatofmonkeys/ruby-testing-buildpack,darron/heroku-buildpack-ruby-jekyll,gls1/heroku-buildpack-ruby-pdftk,tenjikinc/heroku-buildpack-ruby,tpope/heroku-buildpack-ruby-tpope,icelab/heroku-buildpack-ruby,dlorson/gentle-buildpack,bellycard/heroku-buildpack-ruby,iamjarvo/ruby-buildpack,ablease/custom-buildpack,sgnpa/heroku-buildpack-cas,makifund/heroku-buildpack-ruby,Altoros/ruby-buildpack,thirdprestige/heroku-buildpack-ruby,mperejda/heroku-buildpack-ruby,tdenovan/heroku-buildpack-ruby,diasks2/heroku-buildpack-mecab,andycroll/heroku-buildpack-jekyll,sanemat/heroku-buildpack-ruby-tachikoma,ChefSteps/heroku-buildpack-ruby,leonardykris/mos-ruby-buildpack,thirdprestige/heroku-buildpack-ruby,stolt45/heroku-buildpack-ruby-with-sqlite3,ekaranto/rails4-bluemix-buildpack,CPPWind/ruby-buildpack,wolfoo2931/heroku-buildpack-ruby-2a352ae,Jonty/ruby-buildpack,jglascoe/heroku-buildpack-ruby-jekyll,wycats/heroku-buildpack-middleman,ndbroadbent/heroku-buildpack-turbo-sprockets,Git-Host/prelang-buildpack,fcruxen/ruby-buildpack,phusion/heroku-buildpack-ruby,mrhenry/heroku-buildpack-ruby,jumptvs/BP_Ruby,wakermahmud/heroku-buildpack-jekyll,davidjrice/heroku-buildpack-couchbase-ruby,orenyk/heroku-buildpack-ruby,Jonty/ruby-buildpack,cloudfoundry/ruby-buildpack,jeremyvdw/heroku-buildpack-ruby-jekyll,rhomobile/heroku-buildpack-ruby,ekaranto/rails4-bluemix-buildpack,sanemat/heroku-buildpack-ruby-tachikoma,CPPWind/ruby-buildpack,ericboehs/heroku-buildpack-ruby,redhotvengeance/heroku-buildpack-deep-thought,allomov/fat-free-heroku-buildpack-ruby,pilotcreative/heroku-buildpack-ruby,meskyanichi/heroku-buildpack-middleman,sky-uk/ruby-buildpack,sanemat/heroku-buildpack-ruby-tachikoma,zidekmat/buildpack-ruby,Jonty/ruby-buildpack,daltonrenaldo/heroku-buildpack-ruby,anay/buildpack-ruby-with-oracle-jdk,anay/buildpack-ruby-with-oracle-jdk,jasonlevens/heroku-buildpack-ruby,schu/buildpack-testing,cmaggard/heroku-buildpack-turbo-sprockets,nicholasmott/heroku-buildpack-octopress,packetmonkey/heroku-buildpack-ruby,reesio/heroku-buildpack-ruby,sstelfox/buildpack-ruby,ascot21/heroku-buildpack-turbo-sprockets,pcincalifornia/wdc-heroku-buildpack-middleman,pkgr/buildpack-ruby-precise-old,bskyb-commerce/help-heroku-buildpack,jumptvs/BP_Ruby,hellojustin/heroku-buildpack-custom-ruby,iamjarvo/ruby-buildpack,adaptivelab/heroku-buildpack-adaptivelab-website-2,CPPWind/ruby-buildpack,Dim25/heroku-buildpack-ruby-GSL,bskyb-commerce/ruby-buildpack,hixi/heroku-buildpack-ruby,schu/heroku-buildpack-ruby,KoanHealth/heroku-buildpack-marvin-setup,mrhenry/heroku-buildpack-ruby,Numerico/heroku-buildpack-ruby,bskyb-commerce/help-heroku-buildpack,righi/instacart-heroku-buildpack,HYPERHYPER/heroku-buildpack-ruby,darron/heroku-buildpack-ruby-jekyll,cmaggard/heroku-buildpack-turbo-sprockets,joshco/heroku-buildpack-ruby,davidjrice/heroku-buildpack-couchbase-ruby,Genius/heroku-buildpack-ruby,jgable/buildpack-ruby-rack-setup-tasks,hixi/heroku-buildpack-ruby,Altoros/ruby-buildpack,ruby/heroku-buildpack-www-ruby-lang,daltonrenaldo/heroku-buildpack-ruby,hellojustin/heroku-buildpack-custom-ruby,derrek/heroku-buildpack-ruby,WilliamDenniss/heroku-buildpack-ruby-imagemagick,swipesense/heroku-buildpack-ruby,nicholasmott/heroku-buildpack-octopress,Dim25/heroku-buildpack-ruby-GSL,ablease/custom-buildpack,Nedomas/heroku-buildpack-ruby-minus-node-with-node-paths,bskyb-commerce/ruby-buildpack,sky-uk/help-heroku-buildpack,ilpoldo/heroku-buildpack-ruby,engineyard/heroku-buildpack-ruby,hausdorff/heroku-buildpack-ruby-jekyll,ibmdb/db2rubybuildpack,brightbytes/heroku-buildpack-ruby-without-assets-precompile,firmhouse/heroku-buildpack-ruby-freetds,mattmanning/heroku-buildpack-ruby-jekyll,recursecenter/heroku-buildpack-ruby,hpcloud/heroku-buildpack-ruby,orlando/heroku-buildpack-ruby,qstream/heroku-buildpack-ruby,ibmdb/db2rubybuildpack,ActiveState/heroku-buildpack-ruby,instacart/heroku-buildpack-ruby,progrium/heroku-buildpack-ruby,codykrieger/heroku-buildpack-jekyll,DigitalInnovation/heroku-buildpack-mslabs,wycats/heroku-buildpack-middleman,ChefSteps/heroku-buildpack-ruby,catalyzeio/buildpack-ruby,barakav/heroku-buildpack-ruby,iamjarvo/ruby-buildpack,qstream/heroku-buildpack-ruby,jonasoberschweiber/heroku-buildpack-ruby,tomwolfe/heroku-buildpack-gsl-ruby,jayshreeanand/heroku-buildpack-ruby,amaltson/heroku-buildpack-ruby,pkgr/buildpack-ruby-precise-old,gls1/heroku-buildpack-ruby-pdftk-new,zoomer/heroku-buildpack-ruby-bower,bskyb-commerce/ruby-buildpack,hpcloud/ruby-buildpack,cloudfoundry/ruby-buildpack,rhomobile/heroku-buildpack-ruby,zunda/heroku-buildpack-ruby,donnykurnia/heroku-buildpack-ruby,rowanoulton/heroku-buildpack-ruby,sky-uk/ruby-buildpack,space150/heroku-buildpack-ruby,orlando/heroku-buildpack-ruby,jumptvs/BP_Ruby,joshco/heroku-buildpack-ruby,WilliamDenniss/heroku-buildpack-ruby-imagemagick,jglascoe/heroku-buildpack-ruby-jekyll,reesio/heroku-buildpack-ruby,d-reinhold/cf-buildpack-ruby,gls1/heroku-buildpack-ruby-pdftk,thewebguy/heroku-buildpack-ruby-ffmpeg-libsndfile,CPPWind/ruby-buildpack,aarongray/heroku-buildpack-ruby,dtao/teeny-buildpack,Numerico/heroku-buildpack-ruby,aarongray/heroku-buildpack-ruby,fcruxen/ruby-buildpack,ibmdb/db2rubybuildpack,DyegoCosta/heroku-buildpack-ruby,mperejda/heroku-buildpack-ruby,scottatron/moc-buildpack,Micka33/heroku-buildpack-ruby-liblua,trumaker/heroku-buildpack-turbo-sprockets,michaelphines/alexa-nest,ndbroadbent/heroku-buildpack-turbo-sprockets,atmos/heroku-buildpack-ruby,Numerico/heroku-buildpack-ruby,jonseaberg/heroku-buildpack-turbo-sprockets,cloudControl/buildpack-ruby,markaschneider/heroku-buildpack-ruby-ffmpeg-sox,pcincalifornia/wdc-heroku-buildpack-middleman,cloudn/buildpack-ruby,dtao/deft-buildpack-ruby,AdStage/heroku-buildpack-ruby,travis-ci/heroku-buildpack-ruby,dtao/teeny-buildpack,samfrench/heroku-buildpack-ruby,musicglue/heroku-buildpack-ruby,awebneck/heroku-buildpack-canvas,iamjarvo/ruby-buildpack,zoomer/heroku-buildpack-ruby-bower,progrium/heroku-buildpack-ruby,d-reinhold/cf-buildpack-ruby,crdschurch/heroku-buildpack-ruby,pkgr/heroku-buildpack-ruby,rowanoulton/heroku-buildpack-ruby,moneyadviceservice/heroku-buildpack-ruby-bowndler,orenyk/heroku-buildpack-ruby,beydogan/ruby-buildpack,Altoros/ruby-buildpack,jgable/buildpack-ruby-rack-setup-tasks,Scalingo/ruby-buildpack,hausdorff/heroku-buildpack-ruby-jekyll,fgbreel/heroku-buildpack-ruby,sstelfox/buildpack-ruby,lemurheavy/heroku-buildpack-ruby,dieze/heroku-buildpack-ruby-hooks,hpcloud/ruby-buildpack,cloudControl/buildpack-ruby,electricobjects/heroku-buildpack-ruby,ascot21/heroku-buildpack-turbo-sprockets,swipesense/heroku-buildpack-ruby,instacart/heroku-buildpack-ruby,nthj/heroku-buildpack-mirror,firmhouse/heroku-buildpack-ruby-freetds,AJamesPhillips/heroku-buildpack-ruby,simonnordberg/heroku-buildpack-ruby,DigitalInnovation/heroku-buildpack-mslabs,lyoshenka/heroku-buildpack-ruby-jekyll,mattmanning/heroku-buildpack-ruby-jekyll,Altoros/ruby-buildpack,guidance-guarantee-programme/heroku-buildpack-princexml-old,ltrademark/heroku-buildpack-ruby,pietrop/heroku-buildpack-ruby,shuber/heroku-buildpack-ruby,KoanHealth/heroku-buildpack-marvin-setup,tpope/heroku-buildpack-ruby-tpope,tomwolfe/heroku-buildpack-gsl-ruby,DouglasAllen/heroku-buildpack-ruby,takii/db2rubybuildpack,stefansundin/heroku-buildpack-ruby,jeremyvdw/heroku-buildpack-ruby-jekyll,sky-uk/ruby-buildpack,sky-uk/ruby-buildpack,cloudfoundry/ruby-buildpack,leonardykris/mos-ruby-buildpack,beydogan/ruby-buildpack,jcamenisch/heroku-buildpack-rgeo,mattwalters/heroku-buildpack-ruby,progrium/heroku-buildpack-ruby,pietrop/heroku-buildpack-ruby,Scalingo/ruby-buildpack,centresource/heroku-buildpack-turbo-sprockets-pmp-ffm,nicholasmott/heroku-buildpack-octopress,redhotvengeance/heroku-buildpack-deep-thought,barakav/heroku-buildpack-ruby,ericroberts/heroku-buildpack-ruby,simonnordberg/heroku-buildpack-ruby,makifund/heroku-buildpack-ruby,packetmonkey/heroku-buildpack-ruby,sgnpa/heroku-buildpack-cas,12spokes/heroku-buildpack-ruby-imagemagick,heroku/heroku-buildpack-ruby,cloudn/buildpack-ruby,schu/buildpack-testing,qnyp/heroku-buildpack-ruby-bower,cordata/heroku-buildpack-ruby,atmos/heroku-buildpack-ruby,righi/instacart-heroku-buildpack,ablease/custom-buildpack,jgarber/heroku-buildpack-ruby-octopress,lemurheavy/heroku-buildpack-ruby,cloudfoundry/ruby-buildpack,centresource/heroku-buildpack-turbo-sprockets-pmp-ffm,hone/heroku-buildpack-ruby,stefansundin/heroku-buildpack-ruby,Nedomas/heroku-buildpack-ruby-minus-node-with-node-paths,zidekmat/buildpack-ruby,donnykurnia/heroku-buildpack-ruby,pilotcreative/heroku-buildpack-ruby,Micka33/heroku-buildpack-ruby-liblua,michaelphines/alexa-nest,phusion/heroku-buildpack-ruby,sky-uk/help-heroku-buildpack,fgbreel/heroku-buildpack-ruby,recursecenter/heroku-buildpack-ruby,ActiveState/heroku-buildpack-ruby,heroku/heroku-buildpack-ruby,derrek/heroku-buildpack-ruby,mattwalters/heroku-buildpack-ruby,hatofmonkeys/ruby-testing-buildpack,rvizza/heroku-buildpack-gsl-ruby,cordata/heroku-buildpack-ruby,hatofmonkeys/ruby-testing-buildpack,qnyp/heroku-buildpack-ruby-bower,phusion/heroku-buildpack-ruby,ekaranto/rails4-bluemix-buildpack,ilpoldo/heroku-buildpack-ruby,hpcloud/heroku-buildpack-ruby,WilliamDenniss/heroku-buildpack-ruby-imagemagick,gls1/heroku-buildpack-ruby-pdftk-new,jayshreeanand/heroku-buildpack-ruby,jonasoberschweiber/heroku-buildpack-ruby,jumptvs/BP_Ruby,erintherad/heroku-buildpack-ruby,0x00evil/heroku-buildpack-ruby,ejholmes/heroku-buildpack-middleman,DouglasAllen/heroku-buildpack-ruby,hpcloud/ruby-buildpack,meskyanichi/heroku-buildpack-middleman,pavgup/heroku-buildpack-ruby-lateslugignore,codykrieger/heroku-buildpack-jekyll,pavgup/heroku-buildpack-ruby-lateslugignore,icelab/heroku-buildpack-ruby,millie/heroku-buildpack-ruby-with-pdftk,cloudn/buildpack-ruby,andycroll/heroku-buildpack-jekyll,rstacruz/heroku-buildpack-middleman,vhx/heroku-buildpack,sgnpa/heroku-buildpack-cas,lyoshenka/heroku-buildpack-ruby-jekyll,shuber/heroku-buildpack-ruby,dleavitt/heroku-buildpack-ruby,jgarber/heroku-buildpack-ruby-octopress,tenjikinc/heroku-buildpack-ruby,musicglue/heroku-buildpack-ruby,teodor-pripoae/heroku-buildpack-ruby,AdStage/heroku-buildpack-ruby,diasks2/heroku-buildpack-mecab,takii/heroku-buildpack-ruby,d-reinhold/cf-buildpack-ruby,12spokes/heroku-buildpack-ruby-imagemagick,davidjrice/heroku-buildpack-couchbase-ruby,blueapron/heroku-buildpack-ruby,ericroberts/heroku-buildpack-ruby,tdenovan/heroku-buildpack-ruby,gbenedict/heroku-buildpack-ruby,bskyb-commerce/ruby-buildpack,ltrademark/heroku-buildpack-ruby,AJamesPhillips/heroku-buildpack-ruby,dlorson/gentle-buildpack,moneyadviceservice/heroku-buildpack-ruby-bowndler,takii/db2rubybuildpack,ekaranto/rails4-bluemix-buildpack,dtao/deft-buildpack-ruby,gbenedict/heroku-buildpack-ruby,takii/db2rubybuildpack,wakermahmud/heroku-buildpack-jekyll,adaptivelab/heroku-buildpack-adaptivelab-website-2,erintherad/heroku-buildpack-ruby,stolt45/heroku-buildpack-ruby-with-sqlite3,bwaite-jaroop/heroku-buildpack-ruby,hone/heroku-buildpack-ruby,takii/heroku-buildpack-ruby,thirdprestige/heroku-buildpack-ruby,firmhouse/heroku-buildpack-ruby-freetds,rvizza/heroku-buildpack-gsl-ruby,bellycard/heroku-buildpack-ruby,engineyard/heroku-buildpack-ruby,lemurheavy/heroku-buildpack-ruby,ejholmes/heroku-buildpack-middleman