diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4040c6c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+*.gem
+.bundle
+Gemfile.lock
+pkg/*
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..0874d15
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,4 @@
+source "http://rubygems.org"
+
+# Specify your gem's dependencies in sentiment_analysis.gemspec
+gemspec
diff --git a/Rakefile b/Rakefile
new file mode 100644
index 0000000..2995527
--- /dev/null
+++ b/Rakefile
@@ -0,0 +1 @@
+require "bundler/gem_tasks"
diff --git a/lib/sentiment_analysis.rb b/lib/sentiment_analysis.rb
new file mode 100644
index 0000000..3d2e281
--- /dev/null
+++ b/lib/sentiment_analysis.rb
@@ -0,0 +1,5 @@
+require "sentiment_analysis/version"
+
+module SentimentAnalysis
+  # Your code goes here...
+end
diff --git a/lib/sentiment_analysis/version.rb b/lib/sentiment_analysis/version.rb
new file mode 100644
index 0000000..a7acf06
--- /dev/null
+++ b/lib/sentiment_analysis/version.rb
@@ -0,0 +1,3 @@
+module SentimentAnalysis
+  VERSION = "0.0.1"
+end
diff --git a/sentiment_analysis.gemspec b/sentiment_analysis.gemspec
new file mode 100644
index 0000000..bbb55e4
--- /dev/null
+++ b/sentiment_analysis.gemspec
@@ -0,0 +1,24 @@
+# -*- encoding: utf-8 -*-
+$:.push File.expand_path("../lib", __FILE__)
+require "sentiment_analysis/version"
+
+Gem::Specification.new do |s|
+  s.name        = "sentiment_analysis"
+  s.version     = SentimentAnalysis::VERSION
+  s.authors     = ["Alain Ravet"]
+  s.email       = ["alain.ravet+github@gmail.com"]
+  s.homepage    = ""
+  s.summary     = %q{TODO: Write a gem summary}
+  s.description = %q{TODO: Write a gem description}
+
+  s.rubyforge_project = "sentiment_analysis"
+
+  s.files         = `git ls-files`.split("\n")
+  s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
+  s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
+  s.require_paths = ["lib"]
+
+  # specify any dependencies here; for example:
+  # s.add_development_dependency "rspec"
+  # s.add_runtime_dependency "rest-client"
+end