diff --git a/Cakefile b/Cakefile
new file mode 100644
index 0000000..46c5f2e
--- /dev/null
+++ b/Cakefile
@@ -0,0 +1,24 @@
+fs = require 'fs'
+{spawn} = require 'child_process'
+
+buildlib = (callback) ->
+    coffee = spawn 'coffee', ['-c', '-o', 'lib/', 'src/lib/']
+    coffee.stderr.on 'data', (data) ->
+        process.stderr.write data.toString()
+    coffee.stdout.on 'data', (data) ->
+        console.log data.toString()
+    coffee.on 'exit', (code) ->
+        callback?() if code is 0
+
+buildbin = (callback) ->
+    coffee = spawn 'coffee', ['-c', '-o', 'bin/', 'src/bin/']
+    coffee.stderr.on 'data', (data) ->
+        process.stderr.write data.toString()
+    coffee.stdout.on 'data', (data) ->
+        console.log data.toString()
+    coffee.on 'exit', (code) ->
+        callback?() if code is 0
+
+task 'build', 'Build lib JS files from src directory', ->
+    buildlib()
+    buildbin()
diff --git a/bin/cmdline.js b/bin/cmdline.js
new file mode 100755
index 0000000..28b5663
--- /dev/null
+++ b/bin/cmdline.js
@@ -0,0 +1,3 @@
+#!/usr/bin/env node
+
+require('./slidewinder.js');
diff --git a/bin/slidewinder.js b/bin/slidewinder.js
old mode 100755
new mode 100644
index db34a14..8947765
--- a/bin/slidewinder.js
+++ b/bin/slidewinder.js
@@ -1,23 +1,33 @@
-#!/usr/bin/env node
-var program = require('commander')
-  , slidewinder = require('../lib/slidewinder.js');
-
-var pjson = require('../package.json');
-
-program
-.version(pjson.version)
-.option('-s, --slides <slide list>',
-        'Comma-separated list of slides to use (no spaces)')
-.option('-c, --collection <path>',
-        'Path to slide collection')
-.option('-o, --output <path>',
-        'Path to save output (will create directory)')
-.option('-t, --title <title>', 'Title of the deck')
-.option('-a, --author <name>', 'Deck author')
-.parse(process.argv);
-
-if (!process.argv.slice(2).length) {
-  program.help();
-}
-
-slidewinder(program);
+// Generated by CoffeeScript 1.10.0
+(function() {
+  var fwpath, list, path, pjson, program, slidewinder;
+
+  path = require('path');
+
+  program = require('commander');
+
+  slidewinder = require('../lib/slidewinder_lib.js');
+
+  pjson = require('../package.json');
+
+  list = function(val) {
+    return val.split(',');
+  };
+
+  fwpath = function(framework) {
+    return path.resolve(__dirname, "../extensions/frameworks", framework);
+  };
+
+  program.version(pjson.version).option('-s, --slides <slide list>', 'Comma-separated list of slides to use (no spaces)', list).option('-c, --collection <path>', 'Path to slide collection').option('-o, --output <path>', 'Path to save output (will create directory)').option('-t, --title <title>', 'Title of the deck').option('-a, --author <name>', 'Deck author').option('-f, --framework <framework>', 'HTML and JS Framework or plugin to use for slideshow generation.', fwpath).parse(process.argv);
+
+  if (!process.argv.slice(2).length) {
+    program.help();
+  }
+
+  if (program.framework == null) {
+    program.framework = fwpath('remark');
+  }
+
+  slidewinder(program);
+
+}).call(this);
diff --git a/extensions/frameworks/remark/helpers.js b/extensions/frameworks/remark/helpers.js
new file mode 100644
index 0000000..801b8dd
--- /dev/null
+++ b/extensions/frameworks/remark/helpers.js
@@ -0,0 +1,17 @@
+
+yaml = require('js-yaml');
+
+module.exports = {
+    slidewinder: function(context){
+      slideData = context.data.root;
+      var bodies = slideData.slides.map(function(x) {
+        Object.keys(slideData.deck).forEach(function(key){
+            x.attributes[key] = slideData.deck[key];
+        });
+        completeBody = yaml.dump(x.attributes) + '\n' + x.body
+        return completeBody;
+      });
+      bodies.join('\n---\n');
+      return bodies.join('\n---\n');
+    }
+}
diff --git a/templates/remark.html b/extensions/frameworks/remark/template.html
similarity index 100%
rename from templates/remark.html
rename to extensions/frameworks/remark/template.html
diff --git a/lib/log.js b/lib/log.js
index d00f5b4..34fcf58 100644
--- a/lib/log.js
+++ b/lib/log.js
@@ -1,49 +1,53 @@
-var winston = require('winston');
-
-var levels = {
-  silly: 0,
-  input: 1,
-  verbose: 2,
-  prompt: 3,
-  debug: 4,
-  data: 5,
-  info: 6,
-  help: 7,
-  warn: 8,
-  error: 9
-};
-
-var colours = {
-  silly: 'magenta',
-  input: 'grey',
-  verbose: 'cyan',
-  prompt: 'grey',
-  debug: 'blue',
-  info: 'green',
-  data: 'grey',
-  help: 'cyan',
-  warn: 'yellow',
-  error: 'red'
-};
-
-// create a pretty logger
-var logger = function() {
-
-  var log = new (winston.Logger)({
-    transports: [new winston.transports.Console({
+// Generated by CoffeeScript 1.10.0
+(function() {
+  var colours, levels, logger, winston;
+
+  winston = require('winston');
+
+  levels = {
+    silly: 0,
+    input: 1,
+    verbose: 2,
+    prompt: 3,
+    debug: 4,
+    data: 5,
+    info: 6,
+    help: 7,
+    warn: 8,
+    error: 9
+  };
+
+  colours = {
+    silly: 'magenta',
+    input: 'grey',
+    verbose: 'cyan',
+    prompt: 'grey',
+    debug: 'blue',
+    info: 'green',
+    data: 'grey',
+    help: 'cyan',
+    warn: 'yellow',
+    error: 'red'
+  };
+
+  logger = function() {
+    var log;
+    log = new winston.Logger({
+      transports: [
+        new winston.transports.Console({
+          level: 'info',
+          levels: levels,
+          colorize: true
+        })
+      ],
       level: 'info',
       levels: levels,
       colorize: true
-    })],
-    level: 'info',
-    levels: levels,
-    colorize: true
-  });
-
-  winston.addColors(colours);
-
-  return log;
+    });
+    winston.addColors(colours);
+    return log;
+  };
 
-}
+  module.exports = logger;
 
-module.exports = logger;
+}).call(this);
diff --git a/lib/slidewinder.js b/lib/slidewinder.js
deleted file mode 100644
index fa03b10..0000000
--- a/lib/slidewinder.js
+++ /dev/null
@@ -1,121 +0,0 @@
-var fs = require('fs')
-  , path = require('path')
-  , fm = require('front-matter')
-  , handlebars = require('handlebars')
-  , _ = require('lodash')
-  , mkdirp = require('mkdirp')
-  , logger = require('./log.js')
-  , yaml = require('js-yaml');
-
-var log_colours = {
-  silly: 'magenta',
-  input: 'grey',
-  verbose: 'cyan',
-  prompt: 'grey',
-  debug: 'blue',
-  info: 'green',
-  data: 'grey',
-  help: 'cyan',
-  warn: 'yellow',
-  error: 'red'
-};
-
-var slidewinder = function(data) {
-
-  // load the slides
-  var collection = load_collection(data);
-  data.slideset = pick_slides(collection, data.slides);
-
-  // load the template
-  var rel_path = '../templates/remark.html';
-  var template_path = path.resolve(__dirname, rel_path);
-  var template = fs.readFileSync(template_path, 'utf8');
-  var renderer = handlebars.compile(template);
-
-  // register the winder
-  handlebars.registerHelper('slidewinder', function(all) {
-
-    var bodies = all.data.root.slideset.map(function(x) {
-      return x.body;
-    });
-    return bodies.join('\n---\n');
-
-  });
-
-  // render and save
-  var deck = renderer(data);
-  save_deck(deck, data);
-
-}
-
-// load a slide collection
-var load_collection = function(data) {
-
-  var collection = {};
-  var dirpath = data.collection;
-
-  // load each slide, parse the frontmatter, and collect
-  fs.readdirSync(data.collection).forEach(function(file) {
-    var filepath = path.resolve(dirpath, file);
-    var data = fs.readFileSync(filepath, 'utf8');
-    var slide = fm(data);
-    slide.attributes.author =
-    // TODO: check front matter is present and parsed ok
-    slide.body = yaml.dump(slide.attributes) + '\n' + slide.body;
-    // TODO: check required metadata is present
-    var name = slide.attributes.name;
-    if (collection[name]) {
-      log.error('Multiple slides have the nane', name);
-    } else {
-      collection[name] = slide;
-    }
-  });
-
-  log.info('loaded', Object.keys(collection).length, 'slides from', dirpath);
-
-  return collection;
-
-}
-
-// pick out slides from a collection
-var pick_slides = function(collection, slidestr) {
-
-  var slides = slidestr.split(',');
-  var picked = [];
-
-  slides.forEach(function(slidename) {
-    var slide = collection[slidename];
-    if (slide) {
-      picked.push(slide);
-    } else {
-      log.error('No slide found with name', slidename);
-    }
-  });
-
-  log.info('picked', picked.length, 'slides from collection');
-
-  return picked;
-
-}
-
-// save a rendered slide deck
-var save_deck = function(deck, data) {
-
-  mkdirp(data.output);
-
-  // write deck
-  var deckpath = path.resolve(data.output, 'index.html');
-  fs.writeFileSync(deckpath, deck);
-
-  // write slidewinder data
-  var datapath = path.resolve(data.output, 'deck.json');
-  fs.writeFileSync(datapath, JSON.stringify(data, null, 2));
-
-  var msg = 'deck (index.html) and data (deck.json) saved to';
-  log.info(msg, data.output);
-
-}
-
-var log = logger();
-
-module.exports = slidewinder;
diff --git a/lib/slidewinder_lib.js b/lib/slidewinder_lib.js
new file mode 100644
index 0000000..f11f469
--- /dev/null
+++ b/lib/slidewinder_lib.js
@@ -0,0 +1,127 @@
+// Generated by CoffeeScript 1.10.0
+(function() {
+  var PresentationFramework, _, fm, fs, handlebars, loadCollection, log, log_colours, logger, mkdirp, path, pickSlides, saveDeck, slidewinder, yaml;
+
+  fs = require('fs');
+
+  path = require('path');
+
+  fm = require('front-matter');
+
+  handlebars = require('handlebars');
+
+  _ = require('lodash');
+
+  mkdirp = require('mkdirp');
+
+  yaml = require('js-yaml');
+
+  logger = require('./log.js');
+
+  log_colours = {
+    silly: 'magenta',
+    input: 'grey',
+    verbose: 'cyan',
+    prompt: 'grey',
+    debug: 'blue',
+    info: 'green',
+    data: 'grey',
+    help: 'cyan',
+    warn: 'yellow',
+    error: 'red'
+  };
+
+  loadCollection = function(dirpath) {
+    var collection, slidenum;
+    collection = {};
+    fs.readdirSync(dirpath).forEach(function(file) {
+      var data, filepath, name, slide;
+      filepath = path.resolve(dirpath, file);
+      data = fs.readFileSync(filepath, 'utf8');
+      slide = fm(data);
+      name = slide.attributes.name;
+      if (collection[name]) {
+        return log.error('Multiple slides have the name', name);
+      } else {
+        return collection[name] = slide;
+      }
+    });
+    slidenum = Object.keys(collection).length;
+    log.info('Loaded', slidenum, 'markdown slide files from', dirpath);
+    return collection;
+  };
+
+  pickSlides = function(collection, selections) {
+    var picked;
+    picked = [];
+    selections.forEach(function(selection) {
+      var slide;
+      slide = collection[selection];
+      if (slide) {
+        return picked.push(slide);
+      } else {
+        return log.error('No slide found with name', name);
+      }
+    });
+    log.info('Picked', picked.length, 'slides from collection');
+    return picked;
+  };
+
+  PresentationFramework = (function() {
+    function PresentationFramework(framework) {
+      var frameworkPath;
+      log.info('Looking for presentation framework module: ', framework);
+      frameworkPath = path.join(framework, 'template.html');
+      this.template = fs.readFileSync(frameworkPath, 'utf8');
+      this.renderer = handlebars.compile(this.template);
+      this.helpers = require(path.join(framework, 'helpers.js'));
+      this.renderDeck = (function(_this) {
+        return function(renderContext) {
+          var deck;
+          Object.keys(_this.helpers).forEach(function(key) {
+            return handlebars.registerHelper(key, _this.helpers[key]);
+          });
+          deck = _this.renderer(renderContext);
+          return deck;
+        };
+      })(this);
+      this;
+    }
+
+    return PresentationFramework;
+
+  })();
+
+  saveDeck = function(deck, data) {
+    var dataOutput, dataPath, deckPath, msg;
+    mkdirp(data.output);
+    deckPath = path.resolve(data.output, 'index.html');
+    fs.writeFileSync(deckPath, deck);
+    dataPath = path.resolve(data.output, 'deck.json');
+    dataOutput = JSON.stringify(data, null, 2);
+    fs.writeFileSync(dataPath, dataOutput);
+    msg = 'Deck (index.html) and Data (deck.json) saved to ';
+    return log.info(msg, data.output);
+  };
+
+  slidewinder = function(sessionData) {
+    var allSlides, deck, plugin, renderContext;
+    allSlides = loadCollection(sessionData.collection);
+    sessionData.slideset = pickSlides(allSlides, sessionData.slides);
+    plugin = new PresentationFramework(sessionData.framework);
+    renderContext = {
+      deck: {
+        title: sessionData.title,
+        author: sessionData.author
+      },
+      slides: sessionData.slideset
+    };
+    deck = plugin.renderDeck(renderContext);
+    return saveDeck(deck, sessionData);
+  };
+
+  log = logger();
+
+  module.exports = slidewinder;
+
+}).call(this);
diff --git a/package.json b/package.json
index 9ad4aaf..a4e6429 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "winston": "^1.1.0"
   },
   "bin": {
-    "slidewinder": "bin/slidewinder.js"
+    "slidewinder": "bin/cmdline.js"
   },
   "devDependencies": {},
   "keywords": [
diff --git a/src/bin/slidewinder.coffee b/src/bin/slidewinder.coffee
new file mode 100644
index 0000000..f9669cf
--- /dev/null
+++ b/src/bin/slidewinder.coffee
@@ -0,0 +1,32 @@
+path = require 'path'
+program = require 'commander'
+slidewinder = require '../lib/slidewinder_lib.js'
+pjson = require '../package.json'
+
+# Functions for co-ercing command line arguments into suitable formats.
+list = (val) ->
+    val.split ','
+
+fwpath = (framework) ->
+    path.resolve(__dirname, "../extensions/frameworks", framework)
+
+program
+.version(pjson.version)
+.option('-s, --slides <slide list>',
+        'Comma-separated list of slides to use (no spaces)', list)
+.option('-c, --collection <path>',
+        'Path to slide collection')
+.option('-o, --output <path>',
+        'Path to save output (will create directory)')
+.option('-t, --title <title>', 'Title of the deck')
+.option('-a, --author <name>', 'Deck author')
+.option('-f, --framework <framework>',
+        'HTML and JS Framework or plugin to use for slideshow generation.',
+        fwpath)
+.parse process.argv
+
+unless process.argv.slice(2).length then program.help()
+
+program.framework ?= fwpath 'remark'
+
+slidewinder program
diff --git a/src/lib/log.coffee b/src/lib/log.coffee
new file mode 100644
index 0000000..4414b65
--- /dev/null
+++ b/src/lib/log.coffee
@@ -0,0 +1,44 @@
+winston = require 'winston'
+
+levels =
+    silly: 0
+    input: 1
+    verbose: 2
+    prompt: 3
+    debug: 4
+    data: 5
+    info: 6
+    help: 7
+    warn: 8
+    error: 9
+
+
+colours =
+    silly: 'magenta'
+    input: 'grey'
+    verbose: 'cyan'
+    prompt: 'grey'
+    debug: 'blue'
+    info: 'green'
+    data: 'grey'
+    help: 'cyan'
+    warn: 'yellow'
+    error: 'red'
+
+
+# Create a pretty logger
+logger = () ->
+    log = new (winston.Logger)({
+        transports: [new winston.transports.Console({
+            level: 'info'
+            levels: levels
+            colorize: true
+        })]
+        level: 'info'
+        levels: levels
+        colorize: true
+    })
+    winston.addColors colours
+    log
+
+module.exports = logger
diff --git a/src/lib/slidewinder_lib.coffee b/src/lib/slidewinder_lib.coffee
new file mode 100644
index 0000000..558ff32
--- /dev/null
+++ b/src/lib/slidewinder_lib.coffee
@@ -0,0 +1,102 @@
+# Slidewinder-Lib.
+fs = require 'fs'
+path = require 'path'
+fm = require 'front-matter'
+handlebars = require 'handlebars'
+_ = require 'lodash'
+mkdirp = require 'mkdirp'
+yaml = require 'js-yaml'
+logger = require './log.js'
+
+log_colours =
+  silly: 'magenta'
+  input: 'grey'
+  verbose: 'cyan'
+  prompt: 'grey'
+  debug: 'blue'
+  info: 'green'
+  data: 'grey'
+  help: 'cyan'
+  warn: 'yellow'
+  error: 'red'
+
+# Load a Markdown format slide collection
+loadCollection = (dirpath) ->
+  collection = {}
+  # Load each slide, parse the frontmatter, and collect.
+  fs.readdirSync(dirpath).forEach (file) ->
+      filepath = path.resolve(dirpath, file)
+      data = fs.readFileSync(filepath, 'utf8')
+      slide = fm data
+      name = slide.attributes.name
+      if collection[name]
+          log.error('Multiple slides have the name', name)
+      else
+          collection[name] = slide
+  slidenum = Object.keys(collection).length
+  log.info('Loaded', slidenum, 'markdown slide files from', dirpath)
+  collection
+
+pickSlides = (collection, selections) ->
+  picked = []
+  selections.forEach (selection) ->
+      slide = collection[selection]
+      if slide
+          picked.push slide
+      else
+          log.error('No slide found with name', name)
+  log.info('Picked', picked.length, 'slides from collection')
+  picked
+
+class PresentationFramework
+  constructor: (framework) ->
+    log.info('Looking for presentation framework module: ', framework)
+    frameworkPath = path.join(framework, 'template.html')
+    @template = fs.readFileSync(frameworkPath, 'utf8')
+    @renderer = handlebars.compile @template
+    @helpers = require path.join(framework, 'helpers.js')
+
+    @renderDeck = (renderContext) =>
+      Object.keys(@helpers).forEach (key) =>
+          handlebars.registerHelper(key, @helpers[key])
+      deck = @renderer(renderContext)
+      deck
+    this
+
+# Save a rendered slide deck
+saveDeck = (deck, data) ->
+    mkdirp data.output
+    # Write deck
+    deckPath = path.resolve(data.output, 'index.html')
+    fs.writeFileSync(deckPath, deck)
+    # Write slidewinder data
+    dataPath = path.resolve(data.output, 'deck.json')
+    dataOutput = JSON.stringify(data, null, 2)
+    fs.writeFileSync(dataPath, dataOutput)
+    msg = 'Deck (index.html) and Data (deck.json) saved to '
+    log.info(msg, data.output)
+
+# Function executes the main slidewinder flow.
+slidewinder = (sessionData) ->
+    # Load the slides, and select the ones desired.
+    allSlides = loadCollection sessionData.collection
+    sessionData.slideset = pickSlides(allSlides, sessionData.slides)
+    # Load the Plugin for the framework that will be used.
+    plugin = new PresentationFramework sessionData.framework
+
+    # Render and save...
+
+    # Explicitly lay out the context for the render process, rather than
+    # Feed the entire sessionData object in - feels safer.
+    renderContext =
+      deck:
+          title: sessionData.title
+          author: sessionData.author
+      slides: sessionData.slideset
+
+    deck = plugin.renderDeck renderContext
+    saveDeck(deck, sessionData)
+
+log = logger()
+
+module.exports = slidewinder