Gulpfile: Kirby // woah, this is number 2 in google search. Please don't use this one, its really outdated.

gulpfile.js

'use strict';

var gulp = require('gulp'),
    $ = require('gulp-load-plugins')();

// Express Vars
var EXPRESS_PORT = 4000,
    EXPRESS_ROOT = __dirname + '/bin',
    LIVERELOAD_PORT = 35729;

// Start Express
function startExpress() {
    var express = require('express');
    var app = express();
    app.use(require('connect-livereload')());
    app.use(express.static(EXPRESS_ROOT));
    app.listen(EXPRESS_PORT);
}

// Start Livereload
var lr;
function startLivereload() {
    console.log('LiveReload Started at Port ' + LIVERELOAD_PORT);
    lr = require('tiny-lr')();
    lr.listen(LIVERELOAD_PORT);
}

function notifyLivereload(event) {
    gulp.src(event.path, {read: false})
          .pipe($.livereload(lr));
}


// Styles
gulp.task('styles', function () {
    return gulp.src('assets/styles/main.scss')
        .pipe($.sass({
          style: 'expanded',
          // sourceComments: 'map',
          includePaths: ['assets/styles'],
          errLogToConsole: true
        }))
        .pipe($.autoprefixer("last 1 version", "> 1%", "ie 8", "ie 7", { cascade: true }))
        .pipe(gulp.dest('assets/styles'))
        .pipe($.size());
});

// Scripts
gulp.task('scripts', function () {
    return gulp.src('assets/scripts/**/*.js')
        .pipe($.jshint('.jshintrc'))
        .pipe($.jshint.reporter('jshint-stylish'))
        .pipe($.size());
});

// Images
gulp.task('images', function () {
    return gulp.src('assets/images/**/*')
        .pipe($.cache($.imagemin({
            optimizationLevel: 3,
            progressive: true,
            interlaced: true
        })))
        .pipe(gulp.dest('assets/images'))
        .pipe($.size());
});

// Watch
gulp.task('watch', function () {
    startLivereload();
    // Watch for changes in `app` folder
        gulp.watch([
           'site/snippets/**/*.php',
           'site/templates/**/*.php',
           'assets/styles/**/*.css',
           'assets/scripts/**/*.js',
           'assets/images/**/*'
       ], notifyLivereload);

    // Watch .scss files
    gulp.watch('assets/styles/**/*.scss', ['styles']);

    // Watch .js files
    gulp.watch('assets/scripts/**/*.js', ['scripts']);

    // Watch image files
    gulp.watch('assets/images/**/*', ['images']);
});

// Build
gulp.task('build', ['styles', 'images']);

// Default task
gulp.task('default', function () {
    console.log('Start Building__')
    gulp.start('build');
});

package.json

{
  "name": "kirby-gulp",
  "version": "0.0.1",
  "description": "a gulpfile for kirby",
  "main": "gulpfile.js",
  "devDependencies": {
    "jshint-stylish": "^0.1.5",
    "tiny-lr": "0.0.5",
    "gulp-autoprefixer": "0.0.7",
    "gulp-sass": "^0.7.1",
    "gulp": "^3.6.0",
    "gulp-jshint": "^1.5.3",
    "express": "~3.4.8",
    "gulp-connect": "~0.3.0",
    "connect-livereload": "~0.3.2",
    "gulp-size": "^0.3.0",
    "gulp-imagemin": "^0.2.0",
    "gulp-load-plugins": "^0.5.0",
    "gulp-cache": "^0.1.3",
    "gulp-livereload": "^1.3.1"
  },
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "keywords": [
    "gulp",
    "kirby",
    "ssg",
    "staticsitegenerator",
    "scaffolding"
  ],
  "author": "Florenz Heldermann",
  "license": "ISC"
}