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Please visit:

Touch enabled minimalistic slider written in vanilla JavaScript.

license npm CDNJS jsDelivr Hits

build devDependencies js-standard-style

Join the chat at semantic-release Commitizen friendly


lory is released under the MIT license & supports modern environments. There is also a prebundled CDN version which you can use.


Install with yarn:

yarn add lory.js

Consume it as an ES2015 module:

import { lory } from 'lory.js';

document.addEventListener('DOMContentLoaded', () => {
    const slider = document.querySelector('.js_slider');

    lory(slider, {
        // options going here

Consume it as an commonJS module:

var lory = require('lory.js').lory;

document.addEventListener('DOMContentLoaded', function() {
    var slider = document.querySelector('.js_slider');

    lory(slider, {
        // options going here

Install with bower

bower install lory --save

Local development

// To install dev dependencies run:


// To start the development server run:

yarn run dev

// To lint your code run:

yarn run lint

// To make a full new build run:

yarn run build

Run tests

// To install dev dependencies run:

yarn install

// To start the karma tests locally run:

yarn run karma-local

Prerequisited markup

<div class="slider js_slider">
    <div class="frame js_frame">
        <ul class="slides js_slides">
            <li class="js_slide">1</li>
            <li class="js_slide">2</li>
            <li class="js_slide">3</li>
            <li class="js_slide">4</li>
            <li class="js_slide">5</li>
            <li class="js_slide">6</li>

Prerequisited css

 * (optional) define here the style definitions which should be applied on the slider container
 * e.g. width including further controls like arrows etc.
.slider {

.frame {
     * (optional) wrapper width, specifies width of the slider frame.
    width: 880px;

    position: relative;
    font-size: 0;
    line-height: 0;
    overflow: hidden;
    white-space: nowrap;

.slides {
    display: inline-block;

li {
    position: relative;
    display: inline-block;

     * (optional) if the content inside the slide element has a defined size.
    width: 880px;


<script src="js/lory.min.js"></script>
    'use strict';

    document.addEventListener('DOMContentLoaded', function() {
        var slider = document.querySelector('.js_slider');

        lory(slider, {
            // options going here

Integration as a jQuery Plugin

<script src="dist/jquery.lory.js"></script>
    'use strict';

    $(function() {
            infinite: 1

Integration of multiple sliders on one page

<script src="dist/lory.js"></script>
    'use strict';

    document.addEventListener('DOMContentLoaded', function() {'.js_slider')).forEach(function (element, index) {
            lory(element, {});

Public API

prev slides to the previous slide
next slides to the next slide
slideTo slides to the index given as an argument: (arguments: index {number})
returnIndex returns the index of the current slide element
setup Binds eventlisteners, merging default and user options, setup the slides based on DOM (called once during initialisation). Call setup if DOM or user options have changed or eventlisteners needs to be rebinded.
reset sets the slider back to the starting position and resets the current index (called on Resize event)
destroy destroys the lory instance by removing all lory specific event listeners


slidesToScroll slides scrolled at once default: 1
infinite like carousel, works with multiple slides. (do not combine with rewind) default: false (number of visible slides)
enableMouseEvents enabled mouse events default: false
rewind if slider reached the last slide, with next click the slider goes back to the startindex. (do not combine with infinite) default: false
rewindPrev if slider is on the first slide, with prev click the slider goes to the last slide. (do not combine with infinite) default: false
slideSpeed time in milliseconds for the animation of a valid slide attempt default: 300
rewindSpeed time in milliseconds for the animation of the rewind after the last slide default: 600
snapBackSpeed time for the snapBack of the slider if the slide attempt was not valid default: 200
ease cubic bezier easing functions: default: 'ease'
initialIndex the slide index to show when the slider is initialized default: 0
classNameFrame class name for slider frame default: 'js_frame'
classNameSlideContainer class name for slides container default: 'js_slides'
classNamePrevCtrl class name for slider previous control default: 'js_prev'
classNameNextCtrl class name for slider next control default: 'js_next'
classNameDisabledPrevCtrl class name for slider previous control then disabled default: 'disabled'
classNameDisabledNextCtrl class name for slider next control then disabled default: 'disabled'


before.lory.init fires before initialisation (first in setup function)
after.lory.init fires after initialisation (end of setup function)
before.lory.slide fires before slide change | arguments: currentSlide, nextSlide
after.lory.slide fires after slide change | arguments: currentSlide
before.lory.destroy fires before the slider instance gets destroyed
after.lory.destroy fires after the slider instance gets destroyed
on.lory.resize fires on every resize event
on.lory.touchstart fires on every slider touchstart event
on.lory.touchmove fires on every slider touchmove event
on.lory.touchend fires on every slider touchend event

Getting Help

Please, do not open issues for general support questions as we want to keep GitHub issues for bug reports and feature requests. You've got much better chances of getting your question answered on StackOverflow where maintainers are looking at questions tagged with loryJS.

StackOverflow is a much better place to ask questions since:

  • There are hundreds of people willing to help on StackOverflow
  • Questions and answers stay available for public viewing so your question / answer might help someone else
  • The StackOverflow voting system assures that the best answers are prominently visible.

To enforce this rule will be systematically closing all the issues that are requests for general support and redirecting people to StackOverflow.

Browser Support

  • Chrome

  • Safari

  • FireFox

  • Opera

  • Internet Explorer 10+

  • Internet Explorer 9 (graceful, without transitions + classlistp)


Copyright © 2015 Maximilian Heinz, contributors. Released under the MIT License