Greg Jopa

music.js. music theory library for javascript

HTML5-Guitar-Tab-Player. A music player plug-in for Vexflow

express-app-testing-demo. a simple express app for demonstrating testing and code coverage

d3-server-side-demo. Render d3 visualizations server-side

HTML5-Cloud-Composer. a sheet music editor developed with Vexflow and jQuery Mobile

eg-cms. a simple cms built with ember.js and backed by a google spreadsheet

piano-flash-cards. Music note flash cards for learning piano

audiolib-tracker.js. audiolib-tracker.js is a realtime audio tracker that plays music defined in a simple json format

ember-power-select-form. Addon for embedding a form into a multi-select component

step-sequencer. a simple step sequencer designed to use native nodes in the Web Audio API

bundling-server-example. Example web server that uses esbuild to create bundles on the fly

paypal-button-full-page-redirect-example. HTML-Only PayPal Button integration with the v2 Orders API

gregjopa.github.io. Personal blog, mostly about web development

webdriver-io-boilerplate. Webdriver.io boilerplate using Mocha and TypeScript

chord-charts.

dotfiles. config files for zsh and git

lit-element-example. lit element playround

grabthar. Hot install and activation of npm modules

paypal-sdk-release. Unified SDK wrapper module for tests, shared build config, and deploy

paypal-messaging-components. PayPal JavaScript SDK - messaging components

react-error-boundary. Simple reusable React error boundary component

PayPal-JavaScript-FullStack-Standard-Checkout-Sample. Fullstack application using PayPal SDK for the frontend and NodeJS for the backend.

Massively. A free, open source theme for Ghost

ember-reporting-dashboard. Example reporting app built with Ember that uses GitHub's public API

github-actions-frontend-starter. Examples of Github Actions for frontend apps

phoenix_inline_svg_example. Example phoenix project using phoenix_inline_svg

ember-reporting-example. Example ember app using highcharts and github's stats api

d3-chart-templates. Reusable chart templates built with d3.js

dynamic-script-loading-demo. Test out how the async and defer attributes work when doing dynamic script loading