I ♥ to Make! ... My Spark Core Projects: (1) SparkAPI for Node.js (2) Spark Core - Web App (3) Hand Built Spark Cores (4) Simple Spark Core Controller (5) Remote Spark Web App (6) Remote RTTTL (7) Spark NeoPixel Library (8) Lot's of examples! (9) Fritzing for Spark Core (10) LiquidCrystal SPI Library (11) Spark DotStar Library