3 ms·Their product is open source: board design, firmware, and cloud software. The WiFi module is CC3000 from TI.by bravo22 12y agoTheir product is open source: board design, firmware, and cloud software. The WiFi module is CC3000 from TI.tricky 12y agomy next project is going to be in this area and you seem like a good person to know. get in touch with me if you want. email address in my profile.middleca 12y agoWe have a really awesome community that can help too! - https://community.spark.io/ https://community.spark.io/