A bot implemented as a Github App which analyzes the interactions a user has had elsewhere on Github and uses sentiment analysis to figure out how toxic the user is likely to be in their interactions with your project.
A service that lets you look up the bitting codes for just about every lock manufacturer. Gives you the engineering diagrams and precise measurements for bitting to millimeters. Offers mobile apps where you can photograph keys and it'll decode them for you.
Simply Noise is an online white, pink, and brown noise generator. Good for sleep, deadening noise, concentration, and stress. There are also apps in the iProduct and Android stores that do the same thing (both $0.99us).
Pushover is a pushnotification site that just gives you an API to work with and a near-universal app that runs on Android or iOS. Add realtime notification to whatever you want with nearly no work. The app's free for a week; after that you have to pay $5us for a perpetual license. You also get 7500 notifications per month per integration.
The github page for a small iOS app that lets you build complete apps using only JSON. It's one part API, one part marking up HTML as JSON with some programming logic in between. Uses the native Apple iOS function calls so there's no janky extra toolkit to install that Apple won't let you use anyway. JSON documents can be loaded from theoretically anywhere (even a pad or Pastebin), just add the URL to your JSON document to the Jasonette app and you're golden.
emcomm system designed for emergency situation use when the communications grid is offline. Dedicated hardware base stations and on-board webapps. Registered users can get access to the data, others cannot. encryption Smartphone app for accessing the services. Supposedly the app is p2p as well. GWOB and Frank Sandborn are involved in the project; good.
DocNow responds to the public's use of socialmedia for chronicling historically significant events as well as demand from scholars, students, and archivists, among others, seeking a user-friendly means of collecting and preserving this type of digital content. app twitter
An openstreetmap app for android which keeps tabs on your GPS coordinates and shares your location in an anonymous fashion with a random Target ID and tracking code. Can share with chosen people or the public at large. Can transmit and receive data via SMS.
A personal webapp for tracking your own location. Lets you set up a private location diary or a realtime tracker to share with people you give access to. A phone app for iOS and android is the user front-end. The app can publish GPS coordinates and your phone's status to an arbitrary HTTP API endpoint or MQTT broker if you tell it to. Your location gets plotted on a map. The back-end is called Recorder and is found on github: https://github.com/owntracks/recorder