HyperTrack - Build logistics apps that feel like the future
PracticePanther - PracticePanther offers CRM, invoicing, time tracking and communication solutions for law firms.
ipstack - ipstack is a free, real-time IP address to location JSON API and database service supporting IPv4 and IPv6 lookup.
MyCase - Practice More, Manage Less.
LocationAPI - Instantly locate any device w/ WiFi, celltowers & IP address
Clio - Clio provides a full suite of web-based practice management tools targeted specifically at the administrative needs of sole practitioners and small firms.