Streaks - The to-do list that helps you form good habits.
APIsList - The APIsList is the directory for all the public APIs compiled from different open sources and enhanced its data with the APIsList parsing engine.
Taskful - Deadlines, meet your match.
botwick - Build your own SMS-based text bot
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Dialogflow - Conversational UX Platform. (ex API.ai)