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Realm (formerly tight.db) is a mobile database that enables its users to develop applications faster, develop applications that are fast, and craft amazing user experiences. Realm is a replacement for SQLite & Core Data. It can save users thousands of lines of code & weeks of work, and lets them craft amazing new user experiences. It is a Y Combinator company, headquartered in San Francisco.

Segment is one place to collect customer data and send it to your tools for analytics, marketing automation, and raw data access with SQL. Implement all of your event tracking with Segment’s single API instead of wrangling a new API for every new tool or database. Segment's integrations let you send your data to hundreds of tools and databases.