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Pro Simple integration
Segment.io's api is very easy to use, with very straightforward methods, like
Page. Everything else is handled for you.
Pro Most popular services supported
Segment.io has over 100 service integrations available with more being added at a steady rate.
Segment.io has API endpoints for mobile, browser, and server analytics, as well as a HTTP API so no matter what your analytic needs are, you can unify them all with a single service.
Pro Libraries in multiple languages
Official libraries exist in the following languages and platforms for server side tracking:
All their libraries are open source, so you can follow their lead if you need to port one to an unsupported language.
Pro Buffers your data playback for service integration downtime
All your historic data is stored in backup logs, and Segment.io will automatically replay your data for you to all your integrations during service interruptions like scheduled maintenance. With a business plan (requires inquiry), you can replay historic data to back fill events if you want to add a new integration, meaning your data is completely portable and can be taken with you from service to service.
Pro Raw data access
With a business level account (requires inquiry), you have access to all your raw logs that have ever been recorded.