Hi BitcoinTalk, let me introduce you ClankApp, a crypto whales tracker across 24 blockchains, and of course, we support bitcoin

You can find features like:

• Top 100 biggest transactions ever: https://clankapp.com/bitcoin/top100
• Most rich addresses: https://clankapp.com/bitcoin/richlist
• Exchanges analytics (observe the movement of exchanges): https://clankapp.com/exchanges
• Free api: https://clankapp.com/api

Then we have a twitter: https://twitter.com/ClankApp and telegram https://twitter.com/ClankApp bot.

Do not hesitate to give us your feedbacks, to use our API for your research and to follow our bots.

Regards,
ClankApp team.