How to get bitcoin Unconfirmed Transactions I want to built a platform for mining bitcoin.
So i want to know how to get all performed transactions for bitcoin and also all unconfirmed transaction like (blockchain.info).
You can use blockcypher api to check bitcoin address transaction. 

http://api.blockcypher.com/v1/btc/main/addrs/{{YOUR_ADDRESS}}

For ex : 
http://api.blockcypher.com/v1/btc/main/addrs/1DEP8i3QJCsomS4BSMY2RpU1upv62aGvhD