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+While [Java I2P](https://geti2p.net) is being original client for I2P network, i2pd has some big differences:
+
+* Java I2P has built-in applications for torrents, e-mail and so on. i2pd is just a router.
+* i2pd does not require Java. It's written in C++.
+* i2pd consumes less memory and CPU.
+* i2pd has some major optimizations for faster cryptography.
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