Metamask is a browser extension, that allows you to have a wallet in you browser.
Dash (DASH) is a next-generation digital currency based on the Bitcoin software. Dash has solved many of the problems inherent in Bitcoin by speeding up transactions, offering enhanced financial privacy, and developing a decentralized governance and funding system.
Dogecoin is a decentralized, peer-to-peer digital currency that enables you to easily send money online. Think of it as "the internet currency." Dogecoin sets itself apart from other digital currencies with an amazing, vibrant community made up of friendly folks just like you.
BitShares provides a high-performance decentralized exchange, with all the features you would expect in a trading platform. It can handle the trading volume of the NASDAQ, while settling orders the second you submit them. With this kind of performance on a decentralized exchange, who needs risky centralized exchanges?
The Ledger Nano S, now has the ability to store Ether. It's cost is small 58 euros, or about $65 without shiupping.
The Nano S stores your Ether offline in a secure environment. To make a spending Ether transaction, the device signs your transactions and transmits it to your computer. With it's built in screen, you can verify all those transactions on the Nano S.
Even if your computer is hacked, your S’s screen will remain secure and verifies that the address and amount you’re sending are correct.
Mycelium wallet, uses a Hierarchical Deterministic 'master seed' to derive all future bitcoin addresses sequentially and need to be backed up once. It's open protocol allows secure authentication, which is much better compared to username password authentication.
Worldcoin is a second generation digital currency secured by cryptography. It shares many similarities with it's parent Bitcoin, with features added to make it business friendly. Worldcoin, will make it easy to buy a cup of coffee or bigger ticket items. Transaction confirmation time, is about 60 seconds, and it is easy to transfer money to family and friends with a few clicks. There will be only 265 million coins, so it's value will be kept because of controlled supply.
Factom is a distributed, decentralized protocol running on top of Bitcoin. That means nobody controls it, but that it is software that people all over the world run to make the protocol work.The Factom Blockchain is an open source project. It was build to secure data and systems. Often it is described as a publishing and auditing engine.
Feathercoin is a powerful open source digital currency with monetary properties linked to Bitcoin, Litecoin and myriad of countless alt coins. In it's core it's something very different. Comparing Feathercoin to Bitcoin and Litecoin, will show the reasons Feathercoin is different.Feathercoin is a highly upgraded and customised piece of software compared to the Bitcoin and Litecoin protocols.