CoinKite
As of now, they only offer a USB storage hardware bitcoin wallet.
Primary Platform
Hardware
Built-in Exchange
No
Security
Email required, Multisig, 2FA
Data Storage
Offline, Cold storage
Platform
All Desktop, All Web
Open Source
Yes
Online Availability
None
Offline Availability
Hardware wallet
Supported Coins
CoinKite alternatives
Bitcoin Core Client
The original, open-source BTC node software written in C++, contains the entire BTC blockchain.
SingularDTV Light Wallet
Hopes to one day be a "decentralized Netflix on Ethereum," but currently only acts an ETH wallet.
Litecoin Core
The original, open-source LTC node software (fork of bitcoin), contain entire LTC blockchain.
Gatehub
Multi-coin wallet that specializes in transactions with EUR, Ripple and Ethereum (including Augur).