Bitcoin Software

Contribute to Open Source, donate bitcoins to open source projects or make commits and get tips for it.

ShapeShift.io is an instant exchange for cryptocurrencies. Buy or sell Bitcoin, Litecoin and other coins easily without an account. API available.

Allows to certify a document ( of any format ? ), it gives a fingerprint relative to the date of the certification and it is stored in an online "Bitcoin blockchain". It can also verify the integrity of a document.

A decentralized application (dapp) platform which allows JavaScript developers to deploy dapps.

Every dapp runs on its own fully customizable sidechain and the developer has full control over the dapp features.

BitcoinJS is a clean, readable, proven library for Bitcoin JavaScript development on Node.js and web browsers.

Komodo is a privacy based blockchain platform to build custom blockchains, transact privately, launch dICOs, and secure existing blockchain projects with dPoW.

Join over 150 customers from 35 countries that have leveraged AlphaPoint's white-label software to launch and operate digital asset markets.

Provide reliable and easy to use service for companies and individuals to exchange bitcoins.

Netki's Wallet Name Service translates easy to remember names like 'myname.wallet.bit' into Bitcoin (and other digital currency) wallet addresses.

Your Komodo wallet is what you use to send, receive, and store your KMD.

It displays transactions which include addresses that have human readable characters in them. In addition, the service offers a functionality to encode arbitrary text as Bitcoin addresses.