Projects / Moneychanger


Moneychanger is a GUI built on top of Open Transactions, a financial crypto library. Moneychanger can be used to create pseudonyms, issue currencies, open accounts, withdraw and deposit cash (untraceable digital cash), write and deposit cheques, trade on markets, and much, much more.

Operating Systems

RSS Recent releases

  •  02 Jan 2014 13:11

Release Notes: The program was re-written in Qt/C++ and now builds on Windows, Mac, and Linux. It includes basic functionality: transaction history, send/request funds, untraceable cash, invoices, pseudonyms, Ricardian contracts, and end-to-end encrypted messaging.

  •  08 Mar 2013 00:22

Release Notes: This version of Moneychanger goes with Open-Transactions v0.88.j. (There was a small API change for 'opentxs sendcash').

  •  05 Dec 2012 23:19

Release Notes: Moneychanger was updated to match recent updates to Open-Transactions. Make sure you have OT version 0.87.e (at least) in order to use this version of Moneychanger.

  •  02 Jul 2012 23:12

Release Notes: This release works with the newest version of Open Transactions. It benefits from various recent optimizations to the app messaging protocol. (The SWIG/API wrappers have been regenerated.)

  •  23 Apr 2012 21:20

Release Notes: The high-level Java API (which wraps the lower-level C++ API) was rewritten to go along with big updates to the application protocol for OT version 0.80c.


Project Spotlight


A replacement of GNU Stow written in C++.


Project Spotlight

GNU Ocrad

The GNU OCR program.