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Orion requires the Sodium cryptographic library (libsodium) to provide the encryption primitives.

Install libsodium


Install using Homebrew:

brew install libsodium


Download the latest stable version of libsodium.


make && make check
sudo make install


Perform the following steps:

  1. Download the latest stable MSVC build of libsodium.
  2. Extract the libsodium archive.
  3. Navigate to the current OS architecture (win32 or x64) directory.
  4. Navigate to the Release directory.
  5. Navigate to the relevant version directory (v120 for Windows 8.1, v140+ for Windows 10).
  6. Navigate to the dynamic directory.
  7. Copy the libsodium.dll file to a directory that is on the system path. For example, C:\Windows\System32\.

Other systems

See the libsodium installation docs.



Windows may require the Microsoft Visual C++ 2010 Redistributable Package to utilize LevelDB:

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