KeePass  2.49
About: KeePass Password Safe is a light-weight and easy-to-use password manager (Professional Edition; requires Microsoft .NET Framework ≥ 2.0 or Mono ≥ 2.2; source code).
  Fossies Dox: KeePass-2.49-Source.zip  ("unofficial" and yet experimental doxygen-generated source code documentation)  

... offered by Fossies.