This will be an accounting application operated at least in the beginning from the command line. It will do basic account or book keeping. It will give you journal reports, accounts reports, ledger account reports and balance sheet reports, also maybe income statements reports. Journal and Chart of Accounts are kept in xml files.
Budse is a simple budgeting tool that implements bucket (or envelope) budgeting. Currently there is a Command Line Interface (CLI) with a Graphical User Interface in progress. The program includes extras such as transaction searching and reports.
iceB - free and opensource accounting software for Linux and Windows
IceB is personal and corporate financial accounting (bookkeeping) software that can manage multiple accounts, multiple bases, and multiple users. It manages third parties, expenditures, and receipts categories, and also budgetary lines, financial years, and other. Support multiplatform - Linux/Unix and MS Windows (include Windows7)