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 Plain Text Accounting
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 <h3 id="accounting">accounting</h3>
 <p><strong><a href="https://en.wikipedia.org/wiki/Accounting">accounting</a></strong> is tracking the flow of valuable commodities, such as money or time. It clarifies activity, priorities, obligations, opportunities. It can <strong><a href="http://podcastle.org/2009/10/09/pc-miniature-38-accounting-for-dragons">reduce stress</a></strong> and even be enjoyable.</p>
 <p><strong><a href="https://en.wikipedia.org/wiki/Double-entry_bookkeeping_system">double-entry bookkeeping</a></strong> is a process for doing this reliably. For every movement of value (a <strong><a href="https://en.wikipedia.org/wiki/Financial_transaction">transaction</a></strong>), both the source and destination are recorded. Simple arithmetic invariants help prevent errors.</p>
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 <p>Ledger-likes are, at least in part, <strong><a href="http://ledger-cli.org/3.0/doc/ledger3.html#Basic-Usage">command-line</a> <a href="http://hledger.org/manual.html#usage">tools</a></strong>. This makes them efficient to use and very <strong><a href="#related-tools">scriptable</a></strong> and flexible.</p>
 <p>Ledger-likes also, at their core, tend towards <strong><a href="https://en.wikipedia.org/wiki/Function_(mathematics)">functional operation</a></strong>: they read the input data without changing it, and output a report. This simple model makes them easy to understand and rely on.</p>
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 <p><strong>is there no graphical user interface ? Must I use the command line ?</strong><br />
 Not entirely! Just a bit. Decreasingly. <strong><a href="#ui-console">GUIs</a></strong> are appearing.</p>
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 <h1 style="text-align:center; margin-bottom:5%;">Plain Text Accounting</h1>
 
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 ### accounting
 
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 This simple model makes them easy to understand and rely on.
 
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 ### questions ?