||The topic of this article may not meet Wikipedia's notability guidelines for products and services. (October 2011)|
|Original author(s)||John Wiegley|
|Stable release||2.6.3 / June 19, 2010|
|Operating system||Any Unix-like, Mac OS, Windows|
|Type||double entry accounting system|
Ledger is a command-line based double entry accounting software. Accounting data is stored in a plaintext file, using a simple format, which the users prepare themselves using other tools. Ledger does not write or modify data, it only parses the input data and produces reports.