File format overview (Lepton EDA Reference Manual 1.9.18)

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### 12.1 Overview

This file is the official documentation for the file formats in gEDA/gaf (gschem And Friends). The primary file format used in gEDA/gaf is the schematic/symbol format. Files which end with `.sch` or `.sym` are schematics or symbol files. Until there is another file type in gEDA/gaf, then this document will only cover the symbol/schematic file format.

This file format document is current as of gEDA/gaf version 20040111. This document covers file format version 1 and 2.

Note, this file format and any other file formats associated with gEDA are placed under the General Public License (GPL) version 2.0. The gEDA/gaf symbol and schematic file format is Copyright (C) 1998-2004 Ales Hvezda.