Transcriber is a tool for the transcription and annotation of speech signals for linguistic research. It supports multiple hierarchical layers of segmentation, named entity annotation, speaker lists, topic lists, and overlapping speakers. Two views of the sound pressure waveform at different resolutions may be viewed simultaneously. Various character encodings, including Unicode, are supported.

Annotations from Transcriber may be exported in XML

XML

Extensible Markup Language is a set of rules for encoding documents in machine-readable form. It is defined in the XML 1.0 Specification produced by the W3C, and several other related specifications, all gratis open standards....

. OASIS

Oasis

In geography, an oasis or cienega is an isolated area of vegetation in a desert, typically surrounding a spring or similar water source...

' Cover Pages publishes the open DTD

Document Type Definition

Document Type Definition is a set of markup declarations that define a document type for SGML-family markup languages...

 used by Transcriber.

Transcriber is written in Tcl/Tk with the Snack audio library

Snack audio library

The Snack Sound Toolkit is a cross-platform library written by Kåre Sjölander of the Swedish Royal Technical University with bindings for the scripting languages Tcl, Python, and Ruby...

 and is therefore available on most major platforms. It is distributed under the GNU General Public License

GNU General Public License

The GNU General Public License is the most widely used free software license, originally written by Richard Stallman for the GNU Project....

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