2.1 (December 2018)

New features:

New/Changed commands for the command-line app

about
add
commit
export-dot
export-svg
export-png
export-xml

Bugfixes:

The first markup is now always the root markup for the default layer, even if new layers are defined on that markup.
This means that this first markup tag must correspond with the last closing markup tag, and suspending/resuming of this markup is not allowed.

Still to realize:

Whitespace: "In TAGML Whitespace is insignificant unless specified otherwise"
Data typing (RichText)
Comments: store and export
Namespaces: export
Linking elements

2.0 (July 2018)

TAGML Syntax elements realized in this release:

Encoding text: escaping
Adding markup
Adding annotations
Milestones
Comments (parsing only)
Namespaces (parsing only)
Data typing (String, Number, Boolean, List, Nested annotation)
Encoding non-linearity
Overlapping and self-overlapping markup
Discontinuity