Orca Open-Source Screen Reader Implements Speech Support for MathML Content

Orca 3.17.4 is a feature release that implements speech support for MathML content in web browsers powered by the Gecko engine, adds a handling for the ROLE_HEADER variable, and adds support for notifications in the status bar. There’s also fixes for multiple regressions that have been introduced by the new “web” script in the previous milestone of the software, Orca 3.17.3.