Runway Ruby adds alpha-channel support
Runway says Ruby can convert footage to HDR in a single step while keeping the alpha channel fully intact.
TLDR
Runway announced alpha-channel support for Ruby, saying it lets users preserve the alpha channel fully during a one-step HDR conversion. A September 18, 2026, release roundup also lists the update alongside Dev MCP, Solaris, GWM Worlds 2 and plugins for Adobe among Runway releases from the preceding 18 days.
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