r/lua 1d ago

News OneLuaPro Release 5.5.1.0 is available

Release notes and downloads here: Release v5.5.1.0 · OneLuaPro/OneLuaPro

Technical Baseline

Compiled for dynamic dispatch (automatic runtime detection for AVX2/AVX-512) using:

  • Visual Studio Build Tools 2022 17.14.39
  • Intel oneAPI Toolkit 2026.1.0.191
  • National Instruments NI-488.2 2026 Q3 and NI-DAQmx 2026 Q3

New Features

  • Added lyaml: This extension library enables Lua programs to process yaml files with both a high-level and a low-level API. This add-on closes feature request #4.
  • Upgraded to Lua 5.5.1: Lua v5.5.1 is the latest bugfix release of the Lua scripting language.

Core Module Updates (latest git/stable)

Various. See here for details.

Minimum Requirements

  • Intel: 2nd Gen Core (Sandy Bridge, 2011) or newer
  • AMD: Bulldozer-based (FX-series, 2011) or newer
  • OS: Windows 7 SP1, 10, or 11 (required for AVX state management)

Note: Older CPUs (e.g., Core 2 Duo, 1st Gen i7/i5) are not supported and will result in an "Illegal Instruction" error.

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