discoDSP releases HighLife Sampler 2.3, and OB-Xd 3.8, Discovery Pro 8.6 synths

discoDSP has announced three major updates to their product lineup. HighLife 2.3 brings significant engine improvements, OB-Xd 3.8 enhances user experience with UI refinements, and Discovery Pro 8.6 delivers powerful performance optimizations.

HighLife 2.3:

Sound & Engine ImprovementsReplaced Hermite with B-Spline interpolation for superior sound quality.
Optimized SINC engine using SIMD acceleration (SSE2/NEON).
Added 2x engine oversampling to reduce aliasing and improve transients.
Implemented parallel processing for Sinc-512 voice interpolation.
Fixed memory protection issues when loading large sample libraries.

SFZ EnhancementsFull support for SFZ ADSR envelope parameters.
Fixed group ID handling and improved parameter inheritance.
Expanded compatibility with special characters, case-insensitive file search, and more.
Improved sample path resolution for files in subfolders.

UI & Sample EditorAdded Loop > Find Loop Points auto-detection.
Enhanced wave editor design and behavior.
Added Cue > Add Cues from Beats and Zone Sync popup options.
Fixed sample window drag/select behavior.

OB-Xd 3.8:

UI & Usability ImprovementsAdded numbers to program names for easier navigation.
Fixed popup menu and dropdown font display issues.
Fixed preset bar and menu sizes for better visibility.
Enhanced support for pre-3.4 presets.

System ImprovementsFixed bank loading on initialization.
Implemented robust handling for missing banks.
Changed default bank for better out-of-box experience.

Platform-Specific UpdatesUpdated AAX SDK.
Fixed Open Manual functionality on Windows and Linux.
Fixed Check for Updates feature.

Discovery Pro 8.6:

Memory OptimizationsMoved large wavetable arrays from stack to heap using std:unique_ptr.
Added wavetable 64-byte alignment for optimal cache line usage.
Implemented prefetching for better cache performance.

Performance ImprovementsReplaced bubble sort with std:sort for faster MIDI event processing.
Optimized wavetable linear interpolation formula.
Added branchless operation for oscillator shape functions.
Implemented function branchless lookup using bit manipulation.

Bug FixesFixed wavetable file loading and regeneration.
Corrected MIDI pitch wheel handling to properly process 14-bit values.

All three updates are free for existing customers and available now in AAX, AU, VST2, VST3, and standalone formats for Windows, macOS, and Linux. Visit their product pages for HighLife, OB-Xd, and Discovery Pro for download information and complete documentation.