antdude https://blog.getpaint.net/2025/05/19/paint-net-5-1-8-is-now-available/ & https://blog.getpaint.net/2025/05/19/paint-net-5-1-8-is-now-available/ & https://forums.getpaint.net/topic/133570-paintnet-518-is-now-available/
antdude V5.1.9: https://blog.getpaint.net/2025/07/31/paint-net-5-1-9-is-now-available/ https://forums.getpaint.net/topic/133998-paintnet-519-is-now-available/ https://github.com/paintdotnet/release/releases/tag/v5.1.9 (portable files too)