HarmonyOS Developer Technology

Jun 15, 2026 · Mobile Development

Flutter-OH 3.35 & RNOH 0.82: Performance Gains & Architectural Shifts on HarmonyOS

The article details Flutter-OH 3.35 and RNOH 0.82 releases for HarmonyOS, covering preload rendering cutting first-frame latency 37.8%, LTPO dynamic frame rate reducing load ~20%, zero dirty-region rendering, DMA background release, BiSheng PGO, plus RNOH's parallelized pipeline, JSVM/Hermes V1 engines, Fabric-only architecture, and React 19.1.1 with DOM Node API.