Ultra-fast speculative prefetching & Speculation Rules engine for the modern web. Preloads pages before clicks using cursor trajectory, history navigation, and zero-JS browser rules. Zero dependencies.
javascript performance typescript spa web-performance prerender devtools markov-chain vanilla-js prefetch page-speed lcp predictive-prefetching zero-dependencies instant-page core-web-vitals latency-reduction speculation-rules cursor-trajectory
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Updated
Sep 23, 2026 - JavaScript