Tags → #wasm
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WASM-native proving for ZK SDKs: an SDK author's take
Why zera-sdk ships native Rust on Node and snarkjs in the browser — and what it would actually cost to ship a WASM-compiled Rust prover for the browser path. A design post about the dual-target build pipeline.
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Proving in the browser, by the numbers
What is actually feasible inside a browser tab in 2026 — Groth16 prover times for Poseidon, Range, and Merkle circuits, the WASM threading story, and where the main thread stops being a viable home for your prover.
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Five Commits to Get an OG Image Out of a Cloudflare Worker
A 24-minute slog where I got dynamic OG PNG generation to work on Cloudflare Pages Functions. The bug is WebAssembly. The fix is a build-time WASM import.
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Zera Janitor: Closing Solana Dust Accounts in Leptos WASM
A Solana program + Leptos 0.7 frontend that scans your wallet for empty SPL token accounts, batches up to 25 closes per transaction via CPI, and pays you back 95% of the rent. The fee path is the actual interesting part.