Tags → #rust
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The MCP server inside zera-sdk
Most SDKs ship as a library. zera-sdk also ships as a Model Context Protocol server. Here is why an AI agent should be able to call shielded-pool primitives directly, and how we keep that interface from becoming a footgun.
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Pedersen commitments, in production
ZERA marketing says "Pedersen Commitments" on the cryptography page. The SDK ships Poseidon. Both are right — and the gap between them is the whole story of what shipping ZK in 2026 actually looks like.
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Zera Wallet v3: ZK Proofs in a Tauri Webview
A Tauri 2 desktop wallet that proves Groth16 in the browser, persists encrypted notes locally, talks NFC to physical bearer cards, and never lets the private key out of Rust.
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Building the Zera SDK: Day One
Sixteen commits in fourteen minutes. The first day of the @zera-labs/sdk monorepo — Rust core via neon-rs, TypeScript scaffolding, Poseidon, Merkle trees, ZK provers, and an MCP server for AI agents.
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Cruiser: A Tauri Hookup App on iroh, Geohash-Bucketed Presence, and Why P2P Dating Is Actually Fine
A Tauri 2 + React + iroh-gossip dating app where peers find each other by geohash, broadcast presence on a topic-per-bucket, and DM each other with consent signals — all without a central server. The architecture is the product.
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ZeraSwap: An AMM for Compressed Tokens
Initial commit of the first compressed-token AMM on Solana — Anchor program, x*y=k math, SOL/cToken pairs, and the cyberpunk launchpad UI that grew up around it.
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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.
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Listening to the Bluesky Firehose for Accidental Haikus
A Rust firehose listener that decodes ATProto CAR frames live, runs whatlang + syllarust on every English post, and saves the ones that scan as 5-7-5 haikus to disk. There were a lot of haikus.
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Rusty Pipes Exploit
Using Rust to inject malicious code into npm packages. And hijack your entire node runtime.
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process-thing: An LSB Watermarker for upload-thing, Written in Rust via Neon
A Rust npm package that embeds invisible watermarks in the least significant bit of every red channel pixel. Built for upload-thing image preprocessing. Cross-compiled for 7 platforms. The README is one paragraph.