--- title: This Week in Rust 667 · This Week in Rust | daily.dev description: Weekly Rust community roundup covering Rust Foundation news, project and tooling updates (Wasmi 2.0, Rustdoc speedups, async FFI for Rust/C# interop),... canonical: https://daily.dev/posts/this-week-in-rust-667-this-week-in-rust-l53g3m3rn twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: This Week in Rust 667 · This Week in Rust | daily.dev og:description: Weekly Rust community roundup covering Rust Foundation news, project and tooling updates (Wasmi 2.0, Rustdoc speedups, async FFI for Rust/C# interop),... og:url: https://daily.dev/posts/this-week-in-rust-667-this-week-in-rust-l53g3m3rn og:image: https://api.daily.dev/og/posts/L53G3m3RN.png og:image:alt: This Week in Rust 667 · This Week in Rust og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # This Week in Rust 667 · This Week in Rust **[This Week in Rust](https://daily.dev/sources/twirust)** · 10 min read · 9 upvotes · 2 comments ## Summary Weekly Rust community roundup covering Rust Foundation news, project and tooling updates (Wasmi 2.0, Rustdoc speedups, async FFI for Rust/C# interop), community blog posts and videos, calls for testing and participation, Rust project PR highlights across compiler, library, Cargo, Rustdoc, Clippy and rust-analyzer, a compiler performance triage report, RFCs in final comment period, upcoming Rust events worldwide, job pointers, crate of the week (buf_read_splitter), and a quote of the week. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@pdfopsdev** · 0 upvotes > wasmi hitting 2.0 is bigger news for the edge crowd than it sounds, interpreter-only wasm runtimes matter a lot on platforms that block jit (cloudflare workers, some mobile embeds). curious if the perf gap to wasmtime closed at all in this release. ## Similar posts on daily.dev - [This Week in Rust 665 · This Week in Rust](https://daily.dev/posts/this-week-in-rust-665-this-week-in-rust-fa6a0xsjq) · This Week in Rust · 10 upvotes · 0 comments - [This Week in Rust 664 · This Week in Rust](https://daily.dev/posts/this-week-in-rust-664-this-week-in-rust-iytdc2tgr) · This Week in Rust · 3 upvotes · 0 comments - [This Week in Rust 642 · This Week in Rust](https://daily.dev/posts/this-week-in-rust-642-this-week-in-rust-ama2bgby9) · This Week in Rust · 2 upvotes · 0 comments --- Tags: [#open-source](https://daily.dev/tags/open-source), [#rust](https://daily.dev/tags/rust) [View this post on daily.dev](https://daily.dev/posts/this-week-in-rust-667-this-week-in-rust-l53g3m3rn) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"This Week in Rust 667 · This Week in Rust","url":"https://daily.dev/posts/this-week-in-rust-667-this-week-in-rust-l53g3m3rn","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/this-week-in-rust-667-this-week-in-rust-l53g3m3rn"},"datePublished":"2026-09-03T04:03:13.057Z","dateModified":"2026-09-03T04:17:27.296Z","description":"Weekly Rust community roundup covering Rust Foundation news, project and tooling updates (Wasmi 2.0, Rustdoc speedups, async FFI for Rust/C# interop),...","image":"https://media.daily.dev/image/upload/s--VDukGCjf--/f_auto/v1722860399/public/Placeholder%2002","thumbnailUrl":"https://media.daily.dev/image/upload/s--VDukGCjf--/f_auto/v1722860399/public/Placeholder%2002","isAccessibleForFree":true,"articleSection":"This Week in Rust","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"This Week in Rust","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/2e9ca963c9254cf88c4e91f492bba34b","url":"https://daily.dev/sources/twirust"},"commentCount":2,"discussionUrl":"https://daily.dev/posts/this-week-in-rust-667-this-week-in-rust-l53g3m3rn","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":9},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":2}],"keywords":"open-source,rust","timeRequired":"PT10M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"This Week in Rust","item":"https://daily.dev/sources/twirust"},{"@type":"ListItem","position":3,"name":"This Week in Rust 667 · This Week in Rust"}]} {"@context":"https://schema.org","@type":"WebPage","@id":"https://daily.dev/posts/this-week-in-rust-667-this-week-in-rust-l53g3m3rn","comment":[{"@type":"Comment","text":"wasmi hitting 2.0 is bigger news for the edge crowd than it sounds, interpreter-only wasm runtimes matter a lot on platforms that block jit (cloudflare workers, some mobile embeds). curious if the perf gap to wasmtime closed at all in this release.","datePublished":"2026-09-04T18:03:40.730Z","url":"https://daily.dev/posts/L53G3m3RN#c-qm7hZ7QSP","author":{"@type":"Person","name":"PDFops","url":"https://daily.dev/pdfopsdev","image":"https://media.daily.dev/image/upload/s---8isRBKc--/f_auto/v1782922291/avatars/avatar_orjMeK8QKaaVZwGq7ScPz?_a=BAMAMicg0"}}]} ```