--- title: Trypema (rust rate-limiter) v2.0.0 released | daily.dev description: Trypema v2.0.0, a Rust rate-limiter library, has been released. What started as a small fix for safely restoring rate-limit data after Redis outages grew into... canonical: https://daily.dev/posts/trypema-rust-rate-limiter-v2-0-0-released-w49odwe9f twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Trypema (rust rate-limiter) v2.0.0 released | daily.dev og:description: Trypema v2.0.0, a Rust rate-limiter library, has been released. What started as a small fix for safely restoring rate-limit data after Redis outages grew into... og:url: https://daily.dev/posts/trypema-rust-rate-limiter-v2-0-0-released-w49odwe9f og:image: https://api.daily.dev/og/posts/w49ODWe9f.png og:image:alt: Trypema (rust rate-limiter) v2.0.0 released 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. # Trypema (rust rate-limiter) v2.0.0 released **[David Oyinbo](https://daily.dev/sources/ewk6ltgsv5n5i722bofig)** · [@davidoyinbo](https://daily.dev/davidoyinbo) · 1 min read · 26 upvotes · 2 comments ## Summary Trypema v2.0.0, a Rust rate-limiter library, has been released. What started as a small fix for safely restoring rate-limit data after Redis outages grew into a larger refactor introducing conditional updates and a cleaner API. ## Content A small fix for safely restoring rate-limit data after Redis outages evolved into conditional updates, a cleaner API, and ultimately Trypema v2. [https://davidoyinbo.com/engineering-logs](https://davidoyinbo.com/engineering-logs) ## Community discussion Top comments from developers on daily.dev. **@trevorsuna** · 3 upvotes > Redis recovery is where rate limiters can get sneaky. Conditional restores sound like the right fix—you want recovered state to help, not overwrite newer counters that arrived while Redis was coming back. ## Similar posts on daily.dev - [Python Rate Limiting: The Limiter That Caused Our Outage](https://daily.dev/posts/python-rate-limiting-the-limiter-that-caused-our-outage-2y3xnfeyu) · SitePoint · 0 upvotes · 0 comments - [Rustls 0.23.46 Released With Four Security Fixes](https://daily.dev/posts/rustls-0-23-46-released-with-four-security-fixes-gt4kylg3p) · Phoronix · 0 upvotes · 0 comments - [28 Million Decisions Per Second. Zero Allocations. One Rate Limiter.](https://daily.dev/posts/28-million-decisions-per-second-zero-allocations-one-rate-limiter--a6kmxkmhy) · Medium · 0 upvotes · 0 comments --- Tags: [#rust](https://daily.dev/tags/rust), [#redis](https://daily.dev/tags/redis) [View this post on daily.dev](https://daily.dev/posts/trypema-rust-rate-limiter-v2-0-0-released-w49odwe9f) ```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":"DiscussionForumPosting","mainEntityOfPage":"https://daily.dev/posts/trypema-rust-rate-limiter-v2-0-0-released-w49odwe9f","headline":"Trypema (rust rate-limiter) v2.0.0 released","text":"Trypema v2.0.0, a Rust rate-limiter library, has been released. 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