--- title: Patch package OTP 29.0-rc1 Released | daily.dev description: Erlang/OTP 29.0-rc1 introduces native records as a new data type (EEP-79), multi-valued comprehensions, and a new is_integer/3 guard BIF for range checking.... canonical: https://daily.dev/posts/patch-package-otp-29-0-rc1-released-no3hd6dzc twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Patch package OTP 29.0-rc1 Released | daily.dev og:description: Erlang/OTP 29.0-rc1 introduces native records as a new data type (EEP-79), multi-valued comprehensions, and a new is_integer/3 guard BIF for range checking.... og:url: https://daily.dev/posts/patch-package-otp-29-0-rc1-released-no3hd6dzc og:image: https://api.daily.dev/og/posts/No3Hd6dzc.png og:image:alt: Patch package OTP 29.0-rc1 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. # Patch package OTP 29.0-rc1 Released **[Erlang Forums](https://daily.dev/sources/erlangforums)** · 4 min read · 0 upvotes · 0 comments ## Summary Erlang/OTP 29.0-rc1 introduces native records as a new data type (EEP-79), multi-valued comprehensions, and a new is_integer/3 guard BIF for range checking. The compiler now generates better code for binary operations and map comprehensions, while adding several new warnings for deprecated patterns like the catch operator and obsolete boolean operators. SSH now defaults to quantum-resistant mlkem768x25519-sha256 key exchange. Breaking changes include removing 32-bit Windows builds and moving the current directory to the end of the default code path. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Patch package OTP 29.0-rc2 Released](https://daily.dev/posts/patch-package-otp-29-0-rc2-released-43r5cevzp) · Erlang Forums · 0 upvotes · 0 comments --- Tags: [#authentication](https://daily.dev/tags/authentication), [#compiler](https://daily.dev/tags/compiler), [#erlang](https://daily.dev/tags/erlang), [#quantum-computing](https://daily.dev/tags/quantum-computing) [View this post on daily.dev](https://daily.dev/posts/patch-package-otp-29-0-rc1-released-no3hd6dzc) ```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":"Patch package OTP 29.0-rc1 Released","url":"https://daily.dev/posts/patch-package-otp-29-0-rc1-released-no3hd6dzc","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/patch-package-otp-29-0-rc1-released-no3hd6dzc"},"datePublished":"2026-02-11T14:57:05.068Z","dateModified":"2026-03-15T03:27:15.810Z","description":"Erlang/OTP 29.0-rc1 introduces native records as a new data type (EEP-79), multi-valued comprehensions, and a new is_integer/3 guard BIF for range checking....","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/30a15dbf39929078ecd91ef0f412a153?_a=AQAEunF","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/30a15dbf39929078ecd91ef0f412a153?_a=AQAEunF","isAccessibleForFree":true,"articleSection":"Erlang Forums","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":"Erlang Forums","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/b352c25bf0ad4af3b186d4cdf1c4f17c","url":"https://daily.dev/sources/erlangforums"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/patch-package-otp-29-0-rc1-released-no3hd6dzc","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"authentication,compiler,erlang,quantum-computing","timeRequired":"PT4M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Erlang Forums","item":"https://daily.dev/sources/erlangforums"},{"@type":"ListItem","position":3,"name":"Patch package OTP 29.0-rc1 Released"}]} ```