{"id":259343,"date":"2026-08-03T13:00:18","date_gmt":"2026-08-03T13:00:18","guid":{"rendered":"https:\/\/ushopwell.com\/ublog\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\/"},"modified":"2026-08-03T13:00:18","modified_gmt":"2026-08-03T13:00:18","slug":"creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy","status":"publish","type":"post","link":"https:\/\/ushopwell.com\/ublog\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\/","title":{"rendered":"Creator of Lua: What People Get Wrong About Scripting Languages | Roberto Ierusalimschy"},"content":{"rendered":"<div class=\"youtubomatic-video-container\"><iframe loading=\"lazy\" width=\"580\" height=\"380\" src=\"https:\/\/www.youtube.com\/embed\/jCZnFKk6M9A?autoplay=1&#038;controls=1&#038;hl=en\" frameborder=\"0\" allowfullscreen><\/iframe><\/div>\n<p>Roberto Ierusalimschy is the creator of the Lua programming language. I interviewed him about Lua&#8217;s unique strengths, programming language design and predictions for how AI will impact programming languages.<\/p>\n<p>\u2022 My ergonomic keyboard project I mentioned, you can follow along here: <a href=\"https:\/\/read.compose.llc\/\" target=\"_blank\">https:\/\/read.compose.llc\/<\/a><br \/>\n\u2022 The Kickstarter page for it: <a href=\"https:\/\/www.kickstarter.com\/projects\/ryanlpeterman\/compose-simple-ergonomics-beautifully-done\" target=\"_blank\">https:\/\/www.kickstarter.com\/projects\/ryanlpeterman\/compose-simple-ergonomics-beautifully-done<\/a><\/p>\n<p>\ud835\udde3\ud835\uddfc\ud835\uddf1\ud835\uddf0\ud835\uddee\ud835\ude00\ud835\ude01 \ud835\uddf9\ud835\uddf6\ud835\uddfb\ud835\uddf8\ud835\ude00:<\/p>\n<p>\u2022 Spotify: <a href=\"https:\/\/open.spotify.com\/episode\/3SWEjGkoNCdgSEvOA1sU1A?si=8VrcgJWHQkm8suGWO-Ud8Q\" target=\"_blank\">https:\/\/open.spotify.com\/episode\/3SWEjGkoNCdgSEvOA1sU1A?si=8VrcgJWHQkm8suGWO-Ud8Q<\/a><br \/>\n\u2022 Apple: <a href=\"https:\/\/podcasts.apple.com\/us\/podcast\/the-peterman-pod\/id1777363835\" target=\"_blank\">https:\/\/podcasts.apple.com\/us\/podcast\/the-peterman-pod\/id1777363835<\/a><br \/>\n\u2022 Transcript: <a href=\"https:\/\/www.developing.dev\/p\/creator-of-lua-scripting-programming\" target=\"_blank\">https:\/\/www.developing.dev\/p\/creator-of-lua-scripting-programming<\/a><\/p>\n<p>\ud835\udde7\ud835\uddf5\ud835\uddee\ud835\uddfb\ud835\uddf8 \ud835\ude06\ud835\uddfc\ud835\ude02 \ud835\ude01\ud835\uddfc \ud835\ude01\ud835\uddf5\ud835\uddf6\ud835\ude00 \ud835\uddf2\ud835\uddfd\ud835\uddf6\ud835\ude00\ud835\uddfc\ud835\uddf1\ud835\uddf2&#8217;\ud835\ude00 \ud835\ude00\ud835\uddfd\ud835\uddfc\ud835\uddfb\ud835\ude00\ud835\uddfc\ud835\uddff \ud835\uddf3\ud835\uddfc\ud835\uddff \ud835\ude00\ud835\ude02\ud835\uddfd\ud835\uddfd\ud835\uddfc\ud835\uddff\ud835\ude01\ud835\uddf6\ud835\uddfb\ud835\uddf4 \ud835\uddfa\ud835\ude06 \ud835\ude04\ud835\uddfc\ud835\uddff\ud835\uddf8:<\/p>\n<p>\u2022 WorkOS: makes your app Enterprise Ready with easy to use APIs to add SSO, SCIM, RBAC, and more in just a few lines of code, check them out at <a href=\"https:\/\/workos.com\/\" target=\"_blank\">https:\/\/workos.com\/<\/a><\/p>\n<p>\ud835\udde7\ud835\uddf6\ud835\uddfa\ud835\uddf2\ud835\ude00\ud835\ude01\ud835\uddee\ud835\uddfa\ud835\uddfd\ud835\ude00:<\/p>\n<p>00: 00 Intro<br \/>\n00: 43 What sets Lua apart<br \/>\n08: 35 Comparing Lua with Python<br \/>\n13: 04 Top book recommendation on language design<br \/>\n14: 20 How JIT works and why it is hard<br \/>\n23: 21 Compiling Python and interpreting C<br \/>\n30: 31 How cross language calls work<br \/>\n36: 58 Lua unique design decisions<br \/>\n51: 17 Predictions for AIs impact on languages<br \/>\n01: 00: 10 Top 3 languages to learn to become a better engineer<br \/>\n01: 03: 21 Advice for his younger self<br \/>\n01: 04: 19 Outro<\/p>\n<p>\ud835\uddea\ud835\uddf5\ud835\uddf2\ud835\uddff\ud835\uddf2 \ud835\ude01\ud835\uddfc \ud835\uddf3\ud835\uddf6\ud835\uddfb\ud835\uddf1 \ud835\udde5\ud835\uddfc\ud835\uddef\ud835\uddf2\ud835\uddff\ud835\ude01\ud835\uddfc:<\/p>\n<p>\u2022 Website: <a href=\"https:\/\/www.inf.puc-rio.br\/~\" target=\"_blank\">https:\/\/www.inf.puc-rio.br\/~<\/a>roberto\/<br \/>\n\u2022 Wikipedia: <a href=\"https:\/\/en.wikipedia.org\/wiki\/Roberto_Ierusalimschy\" target=\"_blank\">https:\/\/en.wikipedia.org\/wiki\/Roberto_Ierusalimschy<\/a><\/p>\n<p>\ud835\uddea\ud835\uddf5\ud835\uddf2\ud835\uddff\ud835\uddf2 \ud835\ude01\ud835\uddfc \ud835\uddf3\ud835\uddf6\ud835\uddfb\ud835\uddf1 \ud835\udde5\ud835\ude06\ud835\uddee\ud835\uddfb:<\/p>\n<p>\u2022 Newsletter: <a href=\"https:\/\/www.developing.dev\/\" target=\"_blank\">https:\/\/www.developing.dev\/<\/a><br \/>\n\u2022 X\/Twitter: <a href=\"https:\/\/x.com\/ryanlpeterman\" target=\"_blank\">https:\/\/x.com\/ryanlpeterman<\/a><br \/>\n\u2022 LinkedIn: <a href=\"https:\/\/www.linkedin.com\/in\/ryanlpeterman\/\" target=\"_blank\">https:\/\/www.linkedin.com\/in\/ryanlpeterman\/<\/a><br \/>\n\u2022 Threads: <a href=\"https:\/\/www.threads.com\/@\" target=\"_blank\">https:\/\/www.threads.com\/@<\/a>ryanlpeterman<br \/>\n\u2022 Instagram: <a href=\"https:\/\/www.instagram.com\/ryanlpeterman\" target=\"_blank\">https:\/\/www.instagram.com\/ryanlpeterman<\/a><br \/>\n\u2022 TikTok: <a href=\"https:\/\/www.tiktok.com\/@\" target=\"_blank\">https:\/\/www.tiktok.com\/@<\/a>ryanlpeterman<\/p>\n<p>\ud835\udde5\ud835\uddf2\ud835\uddf3\ud835\uddf2\ud835\uddff\ud835\uddf2\ud835\uddfb\ud835\uddf0\ud835\uddf2\ud835\uddf1 \ud835\uddf6\ud835\uddfb \ud835\ude01\ud835\uddf5\ud835\uddf6\ud835\ude00 \ud835\uddf2\ud835\uddfd\ud835\uddf6\ud835\ude00\ud835\uddfc\ud835\uddf1\ud835\uddf2:<\/p>\n<p>\u2022 The Evolution of Lua: <a href=\"https:\/\/www.lua.org\/doc\/hopl.pdf\" target=\"_blank\">https:\/\/www.lua.org\/doc\/hopl.pdf<\/a><br \/>\n\u2022 LuaJIT: <a href=\"https:\/\/luajit.org\/\" target=\"_blank\">https:\/\/luajit.org\/<\/a><br \/>\n\u2022 How much does it cost: <a href=\"https:\/\/www.youtube.com\/watch?v=EUvgoxBm7uc\" target=\"_blank\">https:\/\/www.youtube.com\/watch?v=EUvgoxBm7uc<\/a><br \/>\n\u2022 JavaScript: The Good Parts (not an affiliate link): <a href=\"https:\/\/www.amazon.com\/dp\/0596517742\" target=\"_blank\">https:\/\/www.amazon.com\/dp\/0596517742<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Roberto Ierusalimschy is the creator of the Lua programming language. I interviewed him about Lua&#8217;s unique strengths, programming language design and predictions for how AI will impact programming languages. \u2022 My ergonomic keyboard project I mentioned, you can follow along here: https:\/\/read.compose.llc\/ \u2022 The Kickstarter page for it: https:\/\/www.kickstarter.com\/projects\/ryanlpeterman\/compose-simple-ergonomics-beautifully-done \ud835\udde3\ud835\uddfc\ud835\uddf1\ud835\uddf0\ud835\uddee\ud835\ude00\ud835\ude01 \ud835\uddf9\ud835\uddf6\ud835\uddfb\ud835\uddf8\ud835\ude00: \u2022 Spotify: https:\/\/open.spotify.com\/episode\/3SWEjGkoNCdgSEvOA1sU1A?si=8VrcgJWHQkm8suGWO-Ud8Q \u2022 Apple: https:\/\/podcasts.apple.com\/us\/podcast\/the-peterman-pod\/id1777363835 \u2022 Transcript: https:\/\/www.developing.dev\/p\/creator-of-lua-scripting-programming \ud835\udde7\ud835\uddf5\ud835\uddee\ud835\uddfb\ud835\uddf8 \ud835\ude06\ud835\uddfc\ud835\ude02 \ud835\ude01\ud835\uddfc \ud835\ude01\ud835\uddf5\ud835\uddf6\ud835\ude00 \ud835\uddf2\ud835\uddfd\ud835\uddf6\ud835\ude00\ud835\uddfc\ud835\uddf1\ud835\uddf2&#8217;\ud835\ude00 \ud835\ude00\ud835\uddfd\ud835\uddfc\ud835\uddfb\ud835\ude00\ud835\uddfc\ud835\uddff \ud835\uddf3\ud835\uddfc\ud835\uddff \ud835\ude00\ud835\ude02\ud835\uddfd\ud835\uddfd\ud835\uddfc\ud835\uddff\ud835\ude01\ud835\uddf6\ud835\uddfb\ud835\uddf4 \ud835\uddfa\ud835\ude06 \ud835\ude04\ud835\uddfc\ud835\uddff\ud835\uddf8:&#8230;<\/p>\n","protected":false},"author":1,"featured_media":259344,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","tve_updated_post":"","tve_custom_css":"","tve_user_custom_css":"","tve_globals":{},"tcb2_ready":0,"tcb_editor_enabled":0,"tve_landing_page":"","_tve_header":"","_tve_footer":""},"categories":[1],"tags":[],"class_list":["post-259343","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Creator of Lua: What People Get Wrong About Scripting Languages | Roberto Ierusalimschy - UshopWell.com<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ushopwell.com\/ublog\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Creator of Lua: What People Get Wrong About Scripting Languages | Roberto Ierusalimschy - UshopWell.com\" \/>\n<meta property=\"og:description\" content=\"Roberto Ierusalimschy is the creator of the Lua programming language. I interviewed him about Lua&#8217;s unique strengths, programming language design and predictions for how AI will impact programming languages. \u2022 My ergonomic keyboard project I mentioned, you can follow along here: https:\/\/read.compose.llc\/ \u2022 The Kickstarter page for it: https:\/\/www.kickstarter.com\/projects\/ryanlpeterman\/compose-simple-ergonomics-beautifully-done \ud835\udde3\ud835\uddfc\ud835\uddf1\ud835\uddf0\ud835\uddee\ud835\ude00\ud835\ude01 \ud835\uddf9\ud835\uddf6\ud835\uddfb\ud835\uddf8\ud835\ude00: \u2022 Spotify: https:\/\/open.spotify.com\/episode\/3SWEjGkoNCdgSEvOA1sU1A?si=8VrcgJWHQkm8suGWO-Ud8Q \u2022 Apple: https:\/\/podcasts.apple.com\/us\/podcast\/the-peterman-pod\/id1777363835 \u2022 Transcript: https:\/\/www.developing.dev\/p\/creator-of-lua-scripting-programming \ud835\udde7\ud835\uddf5\ud835\uddee\ud835\uddfb\ud835\uddf8 \ud835\ude06\ud835\uddfc\ud835\ude02 \ud835\ude01\ud835\uddfc \ud835\ude01\ud835\uddf5\ud835\uddf6\ud835\ude00 \ud835\uddf2\ud835\uddfd\ud835\uddf6\ud835\ude00\ud835\uddfc\ud835\uddf1\ud835\uddf2&#8217;\ud835\ude00 \ud835\ude00\ud835\uddfd\ud835\uddfc\ud835\uddfb\ud835\ude00\ud835\uddfc\ud835\uddff \ud835\uddf3\ud835\uddfc\ud835\uddff \ud835\ude00\ud835\ude02\ud835\uddfd\ud835\uddfd\ud835\uddfc\ud835\uddff\ud835\ude01\ud835\uddf6\ud835\uddfb\ud835\uddf4 \ud835\uddfa\ud835\ude06 \ud835\ude04\ud835\uddfc\ud835\uddff\ud835\uddf8:...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ushopwell.com\/ublog\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\/\" \/>\n<meta property=\"og:site_name\" content=\"UshopWell.com\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-03T13:00:18+00:00\" \/>\n<meta name=\"author\" content=\"UShopWell\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"UShopWell\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\\\/\"},\"author\":{\"name\":\"UShopWell\",\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/#\\\/schema\\\/person\\\/6fd1f9e0ff932e534c86c70d5acff0fc\"},\"headline\":\"Creator of Lua: What People Get Wrong About Scripting Languages | Roberto Ierusalimschy\",\"datePublished\":\"2026-08-03T13:00:18+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\\\/\"},\"wordCount\":280,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/wp-content\\\/uploads\\\/2026\\\/08\\\/259343\\\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy.jpg\",\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\\\/\",\"url\":\"https:\\\/\\\/ushopwell.com\\\/ublog\\\/creator-of-lua-what-people-get-wrong-about-scripting-languages-roberto-ierusalimschy\\\/\",\"name\":\"Creator of Lua: What People Get Wrong About Scripting Languages | Roberto Ierusalimschy - 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