{"id":15723,"date":"2023-10-03T02:00:00","date_gmt":"2023-10-03T02:00:00","guid":{"rendered":"https:\/\/hederav2stg.wpenginepowered.com\/blog\/hethers-js-being-deprecated-in-favor-of-evm-tooling\/"},"modified":"2025-12-08T18:17:12","modified_gmt":"2025-12-08T18:17:12","slug":"hethers-js-being-deprecated-in-favor-of-evm-tooling","status":"publish","type":"post","link":"https:\/\/hedera.com\/blog\/hethers-js-being-deprecated-in-favor-of-evm-tooling\/","title":{"rendered":"Hethers.js Being Deprecated in Favor of EVM Tooling"},"content":{"rendered":"<div class=\"body-text BodyCopy mb-40 style-1\">\n<p dir=\"ltr\">Hedera is committed to providing developers with easy-to-use and up-to-date tools and resources. With that goal in mind, Hedera core contributors are announcing the deprecation of the <a href=\"https:\/\/github.com\/hashgraph\/hethers.js\/\" target=\"_blank\">hethers.js<\/a> library by October 20, 2023.<\/p>\n<h4 class=\"color-ultraviolet\" dir=\"ltr\"><strong>Why is Hethers.js Being Deprecated?<\/strong><\/h4>\n<p dir=\"ltr\">With Hedera becoming increasingly EVM-equivalent, the need to maintain a separate library like hethers.js is diminishing.<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\">Native EVM tooling like <a href=\"https:\/\/docs.hedera.com\/hedera\/tutorials\/smart-contracts\/hscs-workshop\/hardhat\" target=\"_blank\">ethers.js and web3.js<\/a>, enabled by the <a href=\"https:\/\/docs.hedera.com\/hedera\/core-concepts\/smart-contracts\/json-rpc-relay\">JSON-RPC Relay,<\/a> can now be used to deploy and interact with Hedera smart contracts.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\">Focusing on EVM tooling provides a more unified developer experience. Developers who are familiar with Ethereum can now easily transition to building on Hedera.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\">Deprecating hethers.js reduces redundancy and consolidates the toolset developers need to work with.<\/p>\n<\/li>\n<\/ul>\n<h4 class=\"color-ultraviolet\" dir=\"ltr\"><strong>Action for Developers Currently Using Hethers.js<\/strong><\/h4>\n<p dir=\"ltr\">If you currently use hethers.js, you should transition to ethers.js, web3.js, or other EVM tooling before October 20, 2023.<\/p>\n<p dir=\"ltr\">Refer to the <a href=\"https:\/\/docs.hedera.com\/hedera\/tutorials\/smart-contracts\" target=\"_blank\">Hedera documentation<\/a> on using tools like web3.js, ethers.js, Hardhat, Foundry, Truffle, and The Graph. Tutorials can be found in the smart contract section.<\/p>\n<p dir=\"ltr\">While hethers.js will remain available on <a href=\"https:\/\/github.com\/hashgraph\/hethers.js\/\" target=\"_blank\">GitHub<\/a>, it will <strong>no longer<\/strong> receive official support and updates after the deprecation date.<\/p>\n<p dir=\"ltr\">Please share any feedback or questions via the <a href=\"https:\/\/discord.gg\/hedera\" target=\"_blank\">#feedback<\/a> channel on Discord. We&#8217;re here to help with the transition.<\/p>\n<p dir=\"ltr\">\n<h4 class=\"color-ultraviolet\" dir=\"ltr\"><strong>Timeline<\/strong><\/h4>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\">Now until October 20, 2023: Transition from hethers.js to EVM tooling.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\">October 20, 2023: Official deprecation of hethers.js with no further updates or support.<\/p>\n<\/li>\n<\/ul>\n<h4 class=\"color-ultraviolet\" dir=\"ltr\"><strong>Continue Learning<\/strong><\/h4>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\"><a href=\"https:\/\/portal.hedera.com\/register\">Open a Testnet Account<\/a><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\"><a href=\"https:\/\/docs.hedera.com\/hedera\/tutorials\" target=\"_blank\">Try Examples<\/a> and <a href=\"https:\/\/docs.hedera.com\/hedera\/tutorials\/more-tutorials\" target=\"_blank\">Tutorials<\/a><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\"><a href=\"https:\/\/hedera.com\/discord\" target=\"_blank\">Join the Developer Discord<\/a><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\"><a href=\"https:\/\/hedera.com\/learning\" target=\"_blank\">Read the Learning Center<\/a><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\"><a href=\"https:\/\/hedera.com\/blog\" target=\"_blank\">Read the Hedera Blog<\/a><\/p>\n<\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>With Hedera becoming increasingly EVM-equivalent, the need to maintain a separate library like hethers.js is diminishing. Hedera core contributors are announcing the deprecation of the hethers.js library by October 20, 2023.<\/p>\n","protected":false},"author":10,"featured_media":16822,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[1],"tags":[45],"ppma_author":[43],"class_list":["post-15723","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-technical"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hethers.js Being Deprecated in Favor of EVM Tooling | Hedera<\/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:\/\/hedera.com\/blog\/hethers-js-being-deprecated-in-favor-of-evm-tooling\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hethers.js Being Deprecated in Favor of EVM Tooling | Hedera\" \/>\n<meta property=\"og:description\" content=\"With Hedera becoming increasingly EVM-equivalent, the need to maintain a separate library like hethers.js is diminishing. Hedera core contributors are announcing the deprecation of the hethers.js library by October 20, 2023.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hedera.com\/blog\/hethers-js-being-deprecated-in-favor-of-evm-tooling\/\" \/>\n<meta property=\"og:site_name\" content=\"Hedera\" \/>\n<meta property=\"article:published_time\" content=\"2023-10-03T02:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-08T18:17:12+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hedera.com\/wp-content\/uploads\/2025\/12\/Hethers.js-Deprecation-For-EVM-Tooling-Blog-Banner.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"670\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Hedera Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" 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