Blog | Deno

Skip to main contentDeno is joining Cloudflare!Learn more->Dismiss⌘K↑↓Up or down tonavigate↵Enter toselectESCEscape tocloseProductsOpen SourceDenoModern runtime for JavaScript and TypeScriptFreshWeb framework designed for the edgeClaw PatrolOpen-source security firewall for agentsJSRTypeScript-first ESM package registryCommercialDeno DeployEasy serverless hosting for your JavaScript projectsDeno SandboxRun untrusted code in secure Linux VMs. Built for AI agents.SubhostingExtend your platform using Deno Deploy's secure infrastructureDeno for EnterpriseEnterprise support for runtime projectsDocsModulesStandard LibraryJSRNode.js & npmCommunityDiscordGitHubBlueskyXYouTubeMastodonBlog⌘K↑↓Up or down tonavigate↵Enter toselectESCEscape tocloseBlogAnnouncementsProduct UpdateFreshHow ToDeno DeployDeno KVEngineeringJavaScript#FreeJavaScriptDeno in ProductionJSRDocsAstroPartnershipsPerformanceSubhostingOctober 9, 2026Announcements Product UpdateDeno is joining CloudflarePutting ourselves in the best place to build the future of the webJune 25, 2026Product UpdateDeno 2.9`deno desktop` for building native desktop apps from web tech, first-class migration from npm/pnpm/yarn/Bun, CSS module imports, snapshot and parameterized testing, smaller `deno compile --bundle` binaries, and Node.js 26 compatibility.May 22, 2026Product UpdateDeno 2.8`import defer`, six new subcommands (`deno transpile`, `deno pack`, `deno bump-version`, `deno ci`, `deno why`, `deno audit fix`), network debugging in Chrome DevTools, framework-aware `deno compile`, and 3.66x faster cold npm installs.May 21, 2026Product UpdateClaw Patrol: an open-source security firewall for agentsWhy we needed an agent firewall that speaks more than HTTP.April 24, 2026Product Update FreshFresh 2.3: Zero JS by default, View Transitions, and Temporal supportFresh 2.3 ships true zero-JS pages, View Transitions, CSP nonce support, IP filtering, and Temporal API support in islands.February 25, 2026Product UpdateDeno 2.7: Temporal API, Windows ARM, and npm overridesDeno 2.7 stabilizes the Temporal API, adds Windows on ARM builds, npm overrides in package.json, brotli compression streams, self-extracting compiled binaries, deno create, and dozens of Node.js compatibility improvements.February 3, 2026Product Update Deno Deploy Deno KVDeno Deploy is Generally AvailableDeno Deploy is now generally available, plus some highlights of new features and tools.February 3, 2026Product UpdateIntroducing Deno SandboxInstant Linux microVMs with defense-in-depth security for running untrusted code.December 10, 2025Product UpdateDeno 2.6: dx is the new npxThis release includes `dx` for running package binaries, more granular permissions, source phase imports, faster type checking with `tsgo`, native source maps, `deno audit`, and much more.October 21, 2025Product Update Deno Deploy Deno KVMy highlights from the new Deno DeployHighlights from the new version of Deno Deploy.September 10, 2025Product UpdateDeno 2.5: Permissions in the config fileSimpler permission management with permission sets, new Deno.test APIs for setting up and tearing down test cases, specifying custom headers in WebSocket connections, runtime APIs in deno bundle, and more.September 2, 2025Product Update FreshFresh 2.0 Graduates to Beta, Adds Vite SupportFresh 2.0 beta introduces optional Vite integration - with hot reloading, faster boot times, seamless React aliasing, and the full Vite plugin ecosystemJuly 2, 2025Product UpdateDeno 2.4: deno bundle is backDeno bundle is back, alongside the addition of bytes and text imports, stabilized built-in OpenTelemetry, a new --preload flag, simplified dependency management with deno update, and more.May 15, 2025Product Update FreshAn Update on FreshFresh 2.0 is very much still active. Here’s an update and how to try out the alpha.May 1, 2025Product UpdateDeno 2.3: Improved deno compile, local npm packages, and moreDeno 2.3 adds new features for deno compile and deno fmt, support for using local npm packages, several performance improvements, and more. Here are the biggest highlights.February 19, 2025Product UpdateDeno 2.2: OpenTelemetry, Lint Plugins, node:sqliteDeno 2.2 adds built-in OpenTelemetry, a new linter plugin API, node:sqlite, and major improvements to deno check, deno lsp, and deno task.January 21, 2025Product UpdateDeno in 2024We had a busy 2024 with the launch of Deno 2 and JSR, and dozens of features to simplify programming. Here are the biggest updates in 2024 and what's on the horizon.January 10, 2025Product UpdateGoodbye WinterCG, welcome WinterTCWinterCG, the Web Interoperable Runtimes Community Group is moving to Ecma as TC55 to be able to publish standards. November 21, 2024Product UpdateDeno 2.1: Wasm Imports and other enhancementsDeno 2.1 introduces first-class Wasm imports, built-in tracing with OpenTelemetry, faster `deno compile`, and improved package management.November 14, 2024How To Product UpdateSelf-contained Executable Programs with Deno CompileDeno compile is a flexible tool that turns a JavaScript or TypeScript program into a portable, streamlined binary for any OS. Here's how it works.November 8, 2024Product UpdateIntroducing your new JavaScript package manager: DenoDeno’s new package manager, added in v2.0, is fast, flexible, and supports Node and package.json. Here’s how it works.October 9, 2024Product UpdateAnnouncing Deno 2Our next major version of Deno combines the simplicity, security, and performance of Deno 1 with full Node and npm backwards compatibility, and much more.October 4, 2024Product UpdateThe Final Touches: What’s New In v2.0.0-rc.10We've merged in many fixes and improvements to the Deno 2 release candidate. Here's what's new.September 24, 2024Product UpdateAnnouncing Stable V8 Bindings for RustRusty V8, a library that provides high-quality, zero-overhead Rust bindings to V8, is finally stable. Here's how to use it.September 19, 2024Product UpdateDeno 2.0 Release CandidateThis release candidate, a near-final