v2.3.5

2.3.5 / 2025.05.30

Upgrade to 2.3.5:

deno upgrade

Or install for the first time

curl -fsSL https://deno.land/install.sh | sh

• fix(ext/node): Buffer write OOB checks (#29524)
• fix(ext/node): correct kMaxLength value of node:buffer (#29504)
• fix(ext/node): fix function error message in invalidArgTypeHelper (#29526)
• fix(ext/node): stub getFipsCrypto to false (#29485)
• fix(otel): flush data when terminating signal is received (#29515)
• fix(vendor): store remote version metadata checksum in vendor folder to ensure
  lockfile uses that (#29433)

v2.3.4

2.3.4 / 2025.05.29

• feat(UNSTABLE/byow): add resize method to UnsafeWindowSurface (#29254)
• feat(ext/webgpu): implement GPUQueue.onSubmittedWorkDone (#29255)
• feat(lsp): display JsErrors at their original line (#29221)
• feat(runtime): add SIGUSR2 handler for low memory notifications (#29295)
• feat(unstable): --allow-net subdomain wildcards (#29327)
• feat: use a single 'performance' global (#29323)
• fix(cli): Correct a small typo in help output (#29395)
• fix(compile): init dummy stdin after debug env is initialized (#29144)
• fix(coverage): HTML validation errors in coverage explorer (#29497)
• fix(coverage): pass DENO_COVERAGE_DIR env var correctly (#29363)
• fix(ext/console): console.group indents two spaces (#29486)
• fix(ext/node): Fix Database#exec should return undefined (#29368)
• fix(ext/node): add "internal/http2/util" module (#29474)
• fix(ext/node): add fchown and fchownSync to node:fs (#29408)
• fix(ext/node): createInterface doesn't require env permission (#29472)
• fix(ext/node): emit 'worker' event when a new worker thread is created
  (#29345)
• fix(ext/node): fix getEventListeners in node:events (#29480)
• fix(ext/node): handle null ssl options in node:https (#29365)
• fix(ext/node): ignore some Node.js specific flags (#29461)
• fix(ext/node): implement before and after hooks in node:test (#29367)
• fix(ext/node): include assert.ok in node:test (#29383)
• fix(ext/node): node:buffer validates INSPECT_MAX_BYTES (#29469)
• fix(ext/node): prevent stdin double read (#29353)
• fix(ext/node): return values in node:domain (#29440)
• fix(ext/node): use primordials in ext/node/polyfills/_fs/_fs_truncate.ts
  (#29422)
• fix(ext/node): use primordials in ext/node/polyfills/internal/errors.ts
  (#29382)
• fix(ext/node): use primordials in ext/node/polyfills/internal/util.mjs
  (#29430)
• fix(fmt): allow expressions used as key-value pair in css template literals
  (#29369)
• fix(lsp): do not warn about unscoped package name (#29463)
• fix(lsp): don't cache jsxImportSource on lockfile-only changes (#29415)
• fix(lsp): handle 'deno.config' setting outside of workspace (#29420)
• fix(lsp): lookup bare workspace specifiers for auto-import (#29304)
• fix(lsp): lookup mapped npm specifier resolutions for auto-import (#29388)
• fix(lsp): lookup patched jsr packages for auto-import (#29437)
• fix(node): do not look up node_module paths when using global resolver
  (#29398)
• fix(node): do not require permission checks for require's node_modules stats
  (#29397)
• fix(node): use JsErrorClass for code property on node resolver errors
  (#29294)
• fix(task): wildcard match starts at the beginning (#29343)
• fix: Support virtio vsock only on systems on which it is available (#29268)
  (#29354)
• fix: --frozen flag missing from several subcommands (#29508)
• fix: process.stdin.pause() (#29330)
• fix: don't unwrap in global interceptor (#29484)
• fix: load changed non-remote dynamic imports at runtime (#29413)
• fix: support numerical properties for deno_errors (#29489)

v2.3.3

Upgrade to 2.3.3:

deno upgrade

Or install for the first time

curl -fsSL https://deno.land/install.sh | sh

[This is a patch release on top of 2.3.2 with contained the majority of the changes.]

2.3.3 / 2025.05.16
fix(check): ignore errors on ambient modules (#29135)
Revert "fix(fmt): upgrade markup_fmt and malva" (#29325)

2.3.2 / 2025.05.15
feat(coverage): add dark-mode to HTML coverage report (#29267)
feat(ext/fetch): add support for fetch on unix sockets (#29154)
feat(ext/fetch): support custom DNS resolver (#27740)
feat(jupyter): allow to install and maintain multiple kernels (#29249)
feat(lsp): add description in TaskDefinition (#29244)
feat(otel): add events for boot failure and uncaught error (#29287)
feat(unstable): notify control sock on serving (#29173)
feat(unstable): support comments in lint plugin (#29189)
feat: Add support for DENO_TRUST_PROXY_HEADERS env var (#29296)
feat: DENO_SERVE_ADDRESS duplicate option (#29109)
feat: support unconfigured runtime in serve subcommand (#29172)
fix(cache): added support for the --env-file flag (#29160)
fix(check): do not add @types/node@* to lockfile if a @types/node req already exists (#29270)
fix(check): don't assert unique normalized specifiers (#29274)
fix(check): write lockfile after type checking (#29265)
fix(cli): configure v8 isolate with cgroups-constrained memory limit (#29078)
fix(cli/hmr): print compile error with exception details (#27597)
fix(coverage): don't panic if all covered files are ignored via directive (#29250)
fix(dts): add Atomics.pause, Promise.try and RegExp.escape (#29186)
fix(ext/canvas): createImageBitmap must ignore the Blob.type value (#28741)
fix(ext/node): Fix dns.lookup when promisified with options.all (#29167)
fix(ext/node): Fix export loadEnvFile from node:process (#29237)
fix(ext/node): Fix fast method proto unwraps in AsyncWrap (#29117)
fix(ext/node): Support mTLS connections node compatibility (#28937)
fix(ext/node): TLS server unref (#29279)
fix(ext/node): arrayBufferViewHasBuffer internal util (#28827)
fix(ext/node): getColorDepth for writable stdio streams (#29176)
fix(ext/node): add AES CTR to supported ciphers list (#29273)
fix(ext/node): add assert.CallTracker (#29226)
fix(ext/node): align input validation of Buffer.compare (#29275)
fix(ext/node): allow rejectUnauthorized: false in node:tls (#29245)
fix(ext/node): dgram multicast group membership (#29207)
fix(ext/node): don't use user manipulated Response objects, use correct rawHeaders structure (#29105)
fix(ext/node): export CallTracker as named export (#29271)
fix(ext/node): hold weak reference to sqlite database in instances (#29210)
fix(ext/node): implement dgram setBroadcast (#29195)
fix(ext/node): implement dgram setMulticastLoopback (#29241)
fix(ext/node): implement dgram socket setMulticastTTL (#29232)
fix(ext/node): support http over unix sockets (#29182)
fix(ext/node): use "localhost" as default tls hostname (#29231)
fix(ext/node): use primordials in ext/node/polyfills/internal/async_hooks.ts (#29191)
fix(ext/node): use primordials in ext/node/polyfills/internal/cli_table.ts (#29257)
fix(ext/node): use primordials in ext/node/polyfills/internal/dgram.ts (#29204)
fix(ext/node): use primordials in ext/node/polyfills/internal/fs/handle.ts (#29239)
fix(ext/node): use primordials in ext/node/polyfills/internal/idna.ts (#29085)
fix(ext/node): use primordials in ext/node/polyfills/internal/net.ts (#29297)
fix(ext/node): use primordials in ext/node/polyfills/internal/normalize_encoding.mjs (#29283)
fix(ext/node): use primordials in ext/node/polyfills/internal/options.ts (#29119)
fix(ext/node): use primordials in ext/node/polyfills/internal/querystring.ts (#29264)
fix(ext/node): use primordials in ext/node/polyfills/internal/stream_base_commons.ts (#29290)
fix(ext/node): use primordials in ext/node/polyfills/internal/timers.mjs (#29269)
fix(ext/node): use primordials in ext/node/polyfills/internal/url.ts (#29146)
fix(ext/node): use primordials in ext/node/polyfills/internal/validators.mjs (#29302)
fix(ext/node): use primordials in ext/node/polyfills/_fs/_fs_mkdtemp.ts (#29072)
fix(ext/os): Fix duplicate 'openbsd' cfg attribute (#28607)
fix(ext/process): suppress child process kill errors in onAbort handler (#29193)
fix(flags): do not panic parsing invalid --allow-import flag (#29118)
fix(fmt): fail command when embedded language has syntax error (#29259)
fix(fmt): indent width should be ignored when formatting with use tabs set to true (#29205)
fix(fmt): upgrade markup_fmt and malva (#29168)
fix(lsp): discard quick fixes importing /node_modules/ paths (#29194)
fix(lsp): ignore 'for await' diagnostics in jupyter cells (#29114)
fix(lsp): use correct resolution kind when checking for no-export-npm (#29180)
fix(node/test): basic support for t.skip and t.todo (#29222)
fix(node:http): ServerResponse.req not set (#29211)
fix(npm): add some context to errors on tarball extraction failure (#29145)
fix(npm): handle global cache missing version in pkg info of pkg existing in npm snapshot (#29131)
fix(npm): respect etag for npm packument caching (#29130)
fix(otel): don't panic when using worker threads (#29248)
fix(precompile): escape string literal jsx children (#29200)
fix(repl): use object_id for repl internal (#29163)
fix(types): Change ffi native type from Uint8Array -> Uint8Array (#29127)
fix(upgrade): skip version comparison when upgrading (#29112)
fix(vendor): strip jsr version meta module graph data (#29120)
fix: allow specifying otel config in --env-file (#29240)
fix: bump default @types/node version range to 22.15.14 (#28407)
fix: handling of contradictory global permission flags (#29213)
fix: inspector rewrite resource name to url (#29216)
fix: terminate control sock event with newline (#29184)
fix: update deno_core (#29166)
fix: use v8 instead of swc for explicit resource management (#29282)
perf(lsp): don't diff 10,000+ line files for formatting (#29162)
perf(lsp): truncate json files larger than 10mb (#29192)
perf(npm): deserialize cached npm packuments on blocking task (#29137)
perf(publish): fetch all missing package status in parallel (#27935)

v2.3.2

2.3.2 / 2025.05.15

Deno v2.3.2 contains a regression with respect to CSS formatting. Users are encouraged to upgrade to Deno v2.3.3 to avoid the problem.

v2.2.13

2.2.13 (LTS) / 2025.05.13

• fix: handling of contradictory global permission flags (#29213)
• fix: make --allow-env stronger that --deny-env (#29079)

v2.1.13

2.1.13 / 2025.05.13

• fix: handling of contradictory global permission flags (#29213)
• fix: make --allow-env stronger that --deny-env (#29079)

v2.3.1

2.3.1 / 2025.04.30

Due to an error during the release process, Deno v2.3.0 shows and incorrect version.

Please upgrade to Deno v2.3.1:

deno upgrade 2.3.1

v2.3.0

2.3.0 / 2025.04.30

Due to an error during the release process, Deno v2.3.0 shows and incorrect version.

Please upgrade to Deno v2.3.1:

deno upgrade 2.3.1

---

• feat(add/install): --npm and --jsr flags for deno add/install (#28666)
• feat(cache): add DENO_EMIT_CACHE_MODE (#29025)
• feat(check): detect tsconfig.json at workspace root (#29092)
• feat(check): support erasableSyntaxOnly for type checking (#29097)
• feat(clean): deno clean --except <paths>, remove all cache data except
  what's needed to run paths (#28424)
• feat(cli): deno check maps to deno check . (#28655)
• feat(cli): support --single-threaded v8 flag (#29066)
• feat(compile): ability to exclude embedded files (#28805)
• feat(compile): support for ffi and node native addons (#28934)
• feat(coverage): add coverage ignore comments (#26590)
• feat(doc): add darkmode for HTML output (#28989)
• feat(ext/fetch): support localAddress option in custom HTTP client (#28781)
• feat(ext/http): Show that is also listening on localhost (#28171)
• feat(ext/net): add signal option to Deno.connect() (#27113)
• feat(fmt): add fmt options (#28946)
• feat(fmt): support formatting of embedded css, html, and sql (#29014)
• feat(fmt/lint): add --permit-no-files (#28753)
• feat(info): include deno version (#29080)
• feat(lockfile): default to lockfile v5 (#28950)
• feat(lsp): jupyter cell continuity using classic scripts (#28769)
• feat(otel): basic event recording (#28552)
• feat(otel): span context propagators (#28460)
• feat(runtime): add Deno.build.standalone for telling if running in
  self-contained executable (#28750)
• feat(serve): env var DENO_SERVE_ADDRESS for configuring default listen address
  (#28877)
• feat(test): create coverage reports when --coverage specified in deno test
  (#28260)
• feat(test): support DENO_COVERAGE_DIR env var (#28291)
• feat(unstable): lint plugins support field selectors (#28324)
• feat(unstable): support using a local copy of npm packages (#28512)
• feat(unstable/otel): add otel tracing to node:http.request (#28463)
• feat(unstable/run): ability to lazily load statically analyzable dynamic
  imports (#28593)
• feat(unstable/webgpu): add deviceStartCapture and deviceStopCapture
  (#28192)
• feat: Allow access to NO_COLOR env var without --allow-env (#29090)
• feat: Codegen feature flags (#28920)
• feat: TypeScript 5.8 (#29041)
• feat: add --open to deno serve to open server in browser (#25340)
• feat: allow forcing in-memory SQLite dbs (#29026)
• feat: code sign deno.exe (#28963)
• feat: deno_core 0.344.0 (#29089)
• feat: enable explicit resource management for JavaScript (#28119)
• feat: support FORCE_COLOR (#28490)
• feat: support linux vsock (#28725)
• feat: upgrade deno_core and V8 (#28562)
• feat: use new feature checker (#29091)
• feat: v8js metrics (#28592)
• fix(add): better help text for --dev arg (#28304)
• fix(bench): lower bench time budget when n is specified (#28454)
• fix(build): upgrade libffi to 4.0.0 (#28816)
• fix(check): regression - implicit jsxImportSource was not resolving (#28228)
• fix(check): support types@ export conditions (#28450)
• fix(check): support typesVersions in npm dependencies (#28468)
• fix(check/npm): move not found errors inside npm packages to tsc diagnostics
  (#28337)
• fix(ci): missing release symcache (#28774)
• fix(cli): Display error on invalid OTEL_EXPORTER_OTLP_PROTOCOL value (#28796)
• fix(cli): add compilerOptions.lib examples to config-file.v1.json (#28226)
• fix(cli): warn when an otel env var has an invalid value (#28394)
• fix(compile): do not panic including node_modules directory (#28782)
• fix(compile): don't rebuild resource table on Windows (#29010)
• fix(compile): downgrade editpe to 0.1.0 (#29011)
• fix(compile): ensure atime/birthtime/mtime/ctime is set in vfs (#28731)
• fix(compile): error when cannot extract binary section (#28986)
• fix(compile): multi icon ordering on windows (#28771)
• fix(compile): panic when compiled with --no-terminal flag (#28823)
• fix(compile): pass default v8 args during compile (#29084)
• fix(compile): read resource name in executable as uppercase on Windows
  (#29005)
• fix(compile): revert multi-icon support in compile (#28997)
• fix(compile): temporarily fallback to reading resource data from file on
  windows (#29024)
• fix(compile): use a memory mapped file for fallback (#29039)
• fix(config): allow specifying absolute path for patch and fix panic with
  exports in package.json (#28279)
• fix(coverage): improve responsiveness of HTML reporter on small screens
  (#28993)
• fix(deno_os): allow running WebWorker without snapshots (#28975)
• fix(doc): do not stack overflow for namespace that exports self or ancestor
  (#28533)
• fix(ext/canvas): handle integer overflow in createImageBitmap (#28764)
• fix(ext/crypto): support cross-curve ECDSA sign and verify (#28574)
• fix(ext/ffi): unexport brand from dts (#28503)
• fix(ext/node): Fix Writable.toWeb() (#28914)
• fix(ext/node): SQLite reset guards to prevent database locks (#28298)
• fix(ext/node): mkdir() parse file mode (#28609)
• fix(ext/node): add assert property to test context object (#28904)
• fix(ext/node): add basic support of suite/describe in node:test (#28847)
• fix(ext/node): add createReadStream & createWriteStream methods to the
  FileHandle class (#28700)
• fix(ext/node): add support for --no- prefix (allowNegative option) in
  parseArgs() (#28811)
• fix(ext/node): add util.getCallSites (#28546)
• fix(ext/node): alias shake-128 and shake-256 hash algorithms (#28451)
• fix(ext/node): better dns.lookup compatibility (#27936)
• fix(ext/node): correct STATUS_CODES strings (#28489)
• fix(ext/node): decipherIv() range error on invalid final block length (#28215)
• fix(ext/node): descriptive sqlite error messages (#28272)
• fix(ext/node): emit 'close' event on ServerResponse object when client aborted
  the request (#28601)
• fix(ext/node): export test as property of default export (#28881)
• fix(ext/node): fix deepStrictEqual(-0, 0) (#29060)
• fix(ext/node): fix handling of abort signal in readFile (#29028)
• fix(ext/node): handle "ttl" option in "dns" module (#27676)
• fix(ext/node): honor flags with respect to reuseAddress when binding to a UDP
  socket (#28156)
• fix(ext/node): implement DatabaseSync#loadExtension (#29050)
• fix(ext/node): implement Buffer.copyBytesFrom (#28829)
• fix(ext/node): implement process.loadEnvFile (#28824)
• fix(ext/node): implement finished() for web streams (#28600)
• fix(ext/node): node compatibility issue missing fd in createServer callback
  socket object (#27789)
• fix(ext/node): propagate 'close' event of IncomingMessage to Socket (#28582)
• fix(ext/node): querystring fallback to default decoder (#28838)
• fix(ext/node): reset statement immidiately in run() (#28506)
• fix(ext/node): restrict ATTACH DATABASE statement (#28513)
• fix(ext/node): return Buffer from crypto cipher APIs (#28826)
• fix(ext/node): sqlite error details (#28431)
• fix(ext/node): sqlite handle empty blob being NULL (#28674)
• fix(ext/node): support input option in spawnSync (#28792)
• fix(ext/node): support the optional previousValue parameter for
  process.cpuUsage() (#28550)
• fix(ext/node): throw NotCapable on process.env accessor (#28280)
• fix(ext/node): update node version in process object (#27044)
• fix(ext/node): upgrade node:stream (#28855)
• fix(ext/node): use primordials in ext/node/polyfills/_fs/_fs_lstat.ts
  (#28644)
• fix(ext/node): use primordials in ext/node/polyfills/_fs/_fs_readv.ts
  (#28645)
• fix(ext/node): use primordials in ext/node/polyfills/_fs/_fs_realpath.ts
  (#28652)
• fix(ext/node): use primordials in
  ext/node/polyfills/internal/hide_stack_frames.ts (#29067)
• fix(ext/node): use primordials in ext/node/polyfills/internal/http.ts
  (#29082)
• fix(ext/node): use primordials in ext/node/polyfills/path/_posix.ts (#28665)
• fix(ext/node): use primordials in ext/node/polyfills/path/_util.ts (#28432)
• fix(ext/node): use primordials in ext/node/polyfills/path/_win32.ts (#28668)
• fix(ext/node): use primordials in ext/node/polyfills/path/separator.ts
  (#28669)
• fix(ext/node): use primordials in ext/node/polyfills/_fs/_fs_opendir.ts
  (#29063)
• fix(ext/node): verbose zlib error messages (#28831)
• fix(ext/node): work correctly with wrapper Response objects, use correct
  rawHeaders structure (#29056)
• fix(ext/os): explicitly enable sysinfoapi feature on winapi dependency
  (#28568)
• fix(ext/webgpu): fix incorrect description of UnsafeWindowSurface (#28976)
• fix(ext/webgpu): release current texture of surface after present (#28691)
• fix(ext/websocket): cancel in-flight handshake on close() (#28598)
• fix(fmt): support "--ext vto" and "--ext njk" (#28262)
• fix(fmt): upgrade malva to 0.11.2 (#28871)
• fix(fmt): use non-zero exit code when formatting fails (#28523)
• fix(fmt/md): handle callout followed by non-text (#28333)
• fix(http): generate OtelInfo only when otel metrics are enabled (#28286)
• fix(install): don't error on unknown media types in install (#28234)
• fix(install): error gracefully if user passes --no-config to
  deno install <package> (#28965)
• fix(install): exclude npm workspace packages from graph roots in install
  (#28401)
• fix(install): handle when bin entry info isn't present in package.json but is
  in registry (#28822)
• fix(install): read extra package info from node_modules and fallback to
  registry (#28893)
• fix(install): regression where Deno not used when postinstall script ran
  script without file extension (#28786)
• fix(install): remove duplicate deprecated messages (#28738)
• fix(install): support "file:" dependencies in local package.json (#28396)
• fix(install/global): do not append bin to `DENO...

v2.2.12

2.2.12 / 2025.04.24

• fix: correctly style rust logs with colors (#29040)
• fix(compile): temporary fallback for reading resource data from file to fix
  deno compile on Windows (#29010, #29011, #28986, #29005, #28997, #29024,
  #29039)

v2.2.11

2.2.11 / 2025.04.18

• fix(ext/node): Fix Writable.toWeb() (#28914)
• fix(ext/node): add assert property to test context object (#28904)
• fix(install/global): do not append bin to DENO_INSTALL_ROOT when ends with
  bin (#26446)
• fix(npm): panic when using tag with patched package (#28900)
• fix(task): document source of tasks, fix punctuation (#28413)
• fix: better cjs vs esm module detection and upgrade swc (#28810)
• fix: remove unnecessary whitespace in prompt function (#28868)
• fix: resolve shebang parse error in deno doc --test (#26079)
• perf(npm): don't try to cache npm packages we've already cached (#28938)