To install Bun v1.0.4: ```bash curl https://bun.sh/install | bash

or you can use npm

npm install -g bun

To upgrade to Bun v1.0.4:
```bash
bun upgrade

Read Bun v1.0.4's release notes on Bun's blog

What's Changed

• fix(runtime): exclude unevaluated module in require.cache by @Hanaasagi in https://github.com/oven-sh/bun/pull/5903
• docs: use the correct channel name for feedback by @jumoog in https://github.com/oven-sh/bun/pull/5899
• Remove bun dev stuff from create_command by @colinhacks in https://github.com/oven-sh/bun/pull/5939
• [install] fix GitHub dependency bugs by @dylan-conway in https://github.com/oven-sh/bun/pull/5941
• isBinary by @dylan-conway in https://github.com/oven-sh/bun/pull/5944
• Update installation.md by @sonyarianto in https://github.com/oven-sh/bun/pull/5968
• docs: update link to templates in remix guide by @meck93 in https://github.com/oven-sh/bun/pull/5965
• fix(lockfile): ensure all bytes of union are initialized before serialization. by @Hanaasagi in https://github.com/oven-sh/bun/pull/5957
• Fixes #5985 by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/5986
• Use c-ares function for checking if a string is an IP address by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/5950
• docs: Fixes link to vitejs by @aszenz in https://github.com/oven-sh/bun/pull/5959
• docs: bun init is missing in README by @cyfung1031 in https://github.com/oven-sh/bun/pull/5989
• Update writing.md - Remove duplicate code snippet by @jeroenvanrensen in https://github.com/oven-sh/bun/pull/5966
• Correctly fix #5888 by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6000
• Do not use removefileat() by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6001
• fix latest dev build panic by @Hanaasagi in https://github.com/oven-sh/bun/pull/6026
• Fix create command with template prefixed with @ char #6007 by @axlEscalada in https://github.com/oven-sh/bun/pull/6013
• Add fs.statfs{Sync} to missing fs apis by @techvlad in https://github.com/oven-sh/bun/pull/6030
• Make error message for new URL(invalid) better by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6032
• Add Module._extensions by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/5998
• Drain microtasks at end of abort() if called into JS by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6036
• fix captureStackTrace inside constructor without super in extended by @dylan-conway in https://github.com/oven-sh/bun/pull/6063
• docs: fixed small error by @0xflotus in https://github.com/oven-sh/bun/pull/6077
• docs: update astro.md to v3 by @Dawntraoz in https://github.com/oven-sh/bun/pull/6070
• Improve Docker images by @Electroid in https://github.com/oven-sh/bun/pull/5771
• fix: Docker - Include bunx symlink in distroless variant by @polarathene in https://github.com/oven-sh/bun/pull/6090
• fix(fetch/server) fix server end of stream, fix fetch not streaming without content-length or chunked encoding, fix case when stream do not return a promise on pull by @cirospaciari in https://github.com/oven-sh/bun/pull/6086
• fix: support console.dir options object correctly by @liz3 in https://github.com/oven-sh/bun/pull/6059
• fix workspace dependency install by @dylan-conway in https://github.com/oven-sh/bun/pull/6092
• fix(node:fs): fix fs.exists callback parameters by @Hanaasagi in https://github.com/oven-sh/bun/pull/6097
• fix: Docker - Apply workaround with RUN to symlink bunx by @polarathene in https://github.com/oven-sh/bun/pull/6100
• fix: implement correct behaviour for urls with blob: scheme by @liz3 in https://github.com/oven-sh/bun/pull/5825
• Update developer arch install steps for llvm and clang by @booniepepper in https://github.com/oven-sh/bun/pull/6120
• Update run.md by @DarthDanAmesh in https://github.com/oven-sh/bun/pull/6099
• fix(bun install): Handle vercel and github tarball path dependencies by @booniepepper in https://github.com/oven-sh/bun/pull/6122
• revert fix for passing empty env vars to bun run by @dylan-conway in https://github.com/oven-sh/bun/pull/6123
• deadCodeElimination toggle for Bun.Transpiler by @jhmaster2000 in https://github.com/oven-sh/bun/pull/5932
• fix typescript metadata for import identifiers by @dylan-conway in https://github.com/oven-sh/bun/pull/6130
• Complete rework of the majority of node:util, primarily util.inspect by @jhmaster2000 in https://github.com/oven-sh/bun/pull/4493
• Get Next.js Pages Router to work by @paperdave in https://github.com/oven-sh/bun/pull/6095
• docs: update image astro.md by @Dawntraoz in https://github.com/oven-sh/bun/pull/6149
• Reduce memory usage of HTTP server by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6135
• Add local tarball install #5812 by @axlEscalada in https://github.com/oven-sh/bun/pull/6118
• docs (runtime): the order of checking files when using bare impoort by @DevinJohw in https://github.com/oven-sh/bun/pull/5919
• Upgrade to latest Node.js version by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6158
• Fixes #6053 by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6162
• feat(runtime): implement server.requestIp + node:http socket.address() by @paperdave in https://github.com/oven-sh/bun/pull/6165
• fix(resolver): support encoded file urls by @paperdave in https://github.com/oven-sh/bun/pull/5766
• fix(runtime): Socket.prototype is undefined by @paperdave in https://github.com/oven-sh/bun/pull/5945
• fix: don't set default request method when creating a Request from another by @liz3 in https://github.com/oven-sh/bun/pull/6154
• fix(runtime): followup for server.requestIP by @paperdave in https://github.com/oven-sh/bun/pull/6185
• Implement virtual module support in Bun.plugin by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6167
• Fix hang in bun install by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6192
• tweak github actions by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6195
• Fix bug causing "Connection Refused" errors by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6206
• fix(node:process): fix return value of process.kill by @Hanaasagi in https://github.com/oven-sh/bun/pull/6207
• Slightly reduce number of open file descriptors in bun install by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6219
• Added the fileExtensions field to file-system-router.md by @cornedor in https://github.com/oven-sh/bun/pull/6231
• Add Bun.TOML to types by @colinhacks in https://github.com/oven-sh/bun/pull/6161
• Update development.md by @ciceropablo in https://github.com/oven-sh/bun/pull/6221
• Warn at start when using AVX build of Bun without AVX support by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6242
• Fix bun install reading Github API from wrong environment variable by @Electroid in https://github.com/oven-sh/bun/pull/6247
• Set fetch timeout to 5 minutes by @Jarred-Sumner in https://github.com/oven-sh/bun/pull/6217
• Store workspace package versions by @dylan-conway in https://github.com/oven-sh/bun/pull/6258

New Contributors

• @meck93 made their first contribution in https://github.com/oven-sh/bun/pull/5965
• @aszenz made their first contribution in https://github.com/oven-sh/bun/pull/5959
• @cyfung1031 made their first contribution in https://github.com/oven-sh/bun/pull/5989
• @axlEscalada made their first contribution in https://github.com/oven-sh/bun/pull/6013
• @techvlad made their first contribution in https://github.com/oven-sh/bun/pull/6030
• @Dawntraoz made their first contribution in https://github.com/oven-sh/bun/pull/6070
• @polarathene made their first contribution in https://github.com/oven-sh/bun/pull/6090
• @DarthDanAmesh made their first contribution in https://github.com/oven-sh/bun/pull/6099
• @DevinJohw made their first contribution in https://github.com/oven-sh/bun/pull/5919
• @cornedor made their first contribution in https://github.com/oven-sh/bun/pull/6231
• @ciceropablo made their first contribution in https://github.com/oven-sh/bun/pull/6221

Full Changelog: https://github.com/oven-sh/bun/compare/bun-v1.0.3...bun-v1.0.4