# monaco-editor changelog

> A browser based code editor

- Vendor: microsoft
- Category: Developer Tools
- Official site: https://microsoft.github.io/monaco-editor/
- Tracked by: What's New (https://whatsnew.fyi/product/monaco-editor)
- Harvested from: GitHub (microsoft/monaco-editor)
- Entries below: 10 (newest first)

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

## Releases

### v0.56.0

- Date: 2026-07-20
- Version: v0.56.0
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0

- **fixed** — Removes leftover debugger statements
- **fixed** — Do not treat markdown from lsp servers as trusted
- **fixed** — Ensure when find widget is hidden, it is not tabbable
- **changed** — Sets auto reload to false by default
- **fixed** — Fix WCAG 2 AA color contrast issues in website navbar and HTML syntax highlighting
- **added** — Add ?esm to URL references
- **changed** — Exported modules reorganization

##### Changes:

* #5392: Bump websocket-driver from 0.7.4 to 0.7.5 in /website
* #5396: Release Monaco Editor 0.56.0
* #5385: Bump websocket-driver from 0.7.4 to 0.7.5 in /samples
* #5379: Removes leftover debugger statements.
* #5376: fixes pipeline
* #5374: Bump webpack-dev-server from 5.2.4 to 5.2.5 in /samples
* #5373: Bump webpack-dev-server from 5.2.4 to 5.2.5 in /website
* #5371: Bump undici from 7.24.7 to 7.28.0
* #5372: Fixes CI
* #5363: Bump launch-editor from 2.10.0 to 2.14.1 in /samples
<details><summary><b>See More</b></summary>

* #5362: Bump @babel/core from 7.17.8 to 7.29.6 in /samples/browser-esm-webpack-typescript-react
* #5361: Bump js-yaml from 4.1.1 to 4.2.0
* #5360: Bump vite from 7.3.2 to 7.3.5
* #5358: Bump shell-quote from 1.8.3 to 1.8.4 in /samples
* #5359: Bump ws from 8.20.1 to 8.21.0 in /monaco-lsp-client
* #5357: Bump esbuild and vite in /samples/browser-esm-vite-react
* #5354: Bump shell-quote from 1.8.3 to 1.8.4 in /website
* #5333: Bump dompurify from 3.2.7 to 3.4.5
* #5347: Revert "Bump dompurify from 3.2.7 to 3.4.5"
* #5337: Bump qs from 6.14.2 to 6.15.2
* #5338: Bump qs and express in /samples
* #5336: Bump qs and express in /website
* #5335: Bump webpack-dev-server from 5.2.1 to 5.2.4 in /website
* #5331: Bump ws from 8.18.3 to 8.20.1 in /monaco-lsp-client
* #5330: Bump webpack-dev-server from 5.2.1 to 5.2.4 in /samples
* #5326: Run npm audit fix and update lockfile
* #5323: Bump postcss from 8.5.6 to 8.5.14 in /samples/browser-esm-vite-react
* #5322: Bump postcss from 8.5.6 to 8.5.14 in /website
* #5320: Bump @babel/plugin-transform-modules-systemjs from 7.17.8 to 7.29.4 in /samples/browser-esm-webpack-typescript-react
* #5317: Bump fast-uri from 3.1.0 to 3.1.2 in /webpack-plugin
* #5315: Bump fast-uri from 3.0.6 to 3.1.2 in /samples
* #5316: Bump fast-uri from 3.1.0 to 3.1.2
* #5318: Bump fast-uri from 3.1.0 to 3.1.2 in /website
* #5319: Bump fast-uri from 3.1.0 to 3.1.2 in /samples/browser-esm-webpack-typescript-react
* #5313: Bump postcss from 8.4.31 to 8.5.13 in /samples
* #5308: Bump postcss from 8.5.6 to 8.5.12
* #5306: Bump postcss from 8.4.31 to 8.5.10 in /webpack-plugin
* #5301: Bump follow-redirects from 1.15.9 to 1.16.0 in /samples
* #5300: Bump follow-redirects from 1.15.11 to 1.16.0 in /website
* #5299: Bump follow-redirects from 1.15.6 to 1.16.0
* #5295: Bump vite from 5.4.21 to 6.4.2 in /samples/browser-esm-vite-react
* #5293: Bump lodash from 4.17.23 to 4.18.1 in /website
* #5292: Bump lodash from 4.17.23 to 4.18.1 in /samples
* #5290: Bump vite from 7.3.1 to 7.3.2
* #5286: Bump electron from 39.8.4 to 39.8.5 in /samples
* #5245: Bump @tootallnate/once and jsdom
* #5284: Bump lodash from 4.17.23 to 4.18.1
* #5283: Bump serialize-javascript and terser-webpack-plugin in /webpack-plugin
* #5282: Bump electron from 35.7.5 to 39.8.4 in /samples
* #4666: Bump webpack from 5.76.0 to 5.94.0
* #5280: Do not treat markdown from lsp servers as trusted
* #5249: Bump serialize-javascript, terser-webpack-plugin and copy-webpack-plugin in /website
* #5199: Bump lodash from 4.17.21 to 4.17.23 in /website
* #5200: Bump lodash from 4.17.21 to 4.17.23 in /samples
* #5175: Bump qs and express in /website
* #5166: Bump dompurify and monaco-editor-core in /monaco-lsp-client
* #5217: Bump webpack from 5.76.1 to 5.105.0 in /samples/browser-esm-webpack-typescript-react
* #5279: Bump rollup from 4.52.4 to 4.60.1 in /samples/browser-esm-vite-react
* #4943: Bump form-data from 4.0.0 to 4.0.4
* #4929: Bump webpack-dev-server from 4.15.2 to 5.2.1 in /website
* #5218: Bump webpack from 5.76.0 to 5.105.0 in /webpack-plugin
* #4905: Bump base-x from 3.0.9 to 3.0.11 in /samples/browser-esm-parcel
* #4972: Bump electron from 22.3.25 to 35.7.5 in /samples
* #5101: Bump base-x from 3.0.9 to 3.0.11
* #5114: Bump js-yaml from 4.1.0 to 4.1.1
* #5241: Bump rollup from 4.52.4 to 4.59.0 in /monaco-lsp-client
* #5247: Bump serialize-javascript from 6.0.0 to 6.0.2 in /webpack-plugin
* #5214: chore: Update outdated Git

_[Truncated at 4000 characters — full notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0]_

### v0.56.0-dev-20260625

- Date: 2026-06-25
- Version: v0.56.0-dev-20260625
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260625
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0-dev-20260625
- Labels: Pre-release

- **fixed** — Remove leftover debugger statements
- **fixed** — Fix pipeline
- **fixed** — Fix CI
- **changed** — Bump webpack-dev-server from 5.2.4 to 5.2.5
- **changed** — Bump undici from 7.24.7 to 7.28.0
- **changed** — Bump launch-editor from 2.10.0 to 2.14.1
- **changed** — Bump @babel/core from 7.17.8 to 7.29.6
- **changed** — Bump js-yaml from 4.1.1 to 4.2.0
- **changed** — Bump vite from 7.3.2 to 7.3.5
- **changed** — Bump ws from 8.20.1 to 8.21.0
- **changed** — Bump qs from 6.14.2 to 6.15.2
- **changed** — Bump postcss from 8.5.6 to 8.5.14
- **changed** — Bump fast-uri from 3.0.6 to 3.1.2
- **changed** — Bump follow-redirects from 1.15.6 to 1.16.0
- **changed** — Bump vite from 5.4.21 to 6.4.2
- **changed** — Bump lodash from 4.17.21 to 4.18.1
- **changed** — Bump electron from 35.7.5 to 39.8.5
- **changed** — Bump webpack from 5.76.0 to 5.105.0
- **security** — Do not treat markdown from LSP servers as trusted
- **changed** — Bump node-forge from 1.3.2 to 1.4.0
- **fixed** — Ensure when find widget is hidden, it is not tabbable
- **changed** — Set auto reload to false by default

##### Changes:

* #5379: Removes leftover debugger statements.
* #5376: fixes pipeline
* #5374: Bump webpack-dev-server from 5.2.4 to 5.2.5 in /samples
* #5373: Bump webpack-dev-server from 5.2.4 to 5.2.5 in /website
* #5371: Bump undici from 7.24.7 to 7.28.0
* #5372: Fixes CI
* #5363: Bump launch-editor from 2.10.0 to 2.14.1 in /samples
* #5362: Bump @babel/core from 7.17.8 to 7.29.6 in /samples/browser-esm-webpack-typescript-react
* #5361: Bump js-yaml from 4.1.1 to 4.2.0
* #5360: Bump vite from 7.3.2 to 7.3.5
<details><summary><b>See More</b></summary>

* #5358: Bump shell-quote from 1.8.3 to 1.8.4 in /samples
* #5359: Bump ws from 8.20.1 to 8.21.0 in /monaco-lsp-client
* #5357: Bump esbuild and vite in /samples/browser-esm-vite-react
* #5354: Bump shell-quote from 1.8.3 to 1.8.4 in /website
* #5333: Bump dompurify from 3.2.7 to 3.4.5
* #5347: Revert "Bump dompurify from 3.2.7 to 3.4.5"
* #5337: Bump qs from 6.14.2 to 6.15.2
* #5338: Bump qs and express in /samples
* #5336: Bump qs and express in /website
* #5335: Bump webpack-dev-server from 5.2.1 to 5.2.4 in /website
* #5331: Bump ws from 8.18.3 to 8.20.1 in /monaco-lsp-client
* #5330: Bump webpack-dev-server from 5.2.1 to 5.2.4 in /samples
* #5326: Run npm audit fix and update lockfile
* #5323: Bump postcss from 8.5.6 to 8.5.14 in /samples/browser-esm-vite-react
* #5322: Bump postcss from 8.5.6 to 8.5.14 in /website
* #5320: Bump @babel/plugin-transform-modules-systemjs from 7.17.8 to 7.29.4 in /samples/browser-esm-webpack-typescript-react
* #5317: Bump fast-uri from 3.1.0 to 3.1.2 in /webpack-plugin
* #5315: Bump fast-uri from 3.0.6 to 3.1.2 in /samples
* #5316: Bump fast-uri from 3.1.0 to 3.1.2
* #5318: Bump fast-uri from 3.1.0 to 3.1.2 in /website
* #5319: Bump fast-uri from 3.1.0 to 3.1.2 in /samples/browser-esm-webpack-typescript-react
* #5313: Bump postcss from 8.4.31 to 8.5.13 in /samples
* #5308: Bump postcss from 8.5.6 to 8.5.12
* #5306: Bump postcss from 8.4.31 to 8.5.10 in /webpack-plugin
* #5301: Bump follow-redirects from 1.15.9 to 1.16.0 in /samples
* #5300: Bump follow-redirects from 1.15.11 to 1.16.0 in /website
* #5299: Bump follow-redirects from 1.15.6 to 1.16.0
* #5295: Bump vite from 5.4.21 to 6.4.2 in /samples/browser-esm-vite-react
* #5293: Bump lodash from 4.17.23 to 4.18.1 in /website
* #5292: Bump lodash from 4.17.23 to 4.18.1 in /samples
* #5290: Bump vite from 7.3.1 to 7.3.2
* #5286: Bump electron from 39.8.4 to 39.8.5 in /samples
* #5245: Bump @tootallnate/once and jsdom
* #5284: Bump lodash from 4.17.23 to 4.18.1
* #5283: Bump serialize-javascript and terser-webpack-plugin in /webpack-plugin
* #5282: Bump electron from 35.7.5 to 39.8.4 in /samples
* #4666: Bump webpack from 5.76.0 to 5.94.0
* #5280: Do not treat markdown from lsp servers as trusted
* #5249: Bump serialize-javascript, terser-webpack-plugin and copy-webpack-plugin in /website
* #5199: Bump lodash from 4.17.21 to 4.17.23 in /website
* #5200: Bump lodash from 4.17.21 to 4.17.23 in /samples
* #5175: Bump qs and express in /website
* #5166: Bump dompurify and monaco-editor-core in /monaco-lsp-client
* #5217: Bump webpack from 5.76.1 to 5.105.0 in /samples/browser-esm-webpack-typescript-react
* #5279: Bump rollup from 4.52.4 to 4.60.1 in /samples/browser-esm-vite-react
* #4943: Bump form-data from 4.0.0 to 4.0.4
* #4929: Bump webpack-dev-server from 4.15.2 to 5.2.1 in /website
* #5218: Bump webpack from 5.76.0 to 5.105.0 in /webpack-plugin
* #4905: Bump base-x from 3.0.9 to 3.0.11 in /samples/browser-esm-parcel
* #4972: Bump electron from 22.3.25 to 35.7.5 in /samples
* #5101: Bump base-x from 3.0.9 to 3.0.11
* #5114: Bump js-yaml from 4.1.0 to 4.1.1
* #5241: Bump rollup from 4.52.4 to 4.59.0 in /monaco-lsp-client
* #5247: Bump serialize-javascript from 6.0.0 to 6.0.2 in /webpack-plugin
* #5214: chore: Update outdated GitHub Actions versions
* #5219: Bump webpack from 5.101.3 to 5.105.0 in /samples
* #5232: Bump qs and express in /samples
* #5236: Bump ajv in /website
* #5230: Bump

_[Truncated at 4000 characters — full notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260625]_

### v0.56.0-dev-20260211

- Date: 2026-02-11
- Version: v0.56.0-dev-20260211
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260211
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0-dev-20260211
- Labels: Pre-release

### v0.56.0-dev-20260210

- Date: 2026-02-10
- Version: v0.56.0-dev-20260210
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260210
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0-dev-20260210
- Labels: Pre-release

### v0.56.0-dev-20260206

- Date: 2026-02-06
- Version: v0.56.0-dev-20260206
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260206
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0-dev-20260206
- Labels: Pre-release

### v0.56.0-dev-20260205

- Date: 2026-02-05
- Version: v0.56.0-dev-20260205
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260205
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0-dev-20260205
- Labels: Pre-release

### v0.56.0-dev-20260204

- Date: 2026-02-04
- Version: v0.56.0-dev-20260204
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260204
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0-dev-20260204
- Labels: Pre-release

- **fixed** — Fix WCAG 2 AA color contrast issues in website navbar and HTML syntax highlighting

##### Changes:

* #5213: Fixes CI
* #5206: Fix WCAG 2 AA color contrast issues in website navbar and HTML syntax highlighting

This list of changes was [auto generated](https://dev.azure.com/monacotools/Monaco/_build/results?buildId=401950&view=logs).

### v0.56.0-dev-20260128

- Date: 2026-01-28
- Version: v0.56.0-dev-20260128
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260128
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0-dev-20260128
- Labels: Pre-release

### v0.56.0-dev-20260127

- Date: 2026-01-27
- Version: v0.56.0-dev-20260127
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260127
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0-dev-20260127
- Labels: Pre-release

### v0.56.0-dev-20260126

- Date: 2026-01-26
- Version: v0.56.0-dev-20260126
- Original notes: https://github.com/microsoft/monaco-editor/releases/tag/v0.56.0-dev-20260126
- Permalink: https://whatsnew.fyi/product/monaco-editor/releases/v0.56.0-dev-20260126
- Labels: Pre-release