1.73.1b6

• Remove support for cap_user_stylesheet
• Improve scriptlets framework
• Add env_brave preparser token (by @ryanbr)
• Add set/unset/given cookie values (by @ryanbr)
• Add procedural operator content(...), to lookup elements inside template tags
• Improve prevent-clipboard-write scriptlet
• Improve json-edit scriptlet
• Revisit scriptlets' getExtraArgs implementation

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Commits to Master Since This Release

How to Install the Developer Build:

• Firefox: Download the build from uBlock0_1.73.1b6.firefox.signed.xpi
  uBO works best on Gecko-based browsers, check out why
• Chromium: Install directly from the Chrome Web Store

1.73.1b5

• Remove support for cap_user_stylesheet
• Improve scriptlets framework
• Add env_brave preparser token (by @ryanbr)
• Add set/unset/given cookie values (by @ryanbr)
• Add procedural operator content(...), to lookup elements inside template tags
• Improve prevent-clipboard-write scriptlet
• Improve json-edit scriptlet
• Revisit scriptlets' getExtraArgs implementation

---

Commits to Master Since This Release

How to Install the Developer Build:

• Firefox: Download the build from uBlock0_1.73.1b5.firefox.signed.xpi
  uBO works best on Gecko-based browsers, check out why
• Chromium: Install directly from the Chrome Web Store

1.73.1b4

• Add procedural operator content(...), to lookup elements inside template tags
• Improve prevent-clipboard-write scriptlet
• Improve json-edit scriptlet
• Revisit scriptlets' getExtraArgs implementation

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Commits to Master Since This Release

How to Install the Developer Build:

• Firefox: Download the build from uBlock0_1.73.1b4.firefox.signed.xpi
  uBO works best on Gecko-based browsers, check out why
• Chromium: Install directly from the Chrome Web Store

1.73.1b1

• Improve json-edit scriptlet
• Revisit scriptlets' getExtraArgs implementation

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Commits to Master Since This Release

How to Install the Developer Build:

• Firefox: Download the build from uBlock0_1.73.1b1.firefox.signed.xpi
  uBO works best on Gecko-based browsers, check out why
• Chromium: Install directly from the Chrome Web Store

1.73.0

Commits to master since this release
Commits since last release

To install the stable build:

• Firefox: Install from AMO: https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/
  uBO works best on Firefox
• Chromium: Install from the Chrome store: https://chrome.google.com/webstore/detail/ublock-origin/cjpalhdlnbpafiamejdnhcphjbkeiagm
  • About Google Chrome's "This extension may soon no longer be supported"
  • As per latest update from Google Chrome, "Aug 31st 2026: All remaining Manifest V2 extensions removed from the Chrome Web Store"
• Edge: Install from Microsoft Store: https://microsoftedge.microsoft.com/addons/detail/odfafepnkmbhccpbejgmiehpchacaeak
• Opera: Install from Opera addons: https://addons.opera.com/en/extensions/details/ublock/

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• [logger] Preserve whitespace characters
• Improve proxy-apply utility scriptlet
• Improve abort-current-script scriptlet
• Improve prevent-addEventListener scriptlet
• Add shim for piano-analytics.js
• Improve trusted-click-element scriptlet
• Add prevent-clipboard-write scriptlet
• Improve prevent-bab scriptlet
• [jsonpath] Increase RFC9535 compliance
• Dot notation before bracket notation is not valid

1.72.2

Commits to master since this release
Commits since last release

To install the stable build:

• Firefox: Install from AMO: https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/
  uBO works best on Firefox
• Chromium: Install from the Chrome store: https://chrome.google.com/webstore/detail/ublock-origin/cjpalhdlnbpafiamejdnhcphjbkeiagm
  • About Google Chrome's "This extension may soon no longer be supported"
  • As per latest update from Google Chrome, "Aug 31st 2026: All remaining Manifest V2 extensions removed from the Chrome Web Store"
• Edge: Install from Microsoft Store: https://microsoftedge.microsoft.com/addons/detail/odfafepnkmbhccpbejgmiehpchacaeak
• Opera: Install from Opera addons: https://addons.opera.com/en/extensions/details/ublock/

---

• Add missing test against null object

1.72.0

Commits to master since this release
Commits since last release

To install the stable build:

• Firefox: Install from AMO: https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/
  uBO works best on Firefox
• Chromium: Install from the Chrome store: https://chrome.google.com/webstore/detail/ublock-origin/cjpalhdlnbpafiamejdnhcphjbkeiagm
  • About Google Chrome's "This extension may soon no longer be supported"
  • As per latest update from Google Chrome, "Aug 31st 2026: All remaining Manifest V2 extensions removed from the Chrome Web Store"
• Edge: Install from Microsoft Store: https://microsoftedge.microsoft.com/addons/detail/odfafepnkmbhccpbejgmiehpchacaeak
• Opera: Install from Opera addons: https://addons.opera.com/en/extensions/details/ublock/

---

• Fix broken rendering of final URL in strict-block page
• Fix potential exception in set-attribute scriptlet
• Improve parsing/interpretation of consecutive $$ in network filters
• Improve googlesyndication_adsbygoogle shim
• Add edit-object-on-[getter|setter] scriptlets
• JSONPath: Test presence/absence of property w/ quantifier extension
• Prefix JSONPath queries with v2: to benefit increased rfc9535 conformance
• Add regex-based selectors to JSONPath
• Improve JSONPath; add [trusted-]edit-element-object scriptlets
• Improve JSONPath: add support for double quote for names
• Add edit-this-object/trusted-edit-this-object scriptlets
• Minor improvement to trusted-replace-argument scriptlet
• Fix test for header matching when using negated value
• Improve trusted-click-element scriptlet
  • aa028eacd0
• Improve google-ima shim
• Add ISO-8859-2 as alias of Windows-1250 in text encoder

1.71.0

Commits to master since this release
Commits since last release

To install the stable build:

• Firefox: Install from AMO: https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/
  uBO works best on Firefox
• Chromium: Install from the Chrome store: https://chrome.google.com/webstore/detail/ublock-origin/cjpalhdlnbpafiamejdnhcphjbkeiagm
  • About Google Chrome's "This extension may soon no longer be supported"
  • As per latest update from Google Chrome, MV2 support will be completely removed in version 139.
• Edge: Install from Microsoft Store: https://microsoftedge.microsoft.com/addons/detail/odfafepnkmbhccpbejgmiehpchacaeak
• Opera: Install from Opera addons: https://addons.opera.com/en/extensions/details/ublock/

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• Improve freeze-element-property scriptlet
• Add support for network filter option top=
• Fix JS code extraction from web accessible resources
• Add freeze-element-property scriptlet
• [chromium]Categorize .svg resources as image type
• Add prevent-navigation scriptlet
• Fix editor's autocomplete for first filter option
• Add new filter option: requestheader
• Minor improvement of trusted-create-html scriptlet

1.70.0

Commits to master since this release
Commits since last release

To install the stable build:

• Firefox: Install from AMO: https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/
  uBO works best on Firefox
• Chromium: Install from the Chrome store: https://chrome.google.com/webstore/detail/ublock-origin/cjpalhdlnbpafiamejdnhcphjbkeiagm
  • About Google Chrome's "This extension may soon no longer be supported"
  • As per latest update from Google Chrome, MV2 support will be completely removed in version 139.
• Edge: Install from Microsoft Store: https://microsoftedge.microsoft.com/addons/detail/odfafepnkmbhccpbejgmiehpchacaeak
• Opera: Install from Opera addons: https://addons.opera.com/en/extensions/details/ublock/

---

• Improve json-edit-related scriptlets
• Improve trusted-create-html scriptlet
• Improve prevent-fetch scriptlet
• Fix handling of extraMatch parameter in trusted-click-element scriptlet
• Improve generateContentFn helper scriptlet
• Improve prevent-xhr scriptlet
• Improve proxyApplyFn helper scriptlet

1.69.0

Commits to master since this release
Commits since last release

To install the stable build:

• Firefox: Install from AMO: https://addons.mozilla.org/en-US/firefox/addon/ublock-origin/
  uBO works best on Firefox
• Chromium: Install from the Chrome store: https://chrome.google.com/webstore/detail/ublock-origin/cjpalhdlnbpafiamejdnhcphjbkeiagm
  • About Google Chrome's "This extension may soon no longer be supported"
  • As per latest update from Google Chrome, MV2 support will be completely removed in version 139.
• Edge: Install from Microsoft Store: https://microsoftedge.microsoft.com/addons/detail/odfafepnkmbhccpbejgmiehpchacaeak
• Opera: Install from Opera addons: https://addons.opera.com/en/extensions/details/ublock/

---

• Add adthrive shim
• Add elem.shadowRoot fallback in getShadowRoot (by @antonok-edm)
• Fix merging of uncommitted filters
• Improve urlskip implementation
• Improve set-attr/trusted-set-attr scriptlets
• Improve trusted-create-html scriptlet
• Add Anti-AI Suggestions list (by @ryanbr)
• Unescape unduly escaped | in regex-based domain options
• Mind id/class changes in generic cosmetic filtering surveyor
• Fix specifichide option
• Improve prevent-addEventListener scriptlet
• Add nitropay_ads.js shim
• Improve scriptlets proxying fetch
• Improve google-ima shim
• [firefox] Change minimum required version to 115
• Fix regression in prevent-fetch scriptlet
• Add prevent-dialog scriptlet