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Adblock-rust Manager – Firefox extension to enable the Brave ad blocker

  • Hacker News

Firefox 149 ships adblock-rust (Brave's Rust engine, MPL-2.0) completely disabled with no UI. It's controlled by two about:config prefs with no WebExtension API, so you can't touch them programmatically from a standard extension. This extension gives it a UI: ETP toggle (via b...

  • Published: Apr 29, 2026
  • First seen: Apr 29, 2026
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AI Summary

Firefox 149 ships adblock-rust (Brave's Rust engine, MPL-2.0) completely disabled with no UI. It's controlled by two about:config prefs with no WebExtension API, so you can't touch them programmatically from a standard extension. This extension gives it a UI: ETP toggle (via b...

Best for

Teams evaluating AI product workflows / Builders comparing emerging tools / Operators tracking early category shifts

Why it matters

Primary discovery source is Hacker News.

Key Features

  • Primary public product URL is https://github.com/electricant/adblock-rust-manager.
  • Description: Firefox 149 ships adblock-rust (Brave's Rust engine, MPL-2.0) completely disabled with no UI. It's controlled by two about:config prefs with no WebExtension API, so you can't touch them programmatically from a standar....
  • GitHub repository is linked as electricant/adblock-rust-manager.
  • Listed on Hacker News as "Adblock-rust Manager – Firefox extension to enable the Brave ad blocker".
  • Source description: Firefox 149 ships adblock-rust (Brave's Rust engine, MPL-2.0) completely disabled with no UI. It's controlled by two about:config prefs with no WebExtension API, so you can't touch them programmatically from a standar....

Use Cases

  • Primary discovery source is Hacker News.
  • A public GitHub repo is available for direct technical review.
  • Hacker News mention is recent (2026-04-29).
  • Primary public product URL is https://github.com/electricant/adblock-rust-manager.
  • Description: Firefox 149 ships adblock-rust (Brave's Rust engine, MPL-2.0) completely disabled with no UI. It's controlled by two about:config prefs with no WebExtension API, so you can't touch them programmatically from a standar....

Why Now

Adblock-rust Manager – Firefox extension to enable the Brave ad blocker is appearing on fresh discovery surfaces, so it is worth reviewing while momentum is still forming. Confidence is currently medium (49/100), so treat this as an early signal rather than a settled trend.

Community Signals

Trend score

43.6

24h momentum

Rising

Hacker News points

38

Rising

Facts / Signals / Inference / Unknowns

Facts

  • Listed on Hacker News as "Adblock-rust Manager – Firefox extension to enable the Brave ad blocker".
  • Source description: Firefox 149 ships adblock-rust (Brave's Rust engine, MPL-2.0) completely disabled with no UI. It's controlled by two about:config prefs with no WebExtension API, so you can't touch them programmatically from a standar....
  • Source publish date is 2026-04-29.
  • Description: Firefox 149 ships adblock-rust (Brave's Rust engine, MPL-2.0) completely disabled with no UI. It's controlled by two about:config prefs with no WebExtension API, so you can't touch them programmatically from a standar....
  • GitHub repository is linked as electricant/adblock-rust-manager.
  • Primary public product URL is https://github.com/electricant/adblock-rust-manager.

Signals

  • Hacker News mention is recent (2026-04-29).
  • A public GitHub repo is available for direct technical review.
  • Primary discovery source is Hacker News.

Inference

  • Public code access can lower evaluation friction for developer audiences.

Unknowns

  • Documentation is not explicitly linked in the current allowed evidence set.
  • No tagline is stored on the current product record.
  • Pricing details are not explicitly linked in the current allowed evidence set.
  • Recent changelog or release history is not explicitly linked in the current allowed evidence set.
  • Release cadence cannot be confirmed unless a changelog or release link is explicitly provided.

Evidence Snapshots

Adblock-rust Manager – Firefox extension to enable the Brave ad blocker

Listed on Hacker News as "Adblock-rust Manager – Firefox extension to enable the Brave ad blocker".

Adblock-rust Manager – Firefox extension to enable the Brave ad blocker GitHub repository

GitHub repository is linked as electricant/adblock-rust-manager.

Adblock-rust Manager – Firefox extension to enable the Brave ad blocker official profile

Primary public product URL is https://github.com/electricant/adblock-rust-manager.

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Original Sources

Hacker News