DandelionSprout/adfilt — The place where I, DandelionSprout, store my web filter lists for countless topics, including my Nor…

Description and use

**Brief Summary**
DandelionSprout/adfilt is a public repository that houses a collection of web‑filter lists authored by DandelionSprout, most notably a Nordic‑focused ad‑blocking list. The project is essentially a curated set of plain‑text filter rules that can be dropped into any ad‑blocking or content‑filtering solution that supports the Adblock Filter List format.

**Value**

• **Ready‑made, high‑quality filter rules** for a wide range of topics (including region‑specific ad‑blocking) that save you the effort of building and maintaining your own lists.
• **Broad community adoption** – the repo has >2 k stars and dozens of forks, indicating that many users already rely on it for privacy and performance gains.
• **Simple integration** – the lists are plain text files, so they can be consumed by any compatible blocker (uBlock Origin, AdGuard, Pi‑hole, etc.) without code changes.

**Practical Adoption Path**

1. **Proof‑of‑concept** – clone the repo and point a test instance of your blocker (e.g., a local uBlock Origin profile or a Pi‑hole container) at the desired list URL. Verify that the expected requests are being blocked and that there are no false positives.
2. **Readme review** – the repository’s README contains usage instructions and a list of topics; confirm that the list format and update cadence match your operational requirements.
3. **Automation** – add the list URL to your production blocker configuration and set up a scheduled fetch (most blockers already support auto‑updates).
4. **Monitoring** – enable logging or use the blocker’s dashboard to track hit rates and any breakages; adjust or whitelist as needed.

**Production Readiness**

• **Activity**: Last commit on 2026‑05‑10, indicating active maintenance.
• **Community signals**: 2 126 stars, 179 forks, and usage across multiple ad‑blocking ecosystems demonstrate real‑world validation.
• **Stability**: The lists are static text files; integration risk is low, and updates are incremental and backward‑compatible.
• **Risk mitigation**: The only uncertainty is the integration path (e.g., how to fetch the lists in your CI/CD pipeline); a small pilot can quantify any setup overhead before full rollout.

Overall, DandelionSprout/adfilt is a production‑ready, low‑cost asset for any organization or individual looking to enhance web filtering with community‑vetted rules. A short pilot followed by standard blocker configuration should be sufficient to bring it into a stable production environment.

Problem

DandelionSprout/adfilt may be useful when its README and activity match a concrete workflow.

Outcome

High for an OSS candidate: recent activity, adoption, and ecosystem signals are strong enough for a serious pilot.

Evidence

The place where I, DandelionSprout, store my web filter lists for countless topics, including my Nordic adblock list. As simple as that, really.

Source