June 2026 performance: Delivered both feature updates and robust bug fixes across AdguardFilters and AdGuardSDNSFilter, strengthening data quality, coverage, and rule distribution. Key outcomes include updated data mappings and rules for racingnews365.com and planetrugby.com, a dataset reference update for watchporn.to, and a CDN URL migration to ensure timely distribution of ad-blocking rules. Executed extensive data-collection fixes across 25+ domains (e.g., foxdeportes.com, aniwaves.ru, holidify.com, lsusports.net, thedrive.com, cmcmotorsports.com, flightaware.com) to reduce parsing errors and improve data accuracy. Completed integration improvements and endpoint updates for sporty.com, crash.net, tweakers.net, and flightaware.com, enhancing reliability and maintainability. Reconfirmed cross-repo collaboration with AdGuardSDNSFilter to keep DNS-filtering data aligned. Overall impact: improved data reliability, broader coverage, and faster, safer updates—driving better filtering decisions and user protection. Technologies/skills demonstrated: data mapping and rules engineering, site-parse/collection pipelines, CI-ready commits, cross-repo collaboration, and integration configuration management.

May 2026 – AdguardFilters delivered meaningful reliability and coverage gains through a blend of feature deliveries, site-entry maintenance, and extensive domain-focused bug fixes. Notable features delivered include CoreLibs-based domain rule support for deluxe.pizza, Kinopoisk.ru handling updates, and site-entry updates for powder.com and ottawasun.com, plus a RedGifs.com integration refresh and a YM minor enhancement. Foundational base module scaffolding was established to enable faster future iterations, and ongoing maintenance updates were completed for external sites such as balbums.st and watch.dropout.tv. A targeted domain-blocklist improvement added diariodocomercio.com.br to the blocklist to close a gap in coverage. Major bugs and domain fixes addressed across the month include imafuji.earth, help.imdb.com, telegraaf.nl, booksy.com, pw.live, xnxx.es, städt München.de, erorealm.com, deltaforce.garena.com, vulcanadvocate.com, stonyplainreporter.com, highrivertimes.com and other high-priority domains, restoring correct blocking behavior and reducing leakage. Many of these fixes were implemented as individual commits per issue, e.g. 5bb4a34fd0fa78643e3bae84f1b2c728b5043f2b, a7ec4eabdc9281c2cf36e0bf6a3ef56966854062, 753be4178e81bc7884d721224dabd932dd7b92f5, 8ff3d2d96a292a443ff7747ad03f14bb7dbe747c, b7b4c9d307115bc44d9ad652b5106d8957ce6c42, 0439bdffcc99cdbebbd8c3227dc78ed50d98c191, and others across batch-level fixes. Top-level business value: this work increases blocking accuracy, reduces user-facing failures, and lowers maintenance costs by establishing scalable base tooling and clearer site-entry workflows. It also accelerates onboarding of new domains and helps ensure critical sites are consistently blocked as intended. Technologies/skills demonstrated: domain-rule engineering with CoreLibs, site-entry management and updates, batch-fix workflows, maintenance automation, base module scaffolding, and cross-site coordination for rapid impact across dozens of domains.

April 2026 monthly summary for AdGuard-related repositories focusing on localization, filter system enhancements, and broad-domain maintenance. Delivered key features to improve localization accuracy and domain-specific filtering, while addressing a large set of domain-level bugs to stabilize filtering and protect users across global sites.

March 2026 monthly summary for AdGuard engineering focusing on delivering targeted domain filtering improvements and broad domain data maintenance. Key feature delivered: Domain-based filtering exclusions in AdGuard SDNS Filter, enabling explicit domain exclusions with a documented CNAME note for future clarity. This supports more precise filtering policies in enterprise deployments and reduces collateral blocking. In AdguardFilters, completed batch-driven domain rule maintenance and feature work across Softpedia integration, designcompass.org, shufoo.net, ukussa.net, and cross-site updates that align mappings with current domains. Major bug fixes span hundreds of domain-specific rules across multiple sites, including twitchnosub.com, sciencenews.org, ntvspor.net, ensonhaber.com, ainzscans01.com, aeroflot.ru, xing.com, sn-online.de, giantbomb.com, pornvee.com, trivago.com.tr, and many more, with explicit commit references. A notable domain-wide effort consolidated blocklist/allowlist corrections across numerous domains to restore reliability and user experience.

February 2026 monthly summary for AdguardFilters (AdguardTeam/AdguardFilters). The team focused on expanding domain coverage, improving privacy handling, and stabilizing integrations with external sites. Deliverables emphasized business value by reducing policy-compliance risk, increasing coverage for end-user protection, and improving reliability across a broad set of domains.

January 2026 monthly summary for the AdguardFilters repository (AdguardTeam/AdguardFilters). The month was characterized by disciplined domain-rule maintenance, extensive domain coverage improvements, and rapid incident response across 40+ domains. The work delivered both features and fixes that directly enhance user privacy, blocking accuracy, and overall site compatibility.

December 2025 monthly delivery focused on stability, domain coverage, and integration improvements across AdGuard products. Key achievements include extensive bug fixes across AdguardFilters for numerous partner sites, the introduction of new ad-block lists in AdGuardSDNSFilter, MV3 TrackParam exclusions, and large-scale domain blocklist updates and site data refreshes. The work improves blocking accuracy, reduces false positives, enhances data extraction reliability, and strengthens cross-team collaboration across multiple repos. Top business-value outcomes: - Higher fidelity blocking and fewer false positives across a broad set of domains, improving user trust and safety. - Faster response to evolving site structures via batch updates and domain-specific fixes. - Clearer user guidance and expanded filtering capabilities with new sublists in the DNS-filtering product. - Improved MV3 extension compatibility and maintainability through TrackParam exclusions. - Reduced technical debt and increased stability via deprecation cleanup.

Month: 2025-11 — AdguardFilters (AdguardTeam) Overview: - Delivered extensive domain blocklist updates and targeted fixes across multiple batches to strengthen blocking coverage and reliability for users. Key features delivered: - Domain blocklist updates across 20+ domains (Batch 1, issues #218109–#218183), improving blocking coverage for sites such as eroinside.com, hentai420.com, betmatiktv95.com, vegatv70.shop, and many others. - External-domain fixes across Batch 9 (14 sites), stabilizing domain handling and ensuring correct rule application across streaming, news, and shopping domains. - Resource and integration updates including perplexity.ai reference update, fresources.tech resource fix/update, plus Hentaimama.tv and Dizi16.life integration updates to keep third-party mappings current. Major bugs fixed: - Large set of domain fixes across dozens of external domains with issue-linked commits (#218XXX), improving accuracy and reducing mis-blocking (examples include authenticateme.xyz, macizlevip741.sbs, fukushima-hook.jp, businesswire.com, inverse.com, radpowerbikes.com, eteknix.com, letelegramme.fr, tech.eu, mattsfitchef.com, and many more). - Consolidated fixes for streaming site references and batch 9 external domain handling to restore expected behavior across sites. Overall impact and accomplishments: - Significantly enhanced blocking coverage and reliability, reducing exposure to malicious domains and improving user experience. - Improved maintainability and auditability through clear, issue-mapped commits and batch-driven remediation. - Demonstrated strong cross-domain coordination and integration stability in a large-scale domain-blocklist project. Technologies/skills demonstrated: - Batch remediation, data-driven domain fixes, and commit hygiene with explicit issue mappings. - Cross-site domain mapping and resource reference maintenance. - QA-friendly change management and impact assessment for performance reviews.

Month 2025-10 recap for AdguardFilters: Delivered centerpiece features, resolved a broad set of site-specific blocking issues, and enhanced domain mappings and data accuracy across the repository. The work improved filtering precision, reduced false positives, and reinforced cross-site consistency, driving better user experience and higher trust in automated ad-blocking rules. Highlights include major site integration updates, new domain support, and data refreshes that ensure current coverage across top domains.

September 2025 performance summary focusing on delivering user-facing features, stabilizing domain integrations, and cross-repo collaboration across AdGuard products. Highlights include the introduction of two core features in AdguardFilters, a targeted domain-exception fix in AdGuardSDNSFilter, and a broad set of domain bug fixes that substantially improved reliability and site compatibility.

August 2025: Consolidated domain blocklist maintenance and domain data improvements across three AdGuard repos. In AdguardFilters, delivered bulk updates to domain blocklist rules covering 18+ domains (e.g., civicclubtr.com, discord.com, macrehberi.com, m.motointegrator.de, doujinantena.top, relazo.net, arenasportshd.com, macizlevip315.shop, edge tracker, kurogame.xyz, tv.minkei.net, f2movies.tube, sling.com, with.kodansha.co.jp, and the removal/update of several entries). Also performed targeted domain data fixes for goley90canlitv3003.site, pokekameshi.com, mashlife.doorblog.jp, kitaaa.net, abr.ge, lyf.eu, rte.ie, smitefire.com, hakemtv1.com, taraftariumizle.in, and many others, collectively boosting data accuracy and blocking fidelity. In AdGuardSDNSFilter, added a tv2play.hu exception rule to unblock traffic previously blocked via cdn.atmedia.hu and publisher1st.com (issue #210955). In HostlistsRegistry, updated the Temu domain blocklist to extend ad-blocking coverage. Overall, delivered dozens of domain-data corrections and updates across 3 repos, enhancing security, performance, and user experience by reducing noise and improving blocking accuracy.

July 2025 performance summary: Delivered domain expansion and a broad set of bug fixes across two key repositories, improving reliability, data integrity, and user experience for multiple sites. The work balancing feature delivery with rapid incident resolution demonstrates strong cross-repo collaboration, documentation/dataset maintenance, and a focus on business value.

March 2025 — Localization Asset Management for Hostlists Registry: Delivered multi-language support groundwork by enabling build-time translation downloads, updating translation assets, and cleaning up unused locale files. These changes streamline localization resources, reduce ongoing maintenance, and position AdguardTeam/HostlistsRegistry for scalable internationalization and faster time-to-market for localized builds.

Concise monthly summary for 2024-11 focused on key deliverables, quality improvements, and impact for the AdGuard SDNSFilter repo.