Block works by tags, authors, titles, word counts, and more. Filter by language, completion status, and primary pairings with customizable highlighting.
As of
Block works on AO3 based on tags, authors, titles, word counts, and more. Filter by completion status, language, last update, and primary pairings. Customize what you see—or don't see.
* to match partial tags. For example: Abandoned* matches "Abandoned Work" and "Abandoned WIP."unless:{tag} – Block UNLESS the condition tag is present. Example: F/M unless:{Multi} blocks F/M works that don't have Multi.with:{tag} – Block ONLY IF the condition tag is present. Example: Major Character Death with:{Unhappy Ending} blocks Major Character Death only when it's tagged as Unhappy Ending.Alt+Click the work's title to add automatically.
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Install with a userscript manager:
Navigate to any AO3 works page (search results, tag pages, user profiles, bookmarks, etc.).
Click Userscripts → Advanced Blocker to open settings.
Configure your filters and click Save.
Wildcard Syntax
* to match any sequence of characters (zero or more) in tag, title, and summary blacklists.* acts as a placeholder—it can match letters, spaces, punctuation, or nothing at all.Abandoned* matches: Abandoned, Abandoned Work, Abandoned WIP*Fix* matches: Fix-It, I Can Fix Him, Fixing Things, Big FixSelf*Insert* matches: Self-Insert, Self-Insert Player, Self...Insert (with anything between)*Angst matches: Angst, Major Angst, Existential AngstConditional Blocking Syntax
Tag unless:{ConditionTag} or Tag with:{ConditionTag} to create smart filtersF/M unless:{Multi} – Blocks F/M works that don't have MultiAngst unless:{Fluff} – Blocks angsty works that don't have FluffMajor Character Death with:{Unhappy Ending} – Only blocks Major Character Death when it's tagged as Unhappy EndingExplicit with:{Dead Dove: Do Not Eat} – Only blocks Explicit works that also have the Dead Dove tagHide Completely Toggles
Strict vs Regular Tag Blocking
Tag vs. Title/Summary Matching
romance will match 'Romance' but not Slow Burn Romance.prompt catches "prompt fill," "writing prompt," and "story prompt." Wildcards are rarely needed here.Primary Relationships & Characters
Luo Binghe/Shen Yuan | Shen QingqiuLanguage Filter
English, Русский, 中文-普通话国语Big thanks to AO3 Blocker by Jaceboy and AO3 Savior by tuff.