# Filter

> Create and manage reusable filter rules for email, news, search results, and structured task streams. Designed to reduce noise and preserve signal in OpenClaw workflows.

- Skill: `dvcrn/filter` (Agent Skill, multi-file: 4 files)
- Install (CLI): `npx skillmds@latest add dvcrn/filter`
- Raw SKILL.md: https://api.skillmd.com/api/skills/dvcrn/filter/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Productivity
- Author: dvcrn (https://skillmd.com/u/dvcrn)
- Updated: 2026-09-08
- Page: https://skillmd.com/skills/dvcrn/filter

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# Filter

Filter is a rule-based skill for reducing noise and preserving signal.

It helps create and manage reusable filter rules for:
- email
- news
- search results
- structured task streams
- JSON-like data

## What this skill does
- creates filter rules
- stores reusable rules locally
- supports priority-based filtering
- supports allowlists and blocklists
- prepares rule sets for future filtering workflows

## Best use cases
- email triage
- news feed cleanup
- search result cleanup
- task stream narrowing
- structured data filtering

## Inputs
- content type
- filter criteria
- priority level

## Output
- saved filter rule
- reusable local rule set
- rule summary