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From claude-obsidian
Creates and edits Obsidian .base YAML files for dynamic tables, card/list views, filters, formulas, properties, and summaries over vault notes. Triggers on base creation, obsidian bases, filters, formulas, database views.
npx claudepluginhub agricidaniel/claude-obsidian --plugin claude-obsidianHow this skill is triggered โ by the user, by Claude, or both
Slash command
/claude-obsidian:obsidian-basesThis skill is limited to the following tools:
The summary Claude sees in its skill listing โ used to decide when to auto-load this skill
Obsidian Bases (launched 2025) turns vault notes into queryable, dynamic views. Tables, cards, lists, maps. Defined in `.base` files. No plugin required; it is a core Obsidian feature.
Creates and edits Obsidian .base files for database-like views of notes using global/view filters, formulas, properties, summaries, and table/card/list/map views.
Creates and edits Obsidian Bases (.base files) with table, card, list, map views, filters, formulas, properties, and summaries. Validates YAML and tests rendering for note database views.
Create and edit Obsidian Bases (.base YAML files) with views, filters, formulas, properties, and summaries for dynamic note organization in Obsidian vaults.
Share bugs, ideas, or general feedback.
Obsidian Bases (launched 2025) turns vault notes into queryable, dynamic views. Tables, cards, lists, maps. Defined in .base files. No plugin required; it is a core Obsidian feature.
Authoritative reference: If the kepano/obsidian-skills plugin is installed, prefer its canonical obsidian-bases skill. Otherwise, use the reference below. Official docs: https://help.obsidian.md/bases/syntax
.base files contain valid YAML. The root keys are filters, formulas, properties, summaries, and views.
# Global filters: apply to ALL views
filters:
and:
- file.hasTag("wiki")
- 'status != "archived"'
# Computed properties
formulas:
age_days: '(now() - file.ctime).days.round(0)'
status_icon: 'if(status == "mature", "โ
", "๐")'
# Display name overrides for properties panel
properties:
status:
displayName: "Status"
formula.age_days:
displayName: "Age (days)"
# One or more views
views:
- type: table
name: "All Pages"
order:
- file.name
- type
- status
- updated
- formula.age_days
Filters select which notes appear. Applied globally or per-view.
# Single string filter
filters: 'status == "current"'
# AND: all must be true
filters:
and:
- 'status != "archived"'
- file.hasTag("wiki")
# OR: any can be true
filters:
or:
- file.hasTag("concept")
- file.hasTag("entity")
# NOT: exclude matches
filters:
not:
- file.inFolder("wiki/meta")
# Nested
filters:
and:
- file.inFolder("wiki/")
- or:
- 'type == "concept"'
- 'type == "entity"'
== != > < >= <=
| Function | Example |
|---|---|
file.hasTag("x") | Notes with tag x |
file.inFolder("path/") | Notes in folder |
file.hasLink("Note") | Notes linking to Note |
Three types:
status, type, updatedfile.name, file.mtime, file.size, file.ctime, file.tags, file.folderformula.age_daysDefined in formulas:. Referenced as formula.name in order: and properties:.
formulas:
# Days since created
age_days: '(now() - file.ctime).days.round(0)'
# Days until a date property
days_until: 'if(due_date, (date(due_date) - today()).days, "")'
# Conditional label
status_icon: 'if(status == "mature", "โ
", if(status == "developing", "๐", "๐ฑ"))'
# Word count estimate
word_est: '(file.size / 5).round(0)'
Key rule: Subtracting two dates returns a Duration. Not a number. Always access .days first:
# CORRECT
age: '(now() - file.ctime).days'
# WRONG: crashes
age: '(now() - file.ctime).round(0)'
Always guard nullable properties with if():
# CORRECT
days_left: 'if(due_date, (date(due_date) - today()).days, "")'
views:
- type: table
name: "Wiki Index"
limit: 100
order:
- file.name
- type
- status
- updated
groupBy:
property: type
direction: ASC
views:
- type: cards
name: "Gallery"
order:
- file.name
- tags
- status
views:
- type: list
name: "Quick List"
order:
- file.name
- status
filters:
and:
- file.inFolder("wiki/")
- not:
- file.inFolder("wiki/meta")
formulas:
age: '(now() - file.ctime).days.round(0)'
properties:
formula.age:
displayName: "Age (days)"
views:
- type: table
name: "All Wiki Pages"
order:
- file.name
- type
- status
- updated
- formula.age
groupBy:
property: type
direction: ASC
filters:
and:
- file.inFolder("wiki/entities/")
- 'file.ext == "md"'
views:
- type: table
name: "Entities"
order:
- file.name
- entity_type
- status
- updated
groupBy:
property: entity_type
direction: ASC
filters:
and:
- file.inFolder("wiki/sources/")
views:
- type: table
name: "Sources"
order:
- file.name
- source_type
- created
- status
groupBy:
property: source_type
direction: ASC
![[MyBase.base]]
![[MyBase.base#View Name]]
Store .base files in wiki/meta/ for vault dashboards:
wiki/meta/dashboard.base: main content viewwiki/meta/entities.base: entity trackerwiki/meta/sources.base: ingestion log'if(done, "Yes", "No")'"Status: Active": break YAML parsingfrom: or where:: those are Dataview syntax, not Obsidian Basessort: at the root level: sorting is per-view via order: and groupBy:.base files outside the vault: they only render inside Obsidianformula.X in order: without defining X in formulas: