Natural input
Type events the way you say them: “lunch with Sarah tomorrow at 1” or “team sync every Monday”.
A calendar for hackers
A free, open-source desktop calendar. Works with Google, iCloud, Outlook and CalDAV.
Built for Omarchy + Linux
Available for macOS + Linux
Meeting at 3pm
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June 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
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Wednesday 10 Jun
No events
Thursday 11 Jun
18:45 - 19:45
Yoga class
Friday 12 Jun
16:00 - 16:45
Founders all-hands
Saturday 13 Jun
19:00 - 22:00
Birthday drinks for Tom
Monday 15 Jun
13:00 - 15:30
Sunday roast with friends
Wednesday 17 Jun
13:30 - 15:00
Pairing on auth flow
Thursday 18 Jun
Recycling collection
Friday 19 Jun
17:00 - 18:00
Release 1.8.0 deploy
Saturday 20 Jun
14:00 - 16:00
IKEA delivery slot
Monday 22 Jun
20:00 - 22:30
Eurostar weekend to Paris
Tuesday 23 Jun
10:30 - 11:30
Design handoff review
Yesterday 24 Jun
No events
Today 25 Jun
11:00 - 12:00
Backend API planning
Tomorrow 26 Jun
09:30 - 10:00
Product stand-up
19:00 - 20:00
Grocery delivery
Saturday 27 Jun
20:00 - 21:00
Dinner
Sunday 28 Jun
10:30 - 12:30
Sunday walk and coffee
Monday 29 Jun
14:00 - 14:30
1:1 with John
Tuesday 30 Jun
09:00 - 10:00
Boiler service
Wednesday 1 Jul
10:00 - 11:00
Sprint planning
Thursday 2 Jul
15:30 - 16:30
Investor demo rehearsal
Friday 3 Jul
19:30 - 22:00
West End theatre night
Sunday 5 Jul
Council tax payment
Monday 6 Jul
09:30 - 10:00
Product stand-up
Tuesday 7 Jul
18:30 - 19:30
Climbing session
Wednesday 8 Jul
11:00 - 12:00
Roadmap review
Thursday 9 Jul
15:00 - 16:00
Hiring sync
Friday 10 Jul
20:00 - 23:00
Summer party
Sunday 12 Jul
12:00 - 14:00
Picnic in the park
Today
Month
Mon
Tue
Wed
Thu
Fri
Sat
Sun
June 1
June 2
June 3
June 4
June 5
June 6
June 7
18:00 Pottery class
10:00 Quarterly planning
19:30 Book club
14:00 Customer interview
11:00 Farmers market
June 8
June 9
June 10
June 11
June 12
June 13
June 14
10:00 Laundry
11:00 Data pipeline incident review
18:45 Yoga class
16:00 Founders all-hands
19:00 Birthday drinks for Tom
June 15
June 16
June 17
June 18
June 19
June 20
June 21
Recycling collection
13:00 Sunday roast with friends
13:30 Pairing on auth flow
17:00 Release 1.8.0 deploy
14:00 IKEA delivery slot
June 22
June 23
June 24
June 25
June 26
June 27
June 28
20:00 Eurostar weekend to Paris
10:30 Design handoff review
11:00 Backend API planning
09:30 Product stand-up
19:00 Grocery delivery
20:00 Dinner
10:30 Sunday walk and coffee
June 29
June 30
July 1
July 2
July 3
July 4
July 5
Council tax payment
14:00 1:1 with John
09:00 Boiler service
10:00 Sprint planning
15:30 Investor demo rehearsal
19:30 West End theatre night
Location
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All-day
Repeat
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Reminders
10 minutes before
Notes
Your calendar is a folder
Every event is a plaintext .ics file on your machine. Script it, or give it to an agent. No MCP server needed.
caldir
Name Size Kind
- google-work -- Folder
- 2026-06-23T1030__design-handoff-review.ics 1 KB iCalendar
- 2026-06-25T1100__backend-api-planning.ics 1 KB iCalendar
- 2026-06-26T0930__product-stand-up.ics 1 KB iCalendar
- icloud-personal -- Folder
- 2023-08-12T0710__flight-to-lisbon.ics 1 KB iCalendar
- 2023-08-22T1805__flight-to-london.ics 1 KB iCalendar
- 2024-03-08T1120__flight-to-tokyo.ics 1 KB iCalendar
- 2024-03-24T0945__flight-to-london.ics 1 KB iCalendar
- 2025-05-02T0830__flight-to-new-york.ics 1 KB iCalendar
- 2025-05-11T2200__flight-to-london.ics 1 KB iCalendar
- 2025-10-03T0655__flight-to-porto.ics 1 KB iCalendar
- 2025-10-11T1740__flight-to-london.ics 1 KB iCalendar
- 2026-06-26T1900__grocery-delivery.ics 1 KB iCalendar
- 2026-06-28T1030__sunday-walk-and-coffee.ics 1 KB iCalendar
claude
Claude Code v2.1.280
Opus 5.5 · Claude Max
~/caldir
> How many days did I spend abroad in the last 3 years?
● Bash(ls ~/caldir/*/ | grep flight)
⎿ 2023-08-12T0710__flight-to-lisbon.ics
2023-08-22T1805__flight-to-london.ics
2024-03-08T1120__flight-to-tokyo.ics
… +5 lines (ctrl+o to expand)
● You spent 43 days abroad across 4 trips:
Portugal 18 days
Japan 16 days
United States 9 days
>
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Mon
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Daily standup · in 16 min
Today Thu 25 Jun 09:30 Daily standup 12:00 Lunch with Maya 18:30 Climbing session
Tomorrow Fri 26 Jun 10:00 Design review
In your bar
See your next meeting in the Omarchy bar and join it in one click. Get the widget →
Type a command… Ctrl K
Calendar
Add event to selected day A
Duplicate selected event D
Search events… /
View
Display month view M
Display week view W
Display board view B
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Every action a keystroke away.
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Install any community theme or bring your own CSS. Learn more →
Meeting at 3pm
Location
Add timezone
All-day
Repeat
Add Google Meet
Join meeting
Add participant
Add link
Reminders
10 minutes before
1 hour before
2 hours before
Notes
Add Event
June 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
6
7
8
9
10
11
12
Today 25 Jun
11:00 - 12:00
Backend API planning
Tomorrow 26 Jun
09:30 - 10:00
Product stand-up
19:00 - 20:00
Grocery delivery
Saturday 27 Jun
20:00 - 21:00
Dinner
Sunday 28 Jun
10:30 - 12:30
Sunday walk and coffee
Monday 29 Jun
14:00 - 14:30
1:1 with John
Tuesday 30 Jun
09:00 - 10:00
Boiler service
Wednesday 1 Jul
10:00 - 11:00
Sprint planning
Thursday 2 Jul
15:30 - 16:30
Investor demo rehearsal
Friday 3 Jul
19:30 - 22:00
West End theatre night
Sunday 5 Jul
Council tax payment
Monday 6 Jul
09:30 - 10:00
Product stand-up
Tuesday 7 Jul
18:30 - 19:30
Climbing session
Wednesday 8 Jul
11:00 - 12:00
Roadmap review
Thursday 9 Jul
15:00 - 16:00
Hiring sync
Friday 10 Jul
20:00 - 23:00
Summer party
Sunday 12 Jul
12:00 - 14:00
Picnic in the park
Today
Month
Mon
Tue
Wed
Thu
Fri
Sat
Sun
June 1
June 2
June 3
June 4
June 5
June 6
June 7
18:00 Pottery class
10:00 Quarterly planning
19:30 Book club
14:00 Customer interview
11:00 Farmers market
June 8
June 9
June 10
June 11
June 12
June 13
June 14
10:00 Laundry
11:00 Data pipeline incident review
18:45 Yoga class
16:00 Founders all-hands
19:00 Birthday drinks for Tom
June 15
June 16
June 17
June 18
June 19
June 20
June 21
Recycling collection
13:00 Sunday roast with friends
13:30 Pairing on auth flow
17:00 Release 1.8.0 deploy
14:00 IKEA delivery slot
June 22
June 23
June 24
June 25
June 26
June 27
June 28
20:00 Eurostar weekend to Paris
10:30 Design handoff review
11:00 Backend API planning
09:30 Product stand-up
19:00 Grocery delivery
20:00 Dinner
10:30 Sunday walk and coffee
June 29
June 30
July 1
July 2
July 3
July 4
July 5
Council tax payment
14:00 1:1 with John
09:00 Boiler service
10:00 Sprint planning
15:30 Investor demo rehearsal
19:30 West End theatre night
Location
Add timezone
All-day
Repeat
Add Google Meet
Join meeting
Add participant
Add link
Reminders
10 minutes before
Notes
Plus the calendar stuff you want.
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Works offline. Keep planning on a plane. Changes sync when you land.
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Search. Track down any event, even one from years ago.
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Invitations. Reply to invites without opening a browser.
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Calendar groups. Hide work on weekends, or see everything at once.
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Reminders. Never miss a meeting with desktop notifications.
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Cross-platform. One calendar for your Linux desktop and your Mac.
Built by T4T5 + contributors