GitHub - mc7h/lazycron: A terminal UI for managing cron jobs, systemd timers, and launchd agents. Inspired by lazygit and lazydocker.

A terminal UI for managing cron jobs, systemd timers, and launchd agents. Inspired by lazygit and lazydocker.

Features

Unified view of scheduled tasks across cron, systemd, and launchd
Natural language schedule input ("every day at 2pm", "every weekday at 9:30")
Heatmap visualization of job execution history
Full CRUD: create, edit, delete, run now
No daemon or database — reads directly from system logs

Platform Support

	cron	systemd	launchd
macOS	yes	—	yes
Linux	yes	yes	—

Unavailable providers are hidden automatically — no empty states or disabled UI elements.

Feature Matrix

Feature	cron	systemd	launchd
List jobs	yes	yes	yes
Create	yes	yes (sudo)	yes
Edit	yes	yes (sudo)	yes
Delete	yes (confirm)	yes (confirm)	yes (confirm)
Run now	yes	yes	yes
Enable/disable	—	yes (space)	yes (space)
History heatmap	when ran only*	exit codes	exit codes
Next run computation	yes	yes	yes

* Cron logs don't include exit codes — the heatmap shows when jobs ran but not whether they succeeded.

Keyboard Shortcuts

Key	Action
j/k, arrows	Navigate job list / scroll heatmap
tab	Cycle panel focus
n	New job
e	Edit selected job
d	Delete (press twice to confirm)
r	Run selected job now
space	Enable/disable (systemd/launchd)
a/c/s/l	Filter by type
+/-	Zoom heatmap (7/14/30 days)
R	Refresh
?	Help overlay
q	Quit

Build & Run

Requires Go 1.26+.

go build -o lazycron .
./lazycron

Test

Integration tests (require real crontab/systemctl/launchctl) are guarded by build tags:

go test ./... -tags integration

Schedule Input

Type natural language when creating or editing a job:

every day at 2am          ->  0 2 * * *
every weekday at 3pm      ->  0 15 * * 1-5
every monday at 9:30      ->  30 9 * * 1
every 5 minutes           ->  */5 * * * *
1st of the month at midnight  ->  0 0 1 * *

The resolved cron expression and next 3 run times are shown live as you type.