Viddy

viddy

Modern watch command.

Runs as viddy|macOS, Linux, Windows|github.com

Open form in Otty otty.toml

Command form

ai-draft · 1 task · 10 fields

Run a command periodically and browse its output history with diff highlighting. Save/load of history, shell selection and mouse options are left out.

Opens the form; the finished command lands at your prompt, unrun

Run in Otty

otty gui viddy

Watch a commandExample values, fixed in this page — nothing here reaches a terminal

Basic

Command*

string

Interval

string

Highlight changes

--differences

TasksEach one presets the form for one job

Watch with diff highlighting

intervaldifferencescommand

ParametersOnly these flags are editable in the form

Interval

Wait between updates, e.g. 2s or 500ms (minimum 100ms).
string

--interval-n

Highlight changes

boolean

--differences-d

Highlight deletions

boolean

--deletion-differences-D

Precise intervals

boolean

--precise-p

Hide header

boolean

--no-title-t

No line wrapping

boolean

--unfold-w

Skip unchanged snapshots

boolean

--skip-empty-diffs-s

Ring bell on change

boolean

--bell-b

Exec directly (no shell)

boolean

--exec-x

Command

string · positional 0 · repeatable

SourcesEvery flag above is checked against these

help

-n, --interval Seconds to wait between updates (>= 100ms) -d, --differences Highlight changes between updates -D, --deletion-differences Highlight deletion changes between updates -p, --precise Attempt run command in precise intervals -t, --no-title Turn off header -w, --unfold Turn off line wrapping -s, --skip-empty-diffs Skip snapshots with no chang…

helpmaster 2026-10-27

github.com

Before it fills your prompt, Otty checks the installed viddy against its version. A form that does not match your version is not offered.