Windows PowerShell ConvertTo-Json equivalent in Linux
Builds JSON values or reshapes existing JSON data from the command line.
PowerShell ConvertTo-Json
jq -n OBJECT
jq -n OBJECT
jq -n OBJECT
Overview
What this command does
On Windows, "PowerShell ConvertTo-Json" is used to create or transform JSON. On Linux, the closest practical mapping shown here is "jq -n OBJECT". Builds JSON values or reshapes existing JSON data from the command line. This reference is grouped under PowerShell Equivalents → Text Processing.
Windows → Linux context
What changes when you use this on Linux?
Equivalent task, different tool
Windows PowerShell ConvertTo-Json maps to jq -n OBJECT for this task. Treat this as a workflow mapping rather than a character-for-character syntax translation.
Portable across the compared distros
The Debian/Ubuntu, Fedora and Arch rows use the same command in this mapping. Package availability or defaults can still vary, so check the installed tool version when an option behaves differently.
For the broader concept behind this mapping, read PowerShell vs Bash.
Practical tasks
Common use cases
Create or transform JSON
Builds JSON values or reshapes existing JSON data from the command line.
jq -n '{name:"Kris",active:true}'
Create a JSON object
jq -n --arg name "$USER" '{user:$name}'
Insert a shell variable safely
jq '{name:.name,id:.id}' input.json
Transform an existing object
Ready to run
Copyable Linux commands
Review paths, device names, package names and permissions before running any command.
jq -n '{name:"Kris",active:true}'
jq -n --arg name "$USER" '{user:$name}'
jq '{name:.name,id:.id}' input.json
Walkthrough
Examples with explanations
jq -n '{name:"Kris",active:true}' # create a JSON object
jq -n --arg name "$USER" '{user:$name}' # create JSON from a shell variable
jq '{name:.name,id:.id}' input.json # reshape existing JSON
Reference
Common options and variations
| Command or option | Use |
|---|---|
jq -n '{name:"Kris",active:true}' | Create a JSON object |
jq -n --arg name "$USER" '{user:$name}' | Insert a shell variable safely |
jq '{name:.name,id:.id}' input.json | Transform an existing object |
Distro differences
Debian/Ubuntu vs Fedora vs Arch
Debian/Ubuntu, Fedora and Arch all use "jq -n OBJECT" for this mapping. The command syntax shown here is portable across the three rows, although installed versions and system defaults can still vary.
| Distribution | Package manager / base | Equivalent command | Difference to notice |
|---|---|---|---|
| Debian/Ubuntu | same command | jq -n OBJECT |
Same command on this distribution. |
| Fedora | same command | jq -n OBJECT |
Same command on this distribution. |
| Arch | same command | jq -n OBJECT |
Same command on this distribution. |
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