Rename Default Branch to Main

rename-main.md

Rename Default Branch to Main

Install Github CLI and login via gh auth login

Further Reading

• GH API - Branch - Rename
• GH CLI - List Repos

rename-main.ps1

# set params
$username = 'kylemit'
$oldBranch = "master"
$newBranch = "main"

# get all user repos
$repos = gh repo list $username `
    --limit 999 --source `
    --json nameWithOwner,defaultBranchRef `
    --jq '.[].defaultBranchRef |= .name' |
    ConvertFrom-Json

# rename repos w/ oldname to new name
$repos |
    Where-Object defaultBranchRef -eq $oldBranch |
    ForEach-Object {
        gh api "repos/$($_.nameWithOwner)/branches/$oldBranch/rename" -f new_name=$newBranch
    }