holla-cli

CLI for interacting with Slack from the terminal.

holla slack <command> <action> [--flags]

Install

# From source
bun install
bun run build  # outputs dist/holla

# Or run directly
bun run src/index.ts

Quick Start

# Authenticate via OAuth (opens browser)
holla slack auth login

# Or paste a token directly
holla slack auth login --token xoxb-...

Commands

Auth

holla slack auth login        # OAuth login (default) or --token
holla slack auth logout       # Remove stored credentials
holla slack auth status       # Show auth status for all workspaces

Channels

holla slack channels list                          # List channels
holla slack channels info --channel #general       # Channel details
holla slack channels history --channel #general    # Message history
holla slack channels create --name new-channel     # Create channel
holla slack channels join --channel #general       # Join channel
holla slack channels leave --channel #general      # Leave channel
holla slack channels topic --channel #general --topic "New topic"

Chat

holla slack chat send --channel #general --message "Hello!"
echo "piped message" | holla slack chat send --channel #general
holla slack chat edit --channel #general --ts 1234 --message "Updated"
holla slack chat delete --channel #general --ts 1234
holla slack chat schedule --channel #general --message "Later" --post-at 1735689600

Search

holla slack search messages --query "deploy"
holla slack search files --query "report"

Users

holla slack users list
holla slack users info --user @john
holla slack users find --email john@example.com
holla slack users profile --user @john

Reactions

holla slack reactions add --channel #general --ts 1234 --name thumbsup
holla slack reactions remove --channel #general --ts 1234 --name thumbsup

Files

holla slack files upload --channel #general --file ./report.pdf
holla slack files list
holla slack files delete --file F1234

Other Commands

holla slack pins add/list/remove
holla slack stars add/list/remove
holla slack bookmarks add/edit/list/remove
holla slack reminders add/list/info/complete/delete
holla slack dnd status/snooze/unsnooze/end
holla slack groups create/list/update/enable/disable/members/set-members
holla slack emoji list
holla slack team info/profile

Raw API Passthrough

For any Slack API method not covered by the commands above:

holla slack api conversations.requestSharedInvite.approve --invite-id I123
holla slack api chat.scheduledMessages.list
holla slack api admin.conversations.restrictAccess.addGroup --channel-id C123

Name Resolution

Use #channel and @user syntax — they resolve to IDs automatically:

holla slack chat send --channel #general --message "Hello!"
holla slack users info --user @john

Raw IDs work too: --channel C01234567

Output Formats

holla slack channels list              # table (default)
holla slack channels list --json       # JSON output
holla slack channels list --plain      # tab-separated, no color

Multi-Workspace

# With one workspace, --workspace can be omitted
holla slack channels list

# With multiple workspaces, specify which one
holla slack channels list --workspace circles

Skills

Skill	Description
slack	Interact with Slack — send messages, read threads, search, manage canvases, and more

Claude Code

# Add marketplace
/plugin marketplace add circlesac/holla-cli

# Install plugin
/plugin install holla

Pi

pi install git:circlesac/holla-cli
# or: npx @mariozechner/pi-coding-agent install git:circlesac/holla-cli

Environment Variables

Variable	Description
SLACK_TOKEN	Override token for all commands
SLACK_CLIENT_ID	Custom OAuth client ID
SLACK_CLIENT_SECRET	Custom OAuth client secret