/install head-tool
File Header Viewer
Output the beginning of files, defaulting to the first 10 lines. Essential for previewing log files, CSV headers, and large text files without loading them entirely.
Usage
head-tool [options] [file...]
Options
-n N: Show first N lines (default: 10)-c N: Show first N bytes instead of lines-q: Quiet mode (suppress filename headers)- Read from stdin when no file specified
Examples
# Show first 10 lines
head-tool data.csv
# Show first 20 lines
head-tool -n 20 log.txt
# Show first 100 bytes
head-tool -c 100 config.yaml
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install head-tool - After installation, invoke the skill by name or use
/head-tool - Provide required inputs per the skill's parameter spec and get structured output
What is Head Tool?
Display the first lines of files. Use for quickly previewing file contents, checking headers, or sampling data. It is an AI Agent Skill for Claude Code / OpenClaw, with 43 downloads so far.
How do I install Head Tool?
Run "/install head-tool" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is Head Tool free?
Yes, Head Tool is completely free, licensed under MIT-0. You can download, install and use it at no cost.
Which platforms does Head Tool support?
Head Tool is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created Head Tool?
It is built and maintained by BIN (@dinghaibin); the current version is v1.0.0.