Tac Tool

Concatenate and display files in reverse line order (last line first). Use for viewing log files from newest entries and reversing file content.

Audits

Pass

ClawScanPass

Agentic behavior and permission review.

Static analysisPass

Pattern checks against bundled files.

VirusTotalPass

Multi-engine malware detections and file reputation.

Install

openclaw skills install tac-tool

Tac - Reverse File Concatenation

Display file contents with lines in reverse order. The last line appears first, making it useful for viewing recent log entries and processing data in reverse.

Usage

tac-tool [options] <file...>

Examples

tac-tool log.txt
tac-tool file1.txt file2.txt > reversed_combined.txt