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Unitconv
by
bytesagain4
· GitHub ↗
· v3.0.0
· MIT-0
372
Downloads
0
Stars
2
Active Installs
10
Versions
Install in OpenClaw
/install unitconv
Description
Convert units for length, weight, temperature, data, and speed. Use when switching measurement systems, sizing storage, or adjusting recipe quantities.
Usage Guidance
This skill appears to be a straightforward unit converter with no network calls or credential usage. Before installing, verify how the script will be invoked in your agent environment (SKILL.md expects a `unitconv` command but the repository provides scripts/script.sh), and confirm the platform will place or wrap that script on PATH or otherwise call it safely in a sandbox. If you want extra assurance, open and review scripts/script.sh (already included) — it contains only simple arithmetic and unit mappings. There are no obvious signs of exfiltration or unrelated capabilities.
Capability Analysis
Type: OpenClaw Skill
Name: unitconv
Version: 3.0.0
The skill contains a command injection vulnerability in the `calc` function within `scripts/script.sh`. User-provided input (the `<value>` argument) is passed directly into an `awk` command string without sanitization, which could allow an attacker to execute arbitrary shell commands. While the script's logic is consistent with its stated purpose as a unit converter and lacks evidence of intentional malice or data exfiltration, the lack of input validation poses a significant security risk.
Capability Assessment
Purpose & Capability
Name/description (unit conversion) match the included script and SKILL.md. The script implements conversions for the listed unit categories with no unrelated functionality.
Instruction Scope
SKILL.md describes running a `unitconv` command and states it uses awk for math; the included scripts/script.sh implements the functionality and calls awk. There is a minor operational inconsistency: SKILL.md examples call `unitconv` but no install steps are provided to place scripts/script.sh on PATH as `unitconv`. This is an operational/usability note rather than a security concern.
Install Mechanism
No install spec is provided (instruction-only) and the single script is readable; nothing is downloaded or extracted from external URLs. This is low-risk from an installation perspective.
Credentials
The skill requests no environment variables, credentials, or config paths. The script reads only its CLI arguments and uses awk; no sensitive environment access is attempted.
Persistence & Privilege
The skill does not request permanent presence (always:false) and does not modify system or other skill configurations. It does not require elevated privileges.
How to Use
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install unitconv - After installation, invoke the skill by name or use
/unitconv - Provide required inputs per the skill's parameter spec and get structured output
Version History
v3.0.0
v3.0.0: Complete rewrite with real functionality.
v2.0.1
update
v2.0.0
v2.5 standard: Use-when desc, homepage, source, security fix
v1.0.6
old template -> domain-specific v2.0.0
v1.0.5
old template -> domain-specific v2.0.0
v1.0.4
Quality upgrade
v1.0.3
Quality upgrade: custom functionality
v1.0.2
De-template, unique content, script cleanup
v1.0.1
Quality fix: cleaner docs, removed flags
v1.0.0
Initial release
Metadata
Frequently Asked Questions
What is Unitconv?
Convert units for length, weight, temperature, data, and speed. Use when switching measurement systems, sizing storage, or adjusting recipe quantities. It is an AI Agent Skill for Claude Code / OpenClaw, with 372 downloads so far.
How do I install Unitconv?
Run "/install unitconv" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is Unitconv free?
Yes, Unitconv is completely free, licensed under MIT-0. You can download, install and use it at no cost.
Which platforms does Unitconv support?
Unitconv is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created Unitconv?
It is built and maintained by bytesagain4 (@xueyetianya); the current version is v3.0.0.
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