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nvoicejacob

Ocr Local 1.0.0

by NVoiceJacob · GitHub ↗ · v1.0.0 · MIT-0
cross-platform ✓ Security Clean
108
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Install in OpenClaw
/install ocr-local-1-0-0
Description
Extract text from images using Tesseract.js OCR (100% local, no API key required). Supports Chinese (simplified/traditional) and English.
Usage Guidance
This skill appears coherent and does what it claims: it runs Tesseract.js locally on a provided image. Before installing, be aware that (1) npm install will download tesseract.js and its dependencies from the public registry and may run package lifecycle scripts (opencollective-postinstall is present in deps) — run npm install in a controlled environment or inspect dependencies if you are cautious; (2) Tesseract language data will be downloaded on first run (~20MB/language) so the process needs network access unless you pre-provision the traineddata files; (3) there is no credential or secret access requested. If you want maximum safety, audit the tesseract.js package and its postinstall behavior, or vendor the dependency and the language files yourself and run the script offline. Additionally, note a minor metadata inconsistency (ownerId differs between registry metadata and _meta.json) — likely benign but worth noticing.
Capability Analysis
Type: OpenClaw Skill Name: ocr-local-1-0-0 Version: 1.0.0 The skill provides local OCR functionality using the legitimate Tesseract.js library. The implementation in scripts/ocr.js is straightforward, handling image path resolution and language selection without any signs of data exfiltration, malicious execution, or prompt injection. All files, including SKILL.md and the NPM configuration, align perfectly with the stated purpose of providing a local text recognition tool.
Capability Assessment
Purpose & Capability
Name/description (local OCR with Tesseract.js) match the code, package.json dependency, and SKILL.md. The single script calls Tesseract.recognize on a local file and outputs text/JSON; requiring node and tesseract.js is expected.
Instruction Scope
SKILL.md instructs running the included Node script with expected CLI flags. The runtime instructions do not ask the agent to read unrelated files, access secrets, modify system settings, or call external endpoints beyond the expected language-data download noted in the docs.
Install Mechanism
No custom install spec in the registry, but SKILL.md and package.json expect npm install (tesseract.js). Installing via npm will fetch packages from the public registry and run any package lifecycle scripts (tesseract.js and its deps include an install script/opencollective-postinstall). This is normal for Node packages but means code from the npm registry will be written to disk and run during install.
Credentials
No environment variables, credentials, or config paths are required. The skill does not request unrelated secrets or broad system access.
Persistence & Privilege
always is false, the skill is user-invocable and does not request permanent or system-wide privileges. It does not modify other skills or agent-wide configuration.
How to Use
  1. Make sure OpenClaw is installed (local or Docker)
  2. Run the install command in chat: /install ocr-local-1-0-0
  3. After installation, invoke the skill by name or use /ocr-local-1-0-0
  4. Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.0
- Initial release of local OCR skill using Tesseract.js. - Extracts text from images in Simplified Chinese, Traditional Chinese, and English. - Runs 100% locally with no API key required. - Supports output as plain text or JSON. - Simple CLI with language selection and caching of downloaded data for efficiency.
Metadata
Slug ocr-local-1-0-0
Version 1.0.0
License MIT-0
All-time Installs 0
Active Installs 0
Total Versions 1
Frequently Asked Questions

What is Ocr Local 1.0.0?

Extract text from images using Tesseract.js OCR (100% local, no API key required). Supports Chinese (simplified/traditional) and English. It is an AI Agent Skill for Claude Code / OpenClaw, with 108 downloads so far.

How do I install Ocr Local 1.0.0?

Run "/install ocr-local-1-0-0" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.

Is Ocr Local 1.0.0 free?

Yes, Ocr Local 1.0.0 is completely free, licensed under MIT-0. You can download, install and use it at no cost.

Which platforms does Ocr Local 1.0.0 support?

Ocr Local 1.0.0 is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).

Who created Ocr Local 1.0.0?

It is built and maintained by NVoiceJacob (@nvoicejacob); the current version is v1.0.0.

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