Agent skill

Odb Extraction

by Cai-aa in Cai-aa/CAE-Agent-Hub

Extract field outputs from ODB files for curing simulation. An agent skill from Cai-aa/CAE-Agent-Hub.

MITAuto-check passed

Install Odb Extraction

skills CLI
$ npx skills add Cai-aa/CAE-Agent-Hub --skill odb-extraction -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install Cai-aa/CAE-Agent-Hub odb-extraction --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/Cai-aa/CAE-Agent-Hub.git skills-src && mkdir -p .claude/skills && cp -r skills-src/Skill/abaqus/composite-curing-simulation/postprocessing/odb-extraction .claude/skills/odb-extraction && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
odb-extraction
GitHub stars
998
Token cost
~701 tokens
SKILL.md length
291 words
Files
1
Skills in repo
57
Repo updated
First seen
Licence
MIT

At a glance

Extract field outputs from ODB files for curing simulation. An agent skill from Cai-aa/CAE-Agent-Hub.

  • Works in 5 steps: Open ODB in readOnly=True mode to… → Extract all needed data into local… → Use the last frame of the sp step for… → …
  • Needs to read ODB results
  • SKILL.md covers Description and Content
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Odb Extraction is an agent skill from Cai-aa/CAE-Agent-Hub. Extract field outputs from ODB files for curing simulation. Invoke when user needs to read ODB results, get displacement data, or inspect field outputs.

Its SKILL.md is about 700 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

The licence is MIT.

When your agent uses it

  • Needs to read ODB results
  • Get displacement data
  • Inspect field outputs

Example prompts

  • “/odb-extraction”

Requirements

  • Python 3

Workflow steps

5 steps, taken from the first numbered list in SKILL.md.

  1. Open ODB in readOnly=True mode to prevent accidental modifications
  2. Extract all needed data into local variables before closing
  3. Use the last frame of the sp step for final springback results
  4. Node labels from field output values match instance node labels
  5. Close the ODB promptly after extraction to release file locks

What it can do on your machine

Read from SKILL.md and the folder at commit 194ef49. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md (its code samples are python).

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Odb Extraction loads about 701 tokens when it runs. Until then it costs about 42 tokens; SKILL.md has 291 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~42
When it runs · the whole SKILL.md, loaded when a task matches
~701

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from Cai-aa/CAE-Agent-Hub at commit 194ef49, republished under its MIT licence (© Cai-aa). 291 words, ~701 tokens.

Download SKILL.mdSave it as .claude/skills/odb-extraction/SKILL.md (or your agent's skills folder).
name
odb-extraction
description
Extract field outputs from ODB files for curing simulation. Invoke when user needs to read ODB results, get displacement data, or inspect field outputs.

ODB Extraction

Description

Extract field outputs from ODB files for curing simulation. Invoke when user needs to read ODB results, get displacement data, or inspect field outputs.

Content

Opening ODB

Open an ODB file in read-only mode:

python
from abaqusConstants import *

odb = session.openOdb(name='odb1', path=odb_path, readOnly=True)
ODB Structure

The curing simulation ODB has the following structure:

  • Instances: ['P8-1', 'TOOL-1']
    • P8-1: Composite part instance
    • TOOL-1: Tool part instance
  • Steps: ['vis', 'rub', 'glassy', 'sp']
    • The sp step has 7 frames
    • The last frame of the sp step contains the final springback result
Available Field Outputs

The following field outputs are available in the sp step last frame:

Standard Field Outputs
  • U — Displacement
  • S — Stress
  • PE — Plastic strain
  • SDV1 to SDV4 — State variables
  • TEMP — Temperature
  • RF — Reaction force
  • NT — Nodal temperature
Contact Field Outputs
  • CDISP — Contact displacement
  • CSTRESS — Contact stress
  • COPEN — Contact opening
  • CPRESS — Contact pressure
  • CSHEAR1, CSHEAR2 — Contact shear stresses
  • CSLIP1, CSLIP2 — Contact slip

Note: COORD is NOT available as a field output. To get node coordinates, access them directly from instance.nodes.

Extracting Displacement

Extract displacement data from the last frame of the sp step:

python
last_frame = odb.steps['sp'].frames[-1]
u_field = last_frame.fieldOutputs['U']

u_map = {}
for val in u_field.values:
    u_map[val.nodeLabel] = (val.data[0], val.data[1], val.data[2])
Getting Node Coordinates

Retrieve node coordinates directly from the instance:

python
inst = odb.rootAssembly.instances['P8-1']

for node in inst.nodes:
    x, y, z = node.coordinates
    # Process coordinates
Closing ODB

Always close the ODB after extraction to free resources:

python
odb.close()

Important: After calling odb.close(), do NOT access any instance objects (nodes, elements, field outputs) that were obtained before closing. Doing so will raise an AccessError. Extract all needed data into Python data structures (lists, dicts) before closing the ODB.

Best Practices
  1. Open ODB in readOnly=True mode to prevent accidental modifications
  2. Extract all needed data into local variables before closing
  3. Use the last frame of the sp step for final springback results
  4. Node labels from field output values match instance node labels
  5. Close the ODB promptly after extraction to release file locks

© Cai-aa, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in Skill/abaqus/composite-curing-simulation/postprocessing/odb-extraction of Cai-aa/CAE-Agent-Hub.

Open the folder on GitHubat commit 194ef49

Compare with similar skills

Odb Extraction next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Odb Extraction compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Odb Extraction this skillCai-aa/CAE-Agent-Hub998—~701Automated safety check: PassMIT
Extractalirezarezvani/claude-skills28k—~1.4kAutomated safety check: PassMIT
Brand Extractnexu-io/open-design100k—~3.1kAutomated safety check: PassApache-2.0
Design Extractnexu-io/open-design100k—~549Automated safety check: PassApache-2.0
Kg Extractruvnet/ruflo74k—~751Automated safety check: NotesMIT
Esign Field Placementaffaan-m/ECC275k—~2.6kAutomated safety check: PassMIT

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Questions about Odb Extraction

What does Odb Extraction do?

Extract field outputs from ODB files for curing simulation. An agent skill from Cai-aa/CAE-Agent-Hub. Odb Extraction is an agent skill from Cai-aa/CAE-Agent-Hub. Extract field outputs from ODB files for curing simulation.

When should I use Odb Extraction?

Odb Extraction fits situations like: needs to read ODB results; get displacement data; inspect field outputs.

How do I install Odb Extraction in Claude Code?

Run `npx skills add Cai-aa/CAE-Agent-Hub --skill odb-extraction -a claude-code`. Or copy the skill folder (Skill/abaqus/composite-curing-simulation/postprocessing/odb-extraction in Cai-aa/CAE-Agent-Hub) into .claude/skills/odb-extraction in your project. Claude Code loads it when a task matches its description.

How do I install Odb Extraction in Codex?

Run `npx skills add Cai-aa/CAE-Agent-Hub --skill odb-extraction -a codex`. Or copy the skill folder (Skill/abaqus/composite-curing-simulation/postprocessing/odb-extraction in Cai-aa/CAE-Agent-Hub) into .agents/skills/odb-extraction in your project. Codex loads it when a task matches its description.

Can I use Odb Extraction in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add Cai-aa/CAE-Agent-Hub --skill odb-extraction -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/odb-extraction, .gemini/skills/odb-extraction, .github/skills/odb-extraction and .opencode/skills/odb-extraction in your project.

What does Odb Extraction need to run?

SKILL.md names no scripts, command-line tools or credentials: Odb Extraction is instructions for the agent only. Our summary lists: Python 3.

Does Odb Extraction access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Odb Extraction safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Odb Extraction use?

Odb Extraction is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Odb Extraction use?

About 701 tokens (SKILL.md is roughly 2.8k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Odb Extraction?

Skills that share tags, products or a category with Odb Extraction: Extract (alirezarezvani/claude-skills, 28k stars), Brand Extract (nexu-io/open-design, 100k stars), Design Extract (nexu-io/open-design, 100k stars) and Kg Extract (ruvnet/ruflo, 74k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Odb Extraction?

Cai-aa (a GitHub user) maintains it in Cai-aa/CAE-Agent-Hub, which has 998 GitHub stars. The repository holds 57 skills in this directory. The repository was last updated on September 30, 2026.

Source: Cai-aa/CAE-Agent-Hub on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.