excel-parser

9 stars 1 forks
67
D

Smart Excel/CSV file parsing with intelligent routing based on file complexity analysis. Analyzes file structure (merged cells, row count, table layout) using lightweight metadata scanning, then recommends optimal processing strategy - either high-speed Pandas mode for standard tables or semantic HTML mode for complex reports. Use when processing Excel/CSV files with unknown or varying structure where optimization between speed and accuracy is needed.

Also in: data analysis python database

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Installation for Agentic Skill

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skilz install Harryoung/efka/excel-parser
skilz install Harryoung/efka/excel-parser --agent opencode
skilz install Harryoung/efka/excel-parser --agent codex
skilz install Harryoung/efka/excel-parser --agent gemini

First time? Install Skilz: pip install skilz

Works with 14 AI coding assistants

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Extract and copy to ~/.claude/skills/ then restart Claude Desktop

1. Clone the repository:
git clone https://github.com/Harryoung/efka
2. Copy the agent skill directory:
cp -r efka/skills/excel-parser ~/.claude/skills/

Need detailed installation help? Check our platform-specific guides:

Related Agentic Skills

Agentic Skill Details

Repository
efka
Stars
9
Forks
1
Type
Technical
Meta-Domain
productivity
Primary Domain
excel
Market Score
67

Agent Skill Grade

D
Score: 67/100 Click to see breakdown

Score Breakdown

Spec Compliance
12/15
PDA Architecture
17/30
Ease of Use
18/25
Writing Style
6/10
Utility
14/20

Areas to Improve

  • Missing Reference Files
  • No Table of Contents
  • Code Duplication

Recommendations

  • Focus on improving Pda (currently 17/30)
  • Address 3 high-severity issues first
  • Add trigger phrases to description for discoverability

Graded: 2026-01-05

Developer Feedback

I took a look at your excel-parser skill and wanted to share some thoughts.

Links:

The TL;DR

You're at 67/100, which puts you in D territory — solid foundation, but needs meaningful work before it's production-ready. Your strongest area is Spec Compliance (12/15), meaning the YAML frontmatter and naming conventions are spot-on. The real drag is Progressive Disclosure Architecture (17/30) — your skill is 371 lines with a lot of repeated logic, and that bloat is hurting discoverability and usability.

What's Working Well

  • Spec compliance is tight. Your YAML frontmatter is valid, naming follows conventions, and required fields are all there.
  • Real problem-solving approach. The Scout Pattern for intelligent Excel routing addresses an actual pain point — knowing whether to use Pandas or HTML parsing based on file complexity is genuinely useful.
  • Clear decision boundaries. The complexity rules (row count thresholds, merge detection) give users a concrete way to decide their path without ambiguity.
  • Good trigger terms. 'Excel/CSV', 'complexity analysis', 'merged cells' — these will help people find your skill when they need it.

The Big One: Bloat is Killing Your Architecture Score

Your 371-line SKILL.md has the same HTML conversion logic explained twice, and you're repeating workflow steps in a full implementation template at the bottom that's already documented above. This is a Progressive Disclosure fail — you're not layering complexity, you're duplicating it.

Here's the fix: Move your implementation templates to a separate references/smart_excel_router.py file. Keep SKILL.md focused on the why and when — when to use Scout Pattern, how complexity rules work, decision tree. The reference f...

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