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MURAGE

An AI Chief of Staff and a team that does the work. Free and open source, from Ferrox Labs.

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© 2026 Ferrox Labs. Murage is open source under AGPL-3.0.
Data analysis skills

Pandas Power User

Advanced pandas techniques for data wrangling including performance optimization, method chaining patterns, MultiIndex operations, memory management, and idiomatic pandas code.

Download Murage

Free and open source. macOS, Windows and Ubuntu.

Try it

Add the skill to a bot, then ask your Chief of Staff:

“Use the Pandas Power User skill on this: [describe the job, or paste your notes].”

What it covers

  • Method Chaining Patterns
  • MultiIndex Operations
  • Performance Optimization
  • Advanced Groupby Patterns
  • Window Functions
  • String Operations at Scale
  • Merge Strategies
  • Date and Time Mastery

Skill Guard: clean

Scanned and clear. A bot can use it as soon as you add it.

Subject
Data analysis
Level
advanced
License
Apache-2.0
data-sciencestatisticsbudgetingstep-by-stepadvancedpythonperforming-artssales

How to use it.

  1. 1

    Download Murage

    Free for Mac, Windows and Ubuntu.

  2. 2

    Add the skill

    Open Settings → Skills and switch on Pandas Power User for any bot. Or ask your Chief of Staff to pick skills for a job.

  3. 3

    Give it a job

    The bot reads the skill when the job calls for it, and works the way it lays out.

Put this skill to work.

  • Weekly reportThe Friday update, written before you ask.
  • Monthly numbersWhat moved last month, and why, on one page.
  • Skill GuardEvery skill is scanned before a bot can use it.

Questions.

What is the Pandas Power User skill?+

Advanced pandas techniques for data wrangling including performance optimization, method chaining patterns, MultiIndex operations, memory management, and idiomatic pandas code.

How much does it cost?+

Nothing. It ships with Murage, which is free and open source. Your bots run on the AI plan you already have.

Can I change it?+

Yes. Open it in Settings → Skills to read, edit or duplicate it. Skill Guard scans it again after every edit.

More data analysis skills.

  • A/B Testing SpecialistEnd-to-end guide for designing, running, and analyzing A/B tests including experiment design, statistical significance and sample size calculation.
  • Causal Inference PractitionerCausal inference expertise covering A/B testing limitations and extensions, instrumental variables and difference-in-differences estimation.
  • Cohort AnalystGuide for cohort-based analytics including retention analysis, customer lifetime value calculation, behavioral segmentation and funnel analysis.
  • CSV Data CleanerQuick techniques for cleaning CSV files - deduplication, normalization, encoding fixes and merging.
  • Dashboard DesignerGuide for designing effective analytical dashboards using Metabase, Grafana, and Looker including design principles, KPI selection and layout patterns.
  • Data StorytellerGuide for translating data analysis into compelling narratives including insight framing, presentation design and audience adaptation.

All data analysis skills

Give your first job to Murage.

Download the free app, connect the AI you already pay for, and tell your Chief of Staff what needs doing. Plan on about ten minutes from install to a working team.

Free · Download Murage

No account needed · Runs on the AI plan you already pay for