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Finance Manager

A comprehensive toolkit for personal finance management that processes transaction data, performs sophisticated financial analysis, generates actionable insights, and creates beautiful visual reports.

Core Capabilities

1. Transaction Data Processing : Extract financial data from PDFs, CSVs, or JSON files
2. Financial Analysis : Calculate key metrics, identify spending patterns, and track savings
3. Visualization : Generate interactive HTML reports with charts and graphs
4. Budget Recommendations : Provide personalized, actionable advice based on spending patterns
5. Trend Analysis : Identify spending patterns, anomalies, and opportunities for optimization

Workflow

1. Data Extraction and Preparation

For PDF files:

python scripts/extract_pdf_data.py <input.pdf> <output.csv>

For CSV/JSON files:

• Ensure data has columns: Date, Description, Income (category), Type, Amount
• Date format: YYYY-MM-DD or parseable date string
• Amount: Positive for income, negative for expenses

2. Financial Analysis

Run comprehensive analysis on transaction data:

python scripts/analyze_finances.py <transactions.csv> > analysis_output.json

Output includes:

• Summary statistics (total income, expenses, net savings, savings rate)
• Spending trends (daily averages, top expenses, category percentages)
• Budget recommendations (personalized based on spending patterns)
• Visualization data (prepared for charting)

3. Report Generation

Create interactive HTML report with visualizations:

python scripts/generate_report.py <analysis_output.json> <report.html>

Report features:

• Summary dashboard with key metrics
• Interactive pie chart showing spending by category
• Bar chart comparing income vs expenses over time
• Color-coded indicators (green for positive, red for negative)
• Personalized recommendations section
• Responsive design for all devices

4. Complete Workflow Example

# Extract data from PDF
python scripts/extract_pdf_data.py finance_data.pdf transactions.csv

# Analyze the data
python scripts/analyze_finances.py transactions.csv > analysis.json

# Generate visual report
python scripts/generate_report.py analysis.json financial_report.html

Key Metrics and Benchmarks

Savings Rate

Savings Rate = (Total Income - Total Expenses) / Total Income × 100

Benchmarks:

• Below 10%: Needs improvement
• 10-20%: Good
• 20-30%: Excellent
• Above 30%: Outstanding

Category Guidelines (% of income)

• Housing: 25-30%
• Transportation: 10-15%
• Food: 10-15%
• Utilities: 5-10%
• Savings: Minimum 20%

For detailed frameworks and methodologies, see references/financial_frameworks.md.

Analysis Features

Summary Statistics

• Total income and expenses for the period
• Net savings (can be positive or negative)
• Savings rate percentage
• Transaction count
• Date range covered

Spending Trends

• Daily average spending
• Top 5 largest expenses with details
• Category percentage breakdown
• Spending patterns over time

Budget Recommendations

The system generates personalized recommendations based on:

• Savings rate thresholds
• Category spending percentages
• Income diversification
• Budget guideline comparisons

Example recommendations:

• "⚠️ Your savings rate is below 10%. Consider reducing discretionary spending."
• "🍽️ Food spending is 18% of expenses. Consider meal planning to reduce costs."
• "✅ Excellent savings rate! You're on track for strong financial health."

Visualization Components

Category Spending Chart (Doughnut)

Shows proportional breakdown of expenses by category with color coding.

Income vs Expenses Chart (Bar)

Displays monthly comparison of income and expenses to identify cash flow trends.

Interactive Features

• Hover tooltips showing exact values
• Responsive design adapting to screen size
• Color-coded positive (green) and negative (red) indicators

Tips for Best Results

Data Quality

• Ensure all transactions are properly categorized
• Use consistent category names
• Include complete date information
• Verify amounts are correctly signed (+ for income, - for expenses)

Analysis Frequency

• Run monthly analysis for trend tracking
• Generate reports at month-end for review
• Compare month-over-month to identify changes

Action on Recommendations

• Prioritize recommendations by potential impact
• Set specific, measurable goals based on insights
• Track progress by re-running analysis regularly

Dependencies

All scripts require Python 3.7+ with standard libraries. Additional requirements:

For PDF extraction:

pip install pdfplumber --break-system-packages

For data analysis:

pip install pandas --break-system-packages

All visualization dependencies are loaded from CDN in the HTML output (Chart.js).

File Organization

finance-manager/
├── scripts/
│   ├── extract_pdf_data.py     # PDF → CSV conversion
│   ├── analyze_finances.py     # Financial analysis engine
│   └── generate_report.py      # HTML report generator
└── references/
    └── financial_frameworks.md # Detailed analysis methodologies

Customization

Adding Custom Categories

Edit the category definitions in analyze_finances.py to match your tracking system.

Adjusting Thresholds

Modify recommendation thresholds in the generate_budget_recommendations() function to match personal goals.

Styling Reports

Customize the HTML_TEMPLATE in generate_report.py to adjust colors, fonts, or layout.

Common Use Cases

Monthly Review: "Analyze my October spending and create a report"

Budget Optimization:
"Where am I spending too much money?"

Trend Analysis: "How does my spending this month compare to last month?"

Goal Setting: "What's my savings rate and how can I improve it?"

Category Insights: "Break down my food spending by transaction"

PDF Processing: "Extract all transactions from my bank statement PDF"

Best Practices

1. Consistent Categorization : Use the same category names across all transactions
2. Regular Analysis : Run monthly to spot trends early
3. Act on Insights : Use recommendations to make specific spending changes
4. Track Progress : Compare reports month-over-month
5. Verify Data : Always check extracted PDF data for accuracy before analysis

Reference Materials

For comprehensive financial frameworks, budgeting guidelines, and analysis methodologies, read:

view references/financial_frameworks.md

This includes:

• The 50/30/20 budget rule
• Category spending benchmarks
• Financial health indicators
• Analysis workflow details
• Visualization best practices
• Recommendation logic

Weekly Installs

352

Repository

ailabs-393/ai-l…e-skills

GitHub Stars

322

First Seen

Jan 23, 2026

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