finance

Automate invoice creation, expense tracking, and financial calculations with local CSV and HTML outputs.

36|4|Updated Feb 11, 2026
One-click install
npx skills add https://github.com/xg-gh-25/SwarmAI --skill finance-xg-gh-25
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: finance
Source: https://github.com/xg-gh-25/SwarmAI/tree/main/backend/skills/s_finance
Command: npx skills add https://github.com/xg-gh-25/SwarmAI --skill finance-xg-gh-25

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill eliminates the tedious, error-prone tasks of invoicing, expense tracking, and basic financial calculations by providing a self-contained, zero-dependency toolkit that runs locally and stores data privately.

Core Features & Use Cases

  • Invoice generation: create professional invoices in HTML (PDF conversion optional) and track invoice numbers with an internal counter.
  • Expense tracking & P&L: maintain a CSV ledger that records income and expenses with categories and tags, enabling quick P&L views.
  • Financial calculations & reporting: compute ROI, margins, tax estimates, and generate simple budget and profit/loss reports from your ledger.
  • Use Case: a freelancer can issue monthly invoices, log expenses, and review quarterly profitability without external services.

Quick Start

Create your first invoice by providing client details, items, and amounts, then save as HTML or CSV.

Frequently Asked Questions about finance

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate invoices and track expenses without external services?

Invoice generation and expense tracking run locally without external services by maintaining a private CSV ledger. You input client details and amounts to create HTML invoices, while logging categorized expenses to produce quick profitability reports.

Can I calculate tax estimates and generate P&L statements from a local CSV ledger?

Yes, P&L statements and tax estimates are calculated directly from your local CSV ledger. The skill computes margins and ROI using Python's decimal module for precise financial calculations, storing all data privately on your machine.

Does this expense tracking toolkit work for freelance shops and small teams?

This expense tracking and invoicing toolkit is specifically designed for freelance shops and small teams. It handles monthly invoice creation, expense logging, and quarterly profitability reviews without requiring external accounting platforms.

How do I export budget reports and invoices to HTML, CSV, or PDF formats?

Budget reports and invoices are exported natively to HTML and CSV formats. PDF and XLSX integrations are available optionally through sibling skills, allowing you to convert the generated HTML outputs into portable documents.

What's the best way to ensure precise financial calculations for margins and ROI?

Precise financial calculations for margins and ROI are ensured by using Python's decimal module. This approach prevents floating-point rounding errors, providing accurate tax estimates and profit tracking from your local ledger data.