PyGtk-Posting is an ERP (Enterprise Resource Planning) system that combines accounting, inventory management, payroll, and manufacturing capabilities into a single integrated application. Built with Python 3, GTK+ 3, and PostgreSQL, it provides a native Linux desktop experience.

Status: Alpha License: GPL v3

Key Features

📊 Accounting & Finance

Double-entry accounting system with general ledger
Bank reconciliation for bank and credit card statements
Account management with chart of accounts configuration
Budget tracking and configuration
Financial reports including profit & loss, net worth, and sales tax reports
Check writing and payment processing

👥 Customer Management

Complete customer database with contact information
Invoice creation and management (draft and completed)
Payment tracking and receipt generation
Credit memos and finance charges
Customer statements with payment history
Job sheets for project tracking
Track unpaid invoices and aging

🏭 Vendor Management

Vendor contact database
Purchase order creation and management (draft, unprocessed, and completed)
Vendor payments and history tracking
Vendor statement reconciliation

📦 Inventory Management (incomplete)

Product catalog with barcode support
Inventory tracking with real-time quantity updates
Inventory adjustments and counts
Product locations and warehouse management
Inventory history and audit trails
Kit products with bill of materials

🔧 Manufacturing

Assembly management with version control
Manufacturing projects and work orders
Serial number tracking for assembled products
Bill of materials and component tracking
Manufacturing history and reporting

💰 Payroll (unfinished)

Employee management with contact information
Pay stub generation and history
Time tracking integration
Payroll reporting

📈 Reporting & Analytics

Comprehensive financial reports (profit/loss, balance sheet, net worth)
Customer and vendor history reports
Invoice and purchase order summaries
Manufacturing and inventory reports
Banking reports (deposits, credit card statements)
Charts and visualizations using Matplotlib
Export to PDF and Excel formats

⚙️ Additional Features

Time clock system for employee tracking
Document management with scanning support (SANE)
Barcode generation and label printing
Complete search functionality across all modules
Data import/export tools
Database backup and restore
Multi-database support (PostgreSQL and SQLite for configuration)
Document templates using LibreOffice format (.odt)
Keyboard shortcuts and quick command system

Technology Stack

Core Technologies

Python 3 - Main programming language
GTK+ 3 (3.20+) - User interface toolkit
Glade (3.38.2+) - UI design and layout
PostgreSQL 10+ - Primary database (for business data)
SQLite - Configuration database

Key Libraries

psycopg2 - PostgreSQL database adapter
APSW - SQLite wrapper
Genshi - Template engine for document generation
lxml - XML processing
CairoCFFI - Graphics rendering
Matplotlib - Charts and graphs
XlsxWriter, xlrd - Excel file handling
py3o - LibreOffice template processing
python-sane - Document scanning
unoconv - Document format conversion
GooCanvas - Canvas graphics for diagrams

Requirements

System Requirements

Linux operating system
Python 3.x
PostgreSQL 10 or higher
GTK+ 3.20 or higher
Glade 3.38.2 or higher

Python Dependencies

All required Python packages are listed in requirements.txt:

python3-apsw
python3-cairocffi
python3-genshi
python3-lxml
python3-matplotlib
python3-psycopg2
python3-sane
python3-tk
python3-uno
python3-xlrd
python3-xlsxwriter
gir1.2-goocanvas-2.0

Installation

From Debian Package

# Install the .deb package (replace <version> with the actual version number)
sudo dpkg -i pygtk_posting_<version>.deb

# Install any missing dependencies
sudo apt-get install -f

From Source

# Clone the repository
git clone https://github.com/benreu/PyGtk-Posting.git
cd PyGtk-Posting

# Install dependencies (Debian/Ubuntu)
sudo apt-get install python3-apsw python3-cairocffi python3-genshi \
  python3-lxml python3-matplotlib python3-psycopg2 python3-sane \
  python3-tk python3-uno unoconv python3-xlrd python3-xlsxwriter \
  gir1.2-goocanvas-2.0

# Run the application
./pygtk-posting

Getting Started

First Launch: On first run, PyGtk-Posting will create configuration directories in ~/.config/posting/
Database Setup: Configure your PostgreSQL database connection through the initial setup wizard
Company Setup: Create your company profile with business information
Chart of Accounts: Configure your chart of accounts based on your business needs
Start Using: Begin entering customers, vendors, products, and transactions

Database Configuration

PyGtk-Posting uses:

PostgreSQL for all business data (transactions, customers, inventory, etc.)
SQLite for application configuration stored in ~/.config/posting/

See POSTGRES_README for detailed PostgreSQL setup instructions.

Project Structure

PyGtk-Posting/
├── src/                    # Main source code
│   ├── admin/             # Administrative tools
│   ├── db/                # Database utilities (backup, restore, tools)
│   ├── inventory/         # Inventory management
│   ├── invoice/           # Invoicing system
│   ├── manufacturing/     # Manufacturing and assembly
│   ├── payroll/           # Payroll management
│   ├── reports/           # Reporting engine
│   └── *.py               # Core modules (accounts, customers, vendors, etc.)
├── templates/             # LibreOffice document templates (.odt)
├── help/                  # Help documentation
├── icons/                 # Application icons
└── pygtk-posting         # Main launcher script

Documentation

Help documentation is available within the application
Additional documentation files: INSTALL, POSTGRES_README
Screenshots available at: https://sourceforge.net/projects/pygtk-posting/

Contributing

This is an open, user-driven project! Contributions are welcome:

Submit bug reports and feature requests
Contribute code via pull requests
Help test and improve the application
Submit patches and improvements

License

PyGtk-Posting is released under the GNU General Public License v3 (GPL-3.0).

See LICENSE.md and COPYING for full license text.

Contact

GitHub: https://github.com/benreu/PyGtk-Posting

Support

If you use PyGtk-Posting for your business, please consider:

Contributing code or documentation
Reporting bugs and suggesting features
Testing new features and releases

PyGtk Posting

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