Free medical billing and coding software for linux

Billing Software project allows your business to track invoicing and allows your customers to view their invoices online and easily export them to Excel for saving or printing.
Invoices can also be emailed to customers right from the online application for convenience and efficiency.
Enhancements:
- This release fixes some minor bugs in the XML portions of the library files.

Jbilling is a recurring billing system, targeting companies that periodically charge their customers for services. It calculates and generates the invoices, handles automatic payment processing with credit cards and notifies the customers about the status of their accounts.
It is web-based, once it is installed in a single server, it can be accessed with a web-browser from any computer in network with the server. If the server is connected to the internet, then the billing system is accessible from any computer connected to the internet.
Enhancements:
- The release notes are in the document release_notes.pdf, which is located in the root directory of the binary distribution (jbilling-1_0_8.zip)

MiniBill is recurring billing software to hopefully create a contender for some of the "Modern Billing" software that is out there.
The goal is to keep it pluggable, small, and affordable. MiniBill can be used as a fulfilment and inventory to a shopping cart system, or for a Web hosting billing solution.
Main features:
- Written in PHP
- Fully Templated Using Smarty Templates
- GPL and Open Source Billing Software
- MySQL Support
- Win32 or Linux
- Billing for web hosting, ISPs, "virtual" stores
- Easy Plugin Support, with many plugins on the way
- Invoice via email
- Anniversary Recurring Billing (via cron)
- Billing gateway through Authorize.Net
- Soon to have paypal IPN Module
- Pre-Billing and Invoicing
- Custom invoice look/feel per order template category
- User Purchase Register
- Unlimited Products/services and Categories
- Simple Inventory Support
- And More!

Homemade Dictionary is a customizable and easy to use dictionary, with features including background music support.
Homemade Dictionary has a built in "Test Your Word Power Game", a medical dictionary, and a nice GUI.
The dictionary has an initial database of of around 5600 words, including slang. You can add your personal words on the fly. It is very small in size (only 637 KB).
Enhancements:
- Wordlist has been updated

AstBill is not only a web-based, user friendly billing interface for Asterisk and VOIP. The project is also a Asterisk configuration and GUI management tool and a standardized implementation of Asterisk using REALTIME and static configuration as you please.
AstBill is open source software licensed under the GPL, and is maintained and developed by a community of users and developers. AstBill is free to download and use. If you like what AstBill can do for you, please work with us to expand and refine AstBill to suit your needs.
User-friendly End User Web interface gives access to a range of functionality:
- Personal Contact Directory with Categories
- View SIP, IAX and Virtual Accounts
- Virtual Accounts You can forward your calls to any extension you want
- Time based forwarding and Billing for Asterisk and VOIP
- Credit Control on outgoing calls
- Show Balance, Expenditure, Payments and number of Calls on each account
- Set warning balance for email when low credit on account
- View Numbers Dialed and add them to the Contact Directory
- View Numbers Dialed by Names from the Contact Directory
- Dynamic International Rate Table (Each customer can have his own price list using Brands)
- Rate Table in Currency of choice
- Call Data Records including cost of each call and time based billing
- Call Data Records in his Currency of choice
- Switchboard (Displays live status of users phones and ongoing calls)
- Allows one click calling from GUI and direct to phone
- Call Parking sends calls to parking and then redirects to phone
- Allows transfers of calls
- Edit your Account setup
- Asterisk Billing and Management
- Edit voicemail setup including email and pin
- Create Time Based Dialing and billing. You to forward your calls based on time and day.
- Each user can have unlimited of SIP, IAX and Virtual Accounts
- Each user can have unlimited Prepaid Card Accounts linked to his userid
- Specify your hardware and change the viewable name of your accounts
- Temporary disable SIP, IAX or Virtual Account
- Manage your Incoming Public Numbers including Time based forwarding
User-friendly Administrator Web interface gives access to a range of functionality:
- Show Balance, Expenditure, Payments and number of Calls on each account
- Call Data Records including cost and Sales on each call
- Branding Module. Allows you to create Brands in any Currency
- For each Brand define Currency, Billing Increment, mark-up and connection charges
- Flexible Dynamic International Rate Table for Each Brand in any Currency
- Server Status (Displays live status of users phones and ongoing calls)
- Show Peers. List of the last clients(SIP and IAX2) that have connected to the Asterisk server.
- Audit Trail. Show IP, Port and UserAgent for each call
- Manage your Incoming Public Numbers including Time based forwarding
- Manage Trunks. You can use unlimited ZAP, IAX and SIP trunks.
- Time Based Trunk Dialing. Each trunk can have his own time based dialplan
- Temporary disable trunks
- Trunks can be rated after cost. Allow for cost based Dialing
- Define maximum concurrent outgoing calls on each trunk
- If lowest cost trunk is fully used (busy) the system will choose the next available trunk.
- Define unlimited outgoing routes and link them to your trunks
- Store cost of your outgoing route for each trunk for efficient cost control
- All outgoing routes are stored independent on the client price list
- Define customer price lists for each Brand and Currency
- Billing Routing and Management software for Asterisk and VOIP
- Advanced customer management and portal management
- Integrated E-commerce module and web shop is available under GPL
- Define list of VOIP hardware commonly used
- Full Hardware Inventory. Store mac address and serial numbers of client hardware
- View and Store Customers payments
- Asterisk Billing and Management
- Manage Pre Paid and Post Paid customers. Full Credit control by User Account
- View important Server logs from web interface
- Define maximum concurrent calls on each Customer Account