Free accounts payable clerk software for linux

SiteInvoice project helps you manage your customer invoices in a simple and efficient manner.

Customers receive personalized email notices with invoices attached as PDFs, with reminders sent at 30, 45, and 60 days.

Handles multiple currencies and taxes. Never lose track of money you or your company are owed again.

eXtended Account Management System is a PHP-based application suite made for managing electronic mail accounts on multiple domains in a virtual hosting environment.
The XAMS eMail management system primarily consists of a powerful administration panel for managing users, aliases, mailbox quotas, and other mail-related functions.
Main features:
- Manage any number of domains, mailboxes and aliases
- Multiple domains can be grouped as a "site".
- If you have, for example, two domains domain1.tld and domain2.tld within site site1
- then mails to either of the two email addresses for user user (user@domain1.tld
- or user@domain2.tld) will be delivered to one mailbox.
- Autoreply (out of office) support
- Mail accounts are independent from system accounts
- Mailboxes can have quotas, which you can manage by reseller, site or user.
- Four different user-levels: Administrators, Resellers, Customers and Users
- - each user-level and each user can have individual restrictions
- Easy to use, web based GUI (front end)
- GUI based BIND (DNS server) configuration
- Supports the Exim mail transfer agent
- Supports the Courier-IMAP mailbox server, which provides POP and IMAP access
- Supports the MailScanner virus scanner
- Supports MailScanner and SpamAssassin
- Supports any web-based mail user agent that uses POP or IMAP (Squirrelmail preferred)
- Supports following SMTP-AUTH modes: PLAIN, LOGIN and CRAM-MD5 with or without TLS
- Uses MySQL or PostgreSQL for account storage
- Uses CDB for fast domain lookups in Exim
- Source package includes PAM (Pluggable Authentication Modules) module and Squirrelmail plugins
- Provides easy to use debian packages (.deb files)
XAMS manages these domains and user accounts in a database, entirely separate from your Unix system environment.
XAMS ties together and integrates with these packages to provide a coherent virtual hosting solution for e-mail:
- Exim, a flexible mail transfer agent (MTA) with an intuitive and flexible configuration system
- The Courier IMAP/POP server for mailbox access
- MySQL, a powerful, free database server, used for storing domain and account information.
XAMS does not currently manage FTP or HTTP servers. The XAMS graphical user interface is written in PHP, runs on top of Apache, and produces XHTML 1.1 compliant pages.
Enhancements:
- Several bugs were fixed regarding Exim configuration, SQL, and more.

Money Share is an expense management tool that can be used keep track of expenses among several people.
Expenses made on behalf of people can be kept track of and recovered when balancing accounts. The utility also reduces the number of exchanges required in order to balance the accounts.
Enhancements:
Improvements
- Specify which file is selected in the dropdown box
- Change password option functionality is now available
- Transactions page now has a summary of expenses by description

SQL-Ledger Accounting project is a double entry accounting system. Accounting data is stored in a SQL Server, for the display any text or GUI browser can be used. The entire system is linked through a chart of accounts. Each item in inventory is linked to income, expense, inventory and tax accounts. When items are sold and purchased the accounts are automatically updated.
With the assembly feature you can build manufactured goods from parts, services, labor units and assemblies. When the assembly is sold all the accounts linked to the individual parts, services, labor units and assemblies are updated and stock levels adjusted accordingly.
Invoices, Packing List, Income Statement, Balance Sheet, Sales, Work and Purchase Order, Statements, Receipts and Checks are generated from templates and can be changed to suit your needs. Templates are provided in html, tex and text format. The tex templates are processed with latex to produce postscript and PDF documents. Documents can be sent to a printer, file or fax, displayed with a PDF viewer or sent by email.
The translation mechanism for items and foreign language templates can be set for each customer/vendor so it is possible to generate invoices in a foreign language without knowledge of a foreign language. This translation facility can also be used to generate different forms for a group of customers/vendors.
DWS Systems Inc. is the developer of SQL-Ledger and provides ongoing support and customizations. SQL-Ledger is licensed under the GPL license, and is free software.
SQL-Ledger can be used on any UNIX, Mac OS X and Windows computer.
SQL-Ledger is written in Perl, developed on FreeBSD and Linux with Galeon, Konqueror, Netscape, Lynx, Links, W3M, Voyager, Explorer to render the display, Apache, thttpd, boa to communicate between the server and the browser, and PostgreSQL, Oracle, or DB2 to store accounting data.
Languages:
- English
- Arabic (Egypt)
- Bahasa Indonesia
- Brazilian Portuguese
- Catalan
- Chinese (Simplified)
- Chinese (Traditional)
- Czech
- Danish
- Dutch
- Estonian
- Finnish
- French
- German
- Greek
- Hungarian
- Icelandic
- Italian
- Latvian
- Lithuanian
- Norwegian
- Polish
- Portuguese
- Russian
- Spanish
- Swedish
- Turkish
- Ukrainian
Main features:
- Accounts Receivable
- Accounts Payable
- General Ledger
- Inventory Control
- Billing / Invoicing
- Time Cards
- Recurring Invoices
- POS
- Check Printing
- Purchase / Sales Orders
- Customizable Taxes
- Multi-user
- Multi-company
- Audit Control
- Foreign Currency
- Internationalization
- Access Control
- SQL server backend
- Customizable Templates
- Customers
- Vendors
- Assemblies (BOM, kits)
- Chart of Accounts
- Customizable Reports
- Financial Statements
- Administration Module
- Backup to file/email
- Application Interface
- Use on Handheld

User Account Information provides an ethernet users/customers traffic counter.
User Account Information is lightweight system for accounting for ethernet traffic on a per-user basis.
It includes a Web-based interface for allowing users to view their own network accounting information.
This product was designed and was tested in RedHat Linux 6.2 and in SlackWare Linux 7.0.
Main features:
- For each customer (who have IP adress in your local network area) are added two ipchains rule for counting input and output traffic.
- Each customer can look his own account information through WEB-interface.
- You ( as system administrator) can correct anything You want or anything you dont like in this program.
Enhancements:
- A date format error solely affecting output with DD/MM/YYYY action dates was corrected in the cgi-bin part.

Duplidel finds and removes the duplicate messages that often occur when downloading email from multiple accounts.

Duplidel supports maildir and mbox formats. It works, seems quite stable, and makes a backup of your email before doing anything to it.

Spamity is a Web interface for Postfix log files that makes it possible to view filtered spam messages, which is useful for testing the effectiveness of filtering rules.

Authentication is possible through an IMAP server or LDAP directory, and desired accounts can receive administrator privileges. An option to reinject quarantined messages is provided.