2
Invoice Expert
383
Freeware
Invoice Expert is a tool for billing, inventory and invoicing.
2
SWI-Prolog
2,784
Freeware
SWI-Prolog offers a comprehensive free Prolog environment.
Prolog.NET
13
Freeware
An application that provides seamless integration between .NET and Prolog.
38
NCH Software
10,705
Freeware
Manage client accounts, quotes, orders, billing, invoicing applying payments and much more.
60
SliQTools
337
Shareware
Invoicing software - professional invoices, quotes and purchase orders.
12
OFFICE-KIT.COM
941
Commercial
data formatting, calculation, reporting & analysis facilities.
4
Daniel Diaz
1,153
Freeware
GNU Prolog is a free Prolog compiler with constraint solving over finite domains.
5
Logic Programming Associates Ltd
6
Demo
WIN-PROLOG is the leading Prolog compiler system for Windows-based PCs.
Richard G. Todd
6
Freeware
Prolog.NET Workbench is a .NET-base implementation of Prolog.
Ugo Chirico
Freeware
JIProlog - Java Internet Prolog is a cross-platform pure Java 100% Prolog.
2
DataVirtue
196
Freeware
Nevitium Invoice Manager is free invoice software that will solve many problems.
3
Databiz Ltd
175
Freeware
Invoice Maker is a free invoice creator for small and medium sized business.
79
Global Technologies LLC
95
Shareware
The GT invoice Maker is the most advanced invoice creator in the market today!
6
GNWebsoft Enterprise
3
Freeware
Invoice Printing Software is a billing / invoice program for any business.
Bid-n-Invoice Software
39
Shareware
Service Invoice is an Estimate and Invoice program.
1
OnTrac Mobile
40
Shareware
Street Invoice is a program that allows you to invoice on the spot.
