Open Source Invoice, Contact and Customer Management – Ofuz

Ofuz – is an open source invoice, contact and customer management application created for teams, freelancers, and service providers.

Ofuz can be downloaded from HERE, and is also available as paid online service.

Open source invoice, contact and task manager - ofuz

Ofuz features:

  • Easily invite co-workers and customer to share files, emails, discussions and get things done.
  • You can simply track your time on customers and projects, view all your co-workers timesheets and reports.
  • Easily invoice your clients. Receive their payment online.
  • Capture leads from your web site and send very personalized and targeted e-mailings
  • Contact manager – import all your contact from your address book, emails, Gmail, Facebook, Twitter and Android Phones in one place.
  • … and more

Create Professional Invoices for Free – Invoice Bubble

Invoice Bubble – simple and easy to use web based application that allows you to create attractive invoices for free.

Invoice Bubble is easy to use, being geared towards freelancers and small teams. PDF attachments in emails lets you fire off invoices and estimates without requiring your client to visit the website to get the PDF.

You can easily set up weekly, monthly or yearly recurring invoices with a couple of clicks, track who has paid you and who hasn’t, add notes about your clients and also contacts.

Free online invoice application

Invoice Bubble is completely free with no limitations, only difference between free and paid accounts ($5 per month) is that they put a “powered by” link in your invoices and emails.

Team behind this app is currently working on the API, along with the iPhone application and other new features.

Open Source Web Sites and Web Applications Analytics Framework – OWA

Open Web Analytics – an open source web analytics framework provides a generic set of PHP and HTTP APIs that application developers can use to easily add web statistics into any web application or web sites.

The Framework also has built-in support for popular web applications like WordPress, MediaWiki and Gallery.

As a generic web analytics framework, OWA can be extended to track and analyze any web application.

open source web and application statistics
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Free and Open Source Invoice Management for Freelancers – MyClientBase

MyClientBase – a simple, free and open source web based invoice management system developed with freelancers in mind.

MyClientBase web application is written in PHP, on top of the excellent CodeIgniter framework & uses MySQL as database.

Open Source invoice management application

Configurable Options:

Language, Date Format, Default Tax Rate, Invoice Due Date, Default Invoice Template, Currency Settings, Tax Identification Number and much more.

Open Source Ajax Availability Calendar

Ajax Availability Calendar is an open source web application for displaying the availability calendar of whatever you might need it, apartments, holiday cottage, hotel rooms etc. using PHP and MySQL.

Ajax Availability Calendar is 100% administrable – take a look at administrator panel (support multiple administration users).

View Frontend Demo

php and mysql availability calendar

Via administrator panel, you can set up Unlimited Items (rooms, apartments, etc.) , unlimited Booking States – available, booked, special offer etc.

It’s easily styled with CSS – easy to adapt to any design. Uses AJAX to change months viewed without reloading the page. All javascript handled by the Mootools library.

Open Source Invoicing & Project Management Web Application

ArgentumInvoice – an open source Web Invoicing & Project Management application.

With Argentum Invoice you can easily manage all your client information including billing, shipping and contact information.

Easily generate PDF invoices and email them to your clients. Track invoice due dates and payment statuses.

open source invoicing and project management

Multiple currency support and automatic currency conversions for invoices is built in. Emails, Budgeting and Live Timer modules included and designed for easy extendability via modules.

Argentum Invoice requires PHP & uses MySQL as the database. New features are added on a regular basis and bugs are fixed promptly.

Be sure to check out Argentum blog for tutorials and tips as well as development tutorials and guides for creating your own plugins for Argentum.