• ISBSG Resources - Information to guide your project

    Maintenance & Support


The importance of Maintenance & Support

Improve your Maintenance & Support

Review ISBSG’s resources on the maintenance and support of applications

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ISBSG Maintenance and Support Data

It is believed that software maintenance activities represents somewhere between 65 and 85 percent of an application’s total ownership cost. This study focuses on ISBSG's Maintenance and Support data. It identifies maintenance trends for various activities.
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Defect Density

This short paper analyses defect data for Java and .NET projects. It investigates whether project size and age impact defect density.
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Productivity and Defect Statistics

Learn more about productivity and defect statistics from the software industry in China.

We help the world’s leading organizations achieve IT success.

How can we help with the maintenance and support of your project?

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Accurate estimations are essential for the success of your project.

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Determine the factors that impact your project’s productivity.

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Learn about productivity, estimation and team size in Agile.

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Compare your project’s estimates to the best in the software industry.

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Maintenance & Support

A significant proportion of your IT systems’ budget may be spent on maintenance and support.

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Learn about the importance of software size, as an important factor in estimating cost.

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Discover how customer satisfaction, cost-effectiveness and quality can be maintained with outsourcing.

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Project Control

Learn about the factors that affect the schedule and budget of your project.

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