This paper analyzes the business case of open source software. Thus, we proceeded to explore the questions using a multiple case study design drawing upon several different data sources yin, 1989. On the extent and nature of software reuse in open source. However, oss communities still face several challenges before taking full advantage of. In both cases, we argue that libavcodec is a successful example of reusable oss. Its a way to build open standards as actual software, rather than paper documents. Launched in february 2003 as linux for you, the magazine aims to help techies avail the benefits of open source software and solutions. We analyze open source projects for the purpose of understanding the state of the practice in software reuse with respect to its extent and na.
Oss watch provides unbiased advice and guidance on the use, development, and licensing of free software, open source software, and open source hardware if you want to find out more about. On the one hand, incorporating this online code in production. This study uses quantitative and qualitative data gathered from a sample of six open source software projects to explore two sets of research questions derived from the literature on software reuse in firms and open source software. Code reuse is a form of knowledge reuse in software development, which is fundamental to innovation in many. We report on a term project to conduct domain engineering followed by application engineering for a specific set of applications. It also presents the perceptions of schools senior management teams smts, teaching staff and pupils about the impact and use of oss.
An empirical study on the reuse of thirdparty libraries. N2 adoption of open source software oss principles to internal software development has gained considerable momentum. Impact of internal open source development on reuse. In addition, the architecture of debian is presented through a number of patterns. May 01, 2016 understanding reuse of software examples. This study uses quantitative and qualitative data gathered from a sample of six open source software projects to explore two sets of research questions derived from the literature on.
Open source software oss products are increasingly available that can be freely used in product. Code reuse in open source software management science. Adapts an analytical reusability model that consists of both highlevel quality attributes and structural properties for assessing reuse potential of certain software artifacts. Companies, governments and nonprofit organizations use our standard for open source compliance every day to build trust in the supply chain. Launched in february 2003 as linux for you, the magazine aims to help techies avail the. We use debian as a case study to describe how it has grown and changed over a 12 year time. Open source can play a huge role here, so i got in touch with ross parker, the creator of gibbon, to learn how is this management tool is improving schools. A largescale empirical study on software reuse in mobile apps.
In section 5 we provide the results, organized by research question, and discuss them in section 6. This paper was prepared as part of the mitre corporations fy00 missionoriented investigation and experimentation moie research project open source software in military systems. The case study of this paper follows the case study design described by runeson et al. Software reuse software reuse has been promoted as a key. Improvements on time and costs of new gis products being developed. There are, however, numerous approaches and results closely related to our research objective. Its one of the key ways we hope to provide transparency and cost effectiveness to taxpayers. We use debian as a case study to describe how it has grown and changed over a 12 year time span.
Explores the potential of open source software artifact reuse with respect to the application domain. Code reuse is a form of knowledge reuse in software development that is fundamental to innovation in many fields. There are, however, numerous approaches and results closely. Developing an software product line oriented to a domainlevel view. To remedy this, we report on an empirical study about software reuse in 20 open source java projects with a total of 3. A case study on the availability of opensource components for game. Such studies will highlight interesting features of. A software library is a collection of reusable programs, used by both industrial and open software client projects to help achieve shorter development cycles and higher quality.
A business case study of open source software the mitre. A case study based software engineering education using. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Open software is software for which the humanreadable. The openchain specification and openchain conformance guides are licensed under the creative commons attribution license 4. Each directory contains opensource code that constitutes a case study. Their study showed that all sample projects reuse software and the dominant form of reuse was blackbox reuse. We empirically investigated 301 open source projects in a holistic multiplecase methods study. By using the relevance variable in multiple case studies. This study uses quantitative and qualitative data gathered from a sample of six open source software projects to explore two sets of research questions derived from the literature on software reuse in firms and open source software development. Open source software oss products are increasingly available that can. Automated output size and reuse metrics in a repository based case environment, ieee trans.
A case study of opensource os development of the computational research software mfix, used for multiphase computational fluid dynamics simulations, is presented here. An empirical study on the reuse of thirdparty libraries in. Examining some pseudoeconomic arguments about open source. Evolution and architecture of open source software. We empirically investigated 301 open source projects in a holistic multiple case methods study. Open source software oss products are increasingly. Exploiting the enormous amount of open source software oss as a vehicle for reuse is a promising op portunity for software engineers. Use of standard geographic information for defining common services. The different case studies based on the problem statements chosen by the students were identified as shown in the table 1. Adapts an analytical reusability model that consists of both highlevel quality attributes and structural properties for assessing reuse potential of. Clarifying guidance regarding open source software oss. A case study of prejudice in a community of practice. It is intended to help program managers evaluate whether open source software and development methodologies are applicable to their technology programs. Software reuse in agile development organizations university of.
Case study building powerful data visualization at the university of. In the study we consider 10 application domains covering a wide range of software. Godfrey and qiang tu software architecture group swag department of computer science, university of waterloo email. In particular, we examined the distribution of potential vulnerabilities between the native code created. Open source for you is asias leading it publication focused on open source technologies. Impact assessment for vulnerabilities in opensource. Open source software development strictly speaking, software is oss if it comes under an open source license. Code reuse in open source software research papers in.
We find that code reuse is extensive across the sample and that open source software developers, much. In this article, authors discuss a case study of several android mobile apps to analyze software reuse in terms of inheritance and code reuse as well as framework reuse of. Open source software and the department of defense. Open source case studies for framac this repository is a collection of open source c codes to be used with framac, in particular with the eva evolved value analysis plugin. The open source model and free software model in theory are synonymous. Highlights solutions for software reuse for gis domains. Many of these libraries are open source software and are readily available through online repositories such as the github 1 repository. Open source software oss products are increasingly available that can be freely. Facilitating crowd sourced software engineering via stack overflow. An initial investment is required to start a software reuse.
Opensource software offers the most astounding range of reusable assets for any. They carry many of the characteristics of the proprietary brands, wasserman says. A promising way to support software reuse is based on componentbased software development cbsd. The approach is independent from speci c kinds of vulnerabilities or programming languages and can deliver immediate results. Pdf a promising way to support software reuse is based on componentbased software development cbsd. Each directory contains opensource code that constitutes a case. To remedy this, we report on an empirical study about software reuse in 20 open source java projects with a. Case studies about open source project participants and users are a great way to showcase your project and how it works in the real world. This thesis investigates the evolution and architecture of open source software collections. The outcome of our discussion was a case study of how gibbon has helped international college hong kong solve the problem of managing data from multisite records.
D espite the limited practice of software reuse, italy has one of the most advanced laws in europe regarding the use of open source within the public. However, the term open source came to be used to describe a larger set of companies which did not adhere to all. In some cases, however, code reuse may be perceived by software developers as code duplication. Jul 20, 2014 in this article, authors discuss a case study of several android mobile apps to analyze software reuse in terms of inheritance and code reuse as well as framework reuse of whole apps. A case study andrea capiluppi, brunel university, uk klaasjan stol, lero the irish software engineering research centre, university of limerick, ireland. Reusability of open source software across domains. Techies that connect with the magazine include software developers, it managers, cios, hackers, etc. It identifies the ways open source software oss has been incorporated, used and managed in school ict infrastructures. Discussion of using open source tools for implementing gis components. It identifies the ways open source software oss has been incorporated, used and managed in.
Such studies will highlight interesting features of your software, demonstrate different and potentially unique ways your project is in use, and foster positive communication among members of your community. In this study, we assess open source software projects, with respect to their reusability, i. A case study based software engineering education using open. However, the term open source came to be used to describe a larger set of companies which did not adhere to all the qualities of a free software company, but perhaps some or most of them. Total reusable code size was 55,000 lines of noncomment source statements. Such a license grants users of the software the right to access, inspect.
Open source software is defined by the department of defense as software for which the humanreadable source code is available for use, study, re use, modification. We offer solutions and insights that make developers lives easier. A case study based software engineering education using open source tools sowmya b j dept. Here at tts, were big fans of open source software. This repository is a collection of open source c codes to be used with framac, in particular with the eva evolved value analysis plugin. The study investigates 1 whether open source projects reuse third party code and 2 how much whitebox and blackbox reuse occurs. The openchain project maintains the industrystandard for the key requirements of a quality open source compliance program. However, to date there has been no systematic investigation of code reuse in open source software projects. A software library is a collection of reusable programs, used by both industrial and open software client projects to help achieve shorter development cycles and higher quality software. Software projects are not developed in isolation but often build upon other open source resources. In section 7 we discuss the threats to validity of our study, and in section 8, we conclude the paper.
In the study we consider 10 application domains covering a wide range of software categories. Impact assessment for vulnerabilities in opensource software. Open source software oss products are increasingly available that can be freely used in product development. Other open source software companies also provide such support, which includes discussion forums. The stg develops applications for plotters and printers. Abstract a promising way to support software reuse is based on componentbased software development cbsd. Learn about javascript development and security best practices from the experts on managing the worlds largest collection of reusable code. Request pdf social computing in open source community. The open source model has a lot to offer the business world. T1 impact of internal open source development on reuse. Software reuse in agile development settings and the open source community indicate that. Information and software technology 56, pages 161628, 2014.