1.开源软件：
开源软件是由个人、团体或组织为满足某些要求而开发的计算机软件，可根据其开发机构的兴趣进行任何修改。开源软件向公众公开发布，这里的源代码对所有人开放。对于开源软件，用户不需要花费任何成本。它在免费许可下可用。它依赖于捐赠和支持作为其主要的发现来源。
开源软件的一些示例是 Firefox、OpenOffice、Zimbra、VCL 媒体播放器、Thunderbird。
2. 商业软件：
商业软件是一种计算机软件，只有创建它的个人、团队或组织才能对其进行修改，并且他们对该软件拥有专有权。任何需要使用它的人都必须支付有效和授权的许可证。这里源代码受到保护。对于商业软件，用户需要花费中等至昂贵的成本。它可以在高许可成本下使用。它依靠其软件销售/产品许可作为其主要资金来源。
商业软件的一些例子是 Windows 操作系统、MS Office、SAP、Oracle、Adobe Photoshop。
开源软件和商业软件的区别：
| S.No. | OPEN SOURCE SOFTWARE | COMMERCIAL SOFTWARE |
|---|---|---|
| 01. | Open source software is the computer software developed either by an individual, group or an organization to meet certain requirements and it is available openly for general public for any modifications based on its developing body’s interest. | Commercial software is the computer software where only the person, team, or organization that created it can modify also they have exclusive right over the software. Anyone needs to use it has to pay for it valid and authorized license. |
| 02. | The cost of open source software is free. | The cost of commercial software varies from moderate to expensive. |
| 03. | Open source provides limited technical support. | Commercial software provides guaranteed technical support. |
| 04. | Open source software is available under free licensing. | Commercial software is available under high licensing cost. |
| 05. | In open source software users need to rely on community support. | In commercial software users get dedicated support from the vendor. |
| 06. | In open source software installation and updates are administered by the user. | In open source software installation and updates are administered by the software vendor. |
| 07. | Limited hands on training and online resources are available for open source software application training. | On site and Online trainings are available from the commercial software vendor side for software application training. |
| 08. | Here in open source software users can customize. | But in commercial software mainly vendor offers customization. |
| 09. | In this rapid community response helps in fixing the bugs and malfunctions. | In this mainly the vendor is responsible for fixing the malfunctions. |
| 10. | In open source software the source code is public. | In commercial software the source code is protected. |
| 11. | The source of funds of open source software mainly depends on donations and support. | The source of fond of commercial software depends on its software sale / product licensing. |
| 12. | Firefox, OpenOffice, Zimbra, VCL media player, Thunderbird are some examples of open source software. | Windows Operating System, MS Office, SAP, Oracle, Adobe Photoshop are some examples of commercial software. |