Software Applications Software 7 Ways to Legally Obtain

Software : Applications Software

7 Ways to Legally Obtain Software • • Commercial Software Public Domain Software Shareware Freeware Rentalware Free Software Open Source Software

Commercial Software • Copyrighted • License must be purchased – Examples : • Microsoft Office • Adobe Photoshop

Public Domain Software • Not copyrighted • Legal to copy • No one owns the rights to restrict its use – Examples : • World. Wide. Web - the first web browser • Hippo. Draw - statistical analysis software • Game. SWF - a Flash video / game player

Shareware • • Copyrighted Download for free, then pay if you use it Some called “demo” or “trial” software For evaluation purpose

Freeware • Copyrighted • Available for free • There are no time limitation – Examples : • Mozilla Firefox • Opera web browser • Google Chrome

Rentalware • Copyrighted • Lease for a fee • Commonly per year fee

Free Software • • • Founded by Richard Stallman Software include with source code Free for alter it With “copyleft” / GNU http: //www. free-soft. org

Open Source • • • Founded by Eric Raymond 1998 Remove “Free” from “Free Software” Software include with source code Free for alter it http: //www. opensource. org

Version and Release • Version – for big changes • Ex : 2. 0, 3. 0, 4. 0. . . • Release – For small changes in the same version • Ex : 2. 1, 2. 2, 2. 3. . .

Software Lisence Type • Site licenses • Allow software to be used on all computers at a specific location • Concurrent-user license • Allows a specified number of copies to be used at one time • May require additional license-monitoring software • Multiple-user license • Specifies the number of people who may use the software • Single-use license • Limits the software to one user at a time

Other Software Categories • Pirated software • Software obtained illegally in violation of copyright • Software & Industry Information Association Anti-Piracy division prosecutes violators of software copyright laws http: //www. siia. net/piracy/ • Don’t pirate software!!! • Abandonware • Software that is no longer being sold or supported by its publisher • Subject to copyright for 95 years from date of publication