Open Source

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Wildlife and Protect

Scott Creightonにより

Human development

mark peartにより

Types of gears

Jaskaran Singhにより

PAST PERFECT SIMPLE

Nela bにより

Open Source

Type of license

MPL

Apache

MIT

GPL

BSD

Disadvantages

Price of migration

Not so user-friendly

Fragmentation

Examples

Linux

Google Chrome

Android

Firefox

Price

Paid support

Paid

Free

Advantages

Community supported

Usually replaceable

Free to modify

Fast development

Usually free of charge