====== 3. Comparison between Windows OS and Linux/ FreeBSD OS ======
Below is the table comparison on using filtering on Windows OS and Linux / FreeBSD OS.

^ ^ 	Windows OS	 ^^ 	Linux / FreeBSD OS	 ^^^
^ ^ 	\\ AhsayCBS	 ^ 	\\ AhsayOBM	 ^ 	\\ AhsayCBS	 ^ 	AhsayOBM \\ GUI	 ^ 	AhsayOBM \\ CLI	 ^
^ Backup Set with Filter | 	✔	 | 	✔	 | 	✔	 | 	✔	 | 	N/A	 |
^ - Simple Comparison | 	✔	 | 	✔	 | 	✔	 | 	✔	 | 	N/A	 |
^ - Regular Expression (UNIX-Style) | 	✔	 | 	✔	 | 	✔	 | 	✔	 | 	N/A	 |
^ Continuous Backup | 	✔	 | 	✔	 | 	N/A	 | 	N/A	 | 	N/A	 |
^ Predefined Destinations | 	✔	 | 	✔	 | 	✔	 | 	✔	 | 	N/A	 |
^ Preview Feature | 	✔	 | 	✔	 | 	N/A	 | 	✔	 | 	N/A	 |