Free Software Introduction

Abhijit A.M. [email_address] Free (dom) Software Lokayat Free Knowledge Initiative http://www.lokayat.org.in

I bet you know this… How many times have you banged your head at this screen? The Windows Blue Screen of Death

Have you ever read the license agreement?

Software Piracy is Illegal ,[object Object],[object Object]

You can be put behind the bars for the same

Can you “own” a copy of Windows Vista ? ,[object Object]

Once the license expires, you can not use it

So what to do? ,[object Object]

Even when you have already paid once!

Software is Costly Well, writing a CD/DVD costs Windows Vista Rs. 7000 Microsoft Office Rs. 25000+ (variable) Adobe Photoshop – CS, CS3 Rs. 15000+ Tally.erp9 Rs. 13500 Corel Draw 12 Rs. 20000 + only Rs. 15

Did you know? ,[object Object]

Which is available FREE of cost

Which can be copied without anybody's permission

You can see, study and modify the source code of that Operating System It's called Linux Or rather GNU / Linux

Welcome to the World of GNU / Linux The World of “ Free” Software

“ Free” (!!)? ,[object Object],[object Object],[object Object],[object Object]

So what's “Free Software” ? ,[object Object],Freedom What is it? 0 Run the program for any purpose 1 Study and Modify the program 2 Copy the program so you can help your neighbor 3 Improve the program, and release your improvements to the public, so that the whole community benefits

Hmmm, Free Software really gives us freedom But that's not enough! There is a deep thought behind the 4 rules of free software…

The 4 Freedoms Explained ,[object Object],[object Object]

Use your bike for anything that you want 1: Study and Modify ,[object Object],[object Object],[object Object]

Modify your bike to look like a sport bike !

Breaking the social solidarity ,[object Object],[object Object]

The lesser evil: Do wrong to the one who did wrong 3: Redistribute improvements to all ,[object Object]

Helping each other, community and co-operation

Why academic institutes should use Free Software ,[object Object],[object Object],[object Object]

Moral education ,[object Object]

Why Colleges should use Free Software ,[object Object],[object Object],[object Object]

Hmmm, so “who” wrote Linux? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is GNU? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Richard M Stallman ,[object Object],[object Object],[object Object],[object Object]

GNU / Linux ,[object Object],[object Object]

Other GNU utilities (gcc, ld, …) ,[object Object],[object Object]

What is GPL? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Open Source ,[object Object],[object Object],[object Object],[object Object],[object Object]

Talk about technical benefits only

Open Source And Free Software ,[object Object],[object Object],[object Object]

Advantages ,[object Object],[object Object],[object Object],[object Object],[object Object]

Free Software Success ,[object Object],- Survey, April 1999 Operating System Market Share Composition GNU / Linux 28.5% GNU / Linux Windows 24.4% All Windows combined (including 95, 98, NT) Sun 17.7% Sun Solaris or SunOS BSD 15.0% BSD Family (FreeBSD, NetBSD, OpenBSD, BSDI, …) IRIX 5.3% SGI IRIX

Apache beats all… Apache is the highest used Web Server in history

Proprietary Vs Free Software ,[object Object],[object Object],[object Object],[object Object],[object Object]

How does proprietary software get established ? ,[object Object],[object Object],[object Object],[object Object]

Free Software Introduction

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