Open Source


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Slide show on Open Source software, authored by SCSL's SLIS Intern, Adam Vorobok, for our Webmasters Exchange.

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Open Source

  1. 1. How to Do a Lot with Very Little: Open source software, tools and templates for webmasters
  2. 2. What is Open Source? <ul><ul><li>Very similar to the concept of Freeware (Free as in freedom, not free food) except for one important ideological point. </li></ul></ul><ul><ul><li>A set of criteria that gives freedom to both the programmer and the user: </li></ul></ul><ul><ul><li>1. Free Redistribution </li></ul></ul><ul><ul><li>2. Source Code must be included </li></ul></ul><ul><ul><li>3. Derived Works </li></ul></ul><ul><ul><li>4. Integrity of the Author's Source Code </li></ul></ul><ul><ul><li>5. No Discrimination Against Persons or Groups </li></ul></ul><ul><ul><li>6. No Discrimination Against Fields of Endeavor </li></ul></ul><ul><ul><li>7. Distribution of License </li></ul></ul><ul><ul><li>8. License Must Not Be Specific to a Product </li></ul></ul><ul><ul><li>9. License Must Not Restrict Other Software </li></ul></ul><ul><ul><li>10. License Must be Technology-Neutral </li></ul></ul><ul><ul><li>(from 2/12/08)‏ </li></ul></ul>
  3. 3. Why Open Source? Open source is a development method for software that harnesses the power of distributed peer review and transparency of process. The promise of open source is better quality, higher reliability, more flexibility, lower cost, and an end to predatory vendor lock-in. (from 2/12/08)‏
  4. 4. Firefox 3 beta <ul><li>One-click site info: Click the site favicon in the location bar to see who owns the site </li></ul><ul><li>Malware Protection: warns users when they arrive at sites which are known to install viruses, spyware, trojans or other malware </li></ul><ul><li>Full Page Zoom </li></ul>Cost: Free <ul><li>A user's bookmarks, history, cookies, and preferences are now stored in a secure database which will prevent data loss even if their system crashes. </li></ul><ul><li>Over 300 individual memory leaks have been plugged </li></ul><ul><li>Faster speed </li></ul>
  5. 5. Web Developer <ul><li>Has many important tools </li></ul><ul><ul><li>Get extensive information about page elements; a ruler; HTML/CSS validators; edit HTML/CSS, error prompts </li></ul></ul><ul><li>Speeds up debugging </li></ul>Cost: Free <ul><li>Code can be very difficult to read </li></ul><ul><li>Cannot upload changes to the server. Must save and/or copy paste </li></ul>
  6. 6. Cost: Free <ul><li>Easy-to-read and navigate HTML/CSS </li></ul><ul><li>Duel HTML/CSS windows </li></ul><ul><li>Highlighter </li></ul><ul><li>Can show you how long each element of the web page loads </li></ul><ul><li>Eats up lots of CPU </li></ul><ul><li>Has to be disabled when in non-use </li></ul><ul><li>Can't upload changes directly to the server </li></ul>
  7. 7. FireShot <ul><li>Snapshots of web sites </li></ul><ul><li>Leave notes </li></ul><ul><li>Highlight text </li></ul><ul><li>Can e-mail snapshots directly through the program, also upload to a server </li></ul>Cost: Free
  8. 8. GIMP <ul><li>Image manipulator </li></ul><ul><ul><li>Combine photos, retouch photos, remove red-eye, etc. </li></ul></ul><ul><li>Can rival Photoshop </li></ul><ul><li>Can open and save many different picture formats </li></ul><ul><ul><li>Gifs, jpgs, tiffs, pngs, bmps </li></ul></ul><ul><li>Interface can be awkward to a first time user </li></ul><ul><li>High level of difficulty </li></ul><ul><li>On-line Tutorials not necessarily helpful or out-of-date </li></ul>Cost: Free
  9. 9. Book Burro <ul><li>“ Senses” when you are looking at a book </li></ul><ul><li>Provides a list of local libraries that have the same book </li></ul><ul><li>Can configure to show prices from certain on-line bookstores </li></ul><ul><li>Must enter zip code </li></ul>Cost: Free
  10. 10. Free Templates <ul><li>http://www. oswd .org/ CSS/HTML templates free to download </li></ul><ul><li>http://www. opensourcetemplates .org/ Web Site and Vector Art </li></ul><ul><li>http://www. openclipart .org/ </li></ul><ul><li>Free clip art and images </li></ul><ul><li>http://www. freeimages .co. uk / </li></ul><ul><li>Free stock photos </li></ul>Cost: Free
  11. 11. Resources <ul><li>Firefox - </li></ul><ul><li>Gimp - </li></ul><ul><li>Book Burro - </li></ul>
  12. 12. Fin