1. I can has API? A love story Cal Henderson

2. flickr.com /services /api

3. The end! Any questions?

4. Cal Henderson Oh hai

5. (This one is me) Cal Henderson

6. Flickr!

7. Ludicorp

8. Vancouver Canada

9. Vancouver (Not part of America) Canada

10. London England

11. Game Never Ending

12. Game Never Ending (Now Ended)

13. Virtual online world thingy

14. In stunning 2D!

15. Carry things!

16. A micro economy

17. Where do I fit in?

18. No APIs

19. HTTP Sniffable Discoverable

20. gnespy.com Also GNExus, etc

21. Flickr?

22. Games take money

23. GNE was slow Nodeservice Not modular – argh!

24. Make some money Fast!

25. Then we can get back to the game Lies!

26. Flickr!

27. APIs

28. APIs Army of Robots

29. Application Programming Interface

30. Feeds vs APIs

31. Feeds architecture Flickr Brain Templating RDF Atom RSS

32. RSS Feeds architecture Flickr Brain Templating RDF Atom CSV SQL CDF PHP YAML JSON

33. flickr.com /services /feeds

34. Why bother providing feeds?

35. Simple Just like web pages

36. Not just for nerds?

37. Not just for nerds?

39. (Well, sort of)

40. Cheaper than ‘ push’

41. Less push these days

42. Besides games

43. Comet Flash Java Sockets

44. Push Less bandwidth Less computing

45. Push Immediate Fast

46. Push Producer must know about consumers

47. Pull Bandwidth & Processing (cache stuff)

48. Pull Asynchronous Slow

49. Pull Allows for adhoc consumers

50. API architecture Flickr Brain Request Response

51. Von Neuman? Process Input Output

52. flickr.com /services /api

53. Open? Or public?

54. API Explorer (Built for us)

56. Authentication The problem

57. Authentication The revenge!

58. Don’t share passwords!

59. Tokens, Frobs & Mini-Frobs

60. Advantages?

61. Push identity to flickr

62. Operate on private data

63. Write!

64. Why have an API?

66. Unit testing

67. Empower Developers (Army of monkeys)

68. All the cool kids..

69. Flickr as Platform

70. Facebook

71. Mutually Beneficial

72. Doesn’t come for free

73. Bandwidth Processing Storage

74. Abuse (Stupidity)

75. Support

76. API Kits PHP Perl ActionScript

77. API Kits PHP Perl ActionScript ColdFusion LISP cUrl Delphi Java .NET Python BASIC Ruby

82. What’s special about flixor?

83. Public by default

84. Creative Commons

85. Improve?

86. More methods? ~100 public

87. More formats? Feeds Requests Responses

88. Push?

89. The future..?

90. Flickr on Flickr

91. Rich Integration

96. The end!

97. Questions?