Firefox release notes for developers

Below you'll find links to the developer release notes for every Firefox release. These lovingly-crafted notes provide details on what features and APIs were added and improved and what bugs were eliminated in each version of Firefox. All written to give developers like you the information they need most. You're welcome.

1. Firefox 147 (Nightly)
2. Firefox 146 (Beta)
3. Firefox 145 (Stable)
4. Firefox 144
5. Firefox 143
6. Firefox 142
7. Firefox 141
8. Firefox 140
9. Firefox 139
10. Firefox 138
11. Firefox 137
12. Firefox 136
13. Firefox 135
14. Firefox 134
15. Firefox 133
16. Firefox 132
17. Firefox 131
18. Firefox 130
19. Firefox 129
20. Firefox 128
21. Firefox 127
22. Firefox 126
23. Firefox 125
24. Firefox 124
25. Firefox 123
26. Firefox 122
27. Firefox 121
28. Firefox 120
29. Firefox 119
30. Firefox 118
31. Firefox 117
32. Firefox 116
33. Firefox 115
34. Firefox 114
35. Firefox 113
36. Firefox 112
37. Firefox 111
38. Firefox 110
39. Firefox 109
40. Firefox 108
41. Firefox 107
42. Firefox 106
43. Firefox 105
44. Firefox 104
45. Firefox 103
46. Firefox 102
47. Firefox 101
48. Firefox 100
49. Firefox 99
50. Firefox 98
51. Firefox 97
52. Firefox 96
53. Firefox 95
54. Firefox 94
55. Firefox 93
56. Firefox 92
57. Firefox 91
58. Firefox 90
59. Firefox 89
60. Firefox 88
61. Firefox 87
62. Firefox 86
63. Firefox 85
64. Firefox 84
65. Firefox 83
66. Firefox 82
67. Firefox 81
68. Firefox 80
69. Firefox 79
70. Firefox 78
71. Firefox 77
72. Firefox 76
73. Firefox 75
74. Firefox 74
75. Firefox 73
76. Firefox 72
77. Firefox 71
78. Firefox 70
79. Firefox 69
80. Firefox 68
81. Firefox 67
82. Firefox 66
83. Firefox 65
84. Firefox 64
85. Firefox 63
86. Firefox 62
87. Firefox 61
88. Firefox 60
89. Firefox 59
90. Firefox 58
91. Firefox 57
92. Firefox 56
93. Firefox 55
94. Firefox 54
95. Firefox 53
96. Firefox 52
97. Firefox 51
98. Firefox 50
99. Firefox 49
100. Firefox 48
101. Firefox 47
102. Firefox 46
103. Firefox 45
104. Firefox 44
105. Firefox 43
106. Firefox 42
107. Firefox 41
108. Firefox 40
109. Firefox 39
110. Firefox 38
111. Firefox 37
112. Firefox 36
113. Firefox 35
114. Firefox 34
115. Firefox 33
116. Firefox 32
117. Firefox 31
118. Firefox 30
119. Firefox 29
120. Firefox 28
121. Firefox 27
122. Firefox 26
123. Firefox 25
124. Firefox 24
125. Firefox 23
126. Firefox 22
127. Firefox 21
128. Firefox 20
129. Firefox 19
130. Firefox 18
131. Firefox 17
132. Firefox 16
133. Firefox 15
134. Firefox 14
135. Firefox 13
136. Firefox 12
137. Firefox 11
138. Firefox 10
139. Firefox 9
140. Firefox 8
141. Firefox 7
142. Firefox 6
143. Firefox 5
144. Firefox 4
145. Firefox 3.6
146. Firefox 3.5
147. Firefox 3
148. Firefox 2
149. Firefox 1.5

Whew! That's a lot of Firefoxen!