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

Whew! That's a lot of Firefoxen!