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

Whew! That's a lot of Firefoxen!