NIIMBOT firmware collection
stable and testing directories contain original firmware images. They are not modified in any way.
Important notes:
Flash with niim.blue (instructions). Everything you do is at your own risk.

/testing/B31/

File Name  ↓ File Size  ↓ Date  ↓ 
Parent directory/--
B31_2.24.bin.txt202 B2026-Jun-13 12:02
B31_2.24.bin121.3 KiB2026-Jun-13 12:03
B31_2.23.bin.txt220 B2026-Jun-13 12:02
B31_2.23.bin121.4 KiB2026-Jun-13 12:03
B31_2.22.bin.txt230 B2026-Jun-13 12:02
B31_2.22.bin121.3 KiB2026-Jun-13 12:03
B31_2.21.bin.txt208 B2026-Jun-13 12:02
B31_2.21.bin121.1 KiB2026-Jun-13 12:03
B31_2.20.bin.txt202 B2026-Jun-13 12:02
B31_2.20.bin120.7 KiB2026-Jun-13 12:03
B31_2.16.bin.txt202 B2026-Jun-13 12:02
B31_2.16.bin119.5 KiB2026-Jun-13 12:03
B31_2.12.bin.txt180 B2026-Jun-13 12:02
B31_2.12.bin118.7 KiB2026-Jun-13 12:03
B31_2.09.bin.txt202 B2026-Jun-13 12:02
B31_2.09.bin117.3 KiB2026-Jun-13 12:03
B31_2.06.bin.txt202 B2026-Jun-13 12:02
B31_2.06.bin119.0 KiB2026-Jun-13 12:03
B31_2.05.bin.txt202 B2026-Jun-13 12:02
B31_2.05.bin119.0 KiB2026-Jun-13 12:03
B31_2.04.bin.txt202 B2026-Jun-13 12:02
B31_2.04.bin118.9 KiB2026-Jun-13 12:03
B31_2.03.bin.txt202 B2026-Jun-13 12:02
B31_2.03.bin119.3 KiB2026-Jun-13 12:03
B31_1.03.bin.txt202 B2026-Jun-13 12:02
B31_1.03.bin114.3 KiB2026-Jun-13 12:03