segger-jlink ☆
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Description:
Software and Documentation pack for Segger J-Link debug probes
Type: Cask  |  Latest Version: 9.42@0  |  Tracked Since: Dec 18, 2025
Links: Homepage  |  @SEGGERmicro  |  formulae.brew.sh
Category: Developer tools
Tags: debugging embedded arm jlink development firmware
Install: brew install --cask segger-jlink
About:
SEGGER J-Link is a comprehensive software and documentation package that enables communication with J-Link debug probes via USB or IP. It provides essential tools like J-Link Commander and GDB Server for debugging, flash programming, and device management. This pack is crucial for embedded developers working with ARM Cortex-M and RISC-V microcontrollers.
Key Features:
  • J-Link GDB Server for remote debugging
  • Command line interface for scripting and automation
  • Broad support for ARM Cortex-M, Cortex-A, Cortex-R, and RISC-V
  • Unlimited flash breakpoints for enhanced debugging capabilities
  • Includes J-Link Software and Documentation Pack
Use Cases:
  • Debugging embedded ARM/RISC-V applications from a host computer
  • Automated firmware flashing and production programming
  • Remote debugging of devices over IP network
Alternatives:
  • OpenOCD – Open-source alternative with broader hardware support but less optimized performance for specific probes
  • pyOCD – Python-based debugger with CMSIS-DAP support, more flexible but less feature-rich for J-Link hardware
Version History
Detected Version Rev Change Commit
May 6, 2026 8:09pm 9.42 0 VERSION_BUMP 0e49ae7b
Apr 30, 2026 11:06am 9.40 0 VERSION_BUMP 81dc8877
Apr 23, 2026 1:49pm 9.38a 0 VERSION_BUMP 4714470b
Apr 22, 2026 4:45pm 9.38 0 VERSION_BUMP 0a882eb1
Apr 15, 2026 4:49pm 9.36 0 VERSION_BUMP 4e7f2310
Apr 10, 2026 1:39pm 9.34b 0 VERSION_BUMP 270990f9
Apr 9, 2026 7:42pm 9.34a 0 VERSION_BUMP abbc7e1c
Apr 8, 2026 4:58pm 9.34 0 VERSION_BUMP a58aed71
Apr 1, 2026 1:47pm 9.32 0 VERSION_BUMP 7c6ba97a
Mar 30, 2026 10:54am 9.30a 0 VERSION_BUMP 9e699cdf
Mar 25, 2026 7:39pm 9.30 0 VERSION_BUMP 3d7f1dc4
Mar 18, 2026 4:53pm 9.28 0 VERSION_BUMP 023db06e
Mar 11, 2026 7:34pm 9.26 0 VERSION_BUMP 4b894952
Mar 5, 2026 8:32pm 9.24a 0 VERSION_BUMP e3f5324f
Mar 3, 2026 5:05pm 9.24 0 VERSION_BUMP 7375b10e
Feb 24, 2026 1:38pm 9.22 0 VERSION_BUMP 8b1383ec
Feb 19, 2026 1:39pm 9.20 0 VERSION_BUMP 75c6e275
Feb 11, 2026 4:41pm 9.18 0 VERSION_BUMP bc9857d1
Feb 6, 2026 1:26pm 9.16a 0 VERSION_BUMP 42bdf51c
Feb 4, 2026 2:10pm 9.16 0 VERSION_BUMP 2d540e56
Jan 28, 2026 7:41pm 9.14a 0 VERSION_BUMP 74007d44
Jan 28, 2026 1:42pm 9.14 0 VERSION_BUMP c47f6f6b
Jan 21, 2026 1:49pm 9.12 0 VERSION_BUMP 7273ea31
Jan 14, 2026 4:50pm 9.10 0 VERSION_BUMP d0a726ce
Jan 7, 2026 7:35pm 8.98 0 VERSION_BUMP b4c53fb6
Dec 18, 2025 5:37pm 8.94 0 VERSION_BUMP e1aecf4b
Sep 17, 2025 2:13pm 8.70 0 VERSION_BUMP dcf06420
Sep 10, 2025 1:41pm 8.68 0 VERSION_BUMP e5001c81
Sep 2, 2025 10:32am 8.64a 0 VERSION_BUMP 619c2c2c
Aug 28, 2025 10:39am 8.64 0 VERSION_BUMP 5efa3922
Aug 20, 2025 10:41am 8.62 0 VERSION_BUMP 9642ea24
Aug 13, 2025 1:57pm 8.60 0 VERSION_BUMP ad48ddb7
Aug 6, 2025 1:38pm 8.58 0 VERSION_BUMP 976d79fc
Jul 30, 2025 1:10pm 8.56 0 VERSION_BUMP f353bd58
Aug 7, 2024 3:55pm 7.98c 0 VERSION_BUMP f6aff0c4
Jul 31, 2024 3:49pm 7.98b 0 VERSION_BUMP e18e324d
Jul 11, 2024 9:55am 7.96t 0 VERSION_BUMP c3d039a9
Jul 4, 2024 6:46pm 7.96s 0 VERSION_BUMP 37f9b834
Jul 4, 2024 6:55am 7.96r 0 VERSION_BUMP a44b02b5
Jun 28, 2024 1:09pm 7.96q 0 VERSION_BUMP 83782fef
Jun 27, 2024 3:47pm 7.96p 0 VERSION_BUMP ebba0ffa
Jun 26, 2024 3:46pm 7.96o 0 VERSION_BUMP ef22bb7e
Mar 20, 2024 9:41pm 7.96b 0 VERSION_BUMP 0306f60c
Feb 14, 2024 3:39pm 7.94j 0 VERSION_BUMP 8583b6c4
Jan 24, 2024 3:38pm 7.94g 0 VERSION_BUMP 1c272758
Jan 17, 2024 3:35pm 7.94f 0 VERSION_BUMP d08b3975
Jan 15, 2024 3:38pm 7.94e 0 VERSION_BUMP 951efcfe
Jan 11, 2024 12:43pm 7.94d 0 VERSION_BUMP dbaedce7
Jan 3, 2024 5:43pm 7.94c 0 VERSION_BUMP b2aeb262
Nov 29, 2023 12:33pm 7.94 0 VERSION_BUMP f90e85ab
Nov 8, 2023 4:31pm 7.92o 0 VERSION_BUMP 1e0ee32d
Oct 31, 2023 4:39pm 7.92n 0 VERSION_BUMP adeeb7d5
Oct 26, 2023 11:08am 7.92m 0 VERSION_BUMP fa8ccd55
Oct 25, 2023 10:16am 7.92l 0 VERSION_BUMP 5407c4f0
Oct 18, 2023 10:17am 7.92k 0 VERSION_BUMP dd214122
Oct 12, 2023 9:15am 7.92j 0 VERSION_BUMP 7ba53c7c
Oct 11, 2023 7:48pm 7.92i 0 VERSION_BUMP 7942405e
Oct 4, 2023 6:36pm 7.92h 0 VERSION_BUMP d1c833db
Sep 27, 2023 4:38pm 7.92g 0 VERSION_BUMP 964fcb58
Sep 20, 2023 1:36pm 7.92f 0 VERSION_BUMP 7ad900e6
Sep 13, 2023 5:48pm 7.92e 0 VERSION_BUMP 5b00a727
Sep 13, 2023 1:23pm 7.92e 0 VERSION_BUMP b924ae6f
Aug 30, 2023 4:59pm 7.92c 0 VERSION_BUMP 38ac5561
Aug 2, 2023 4:43pm 7.90 0 VERSION_BUMP 6bbd486e
Jul 5, 2023 4:18pm 7.88k 0 VERSION_BUMP 3fe12272
Jun 21, 2023 4:59pm 7.88i 0 VERSION_BUMP cf433ab3
Jun 16, 2023 11:32am 7.88h 0 VERSION_BUMP 411e7f13
Jun 16, 2023 6:52am 7.88h 0 VERSION_BUMP 7216ec07
Jun 15, 2023 7:49am 7.88g 0 VERSION_BUMP 085384a9
Apr 12, 2023 5:42pm 7.86h 0 NEW f60c8685
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