Generic Image with gzipped kernel OpenWrt Firmware
The Generic Image with gzipped kernel is supported by OpenWrt/ImmortalWrt on the bcm47xx/legacy target. 2 firmware images are available from the official OpenWrt 25.12.5 and ImmortalWrt 25.12.1 stable releases — download one below, or build a custom OpenWrt image for this device with your own package selection.
Build matrix
Supported firmware versions
| Distribution | Version | Target | Profile |
|---|---|---|---|
| OpenWrt | 25.12.5 | bcm47xx/legacy | standard-noloader-gz |
| ImmortalWrt | 25.12.1 | bcm47xx/legacy | standard-noloader-gz |
Downloads
Download images
OpenWrt 25.12.5 · bcm47xx/legacy
| Image | Type | sha256 |
|---|---|---|
| openwrt-25.12.5-bcm47xx-legacy-standard-noloader-gz-squashfs.trx | trx | f9838b108221… |
ImmortalWrt 25.12.1 · bcm47xx/legacy
| Image | Type | sha256 |
|---|---|---|
| immortalwrt-25.12.1-bcm47xx-legacy-standard-noloader-gz-squashfs.trx | trx | 2b123fe58ae4… |
Downloads are served by the official OpenWrt/ImmortalWrt mirrors — unchanged upstream stable builds.
Packages & install
Default packages & installation
Default packages
Every image for the Generic Image with gzipped kernel ships these packages by default. The customize option below lets you add or remove packages before the image is assembled.
OpenWrt 25.12.5 · bcm47xx/legacy
Target default packages (29)
apk-mbedtls base-files ca-bundle dnsmasq dropbear firewall4 fstools kmod-gpio-button-hotplug kmod-leds-gpio kmod-nft-offload libc libgcc libustream-mbedtls logd mtd netifd nftables nvram odhcp6c odhcpd-ipv6only otrx ppp ppp-mod-pppoe swconfig uci uclient-fetch urandom-seed urngd wpad-basic-mbedtls
ImmortalWrt 25.12.1 · bcm47xx/legacy
Target default packages (33)
apk-openssl base-files block-mount ca-bundle default-settings-chn dnsmasq-full dropbear firewall4 fstools kmod-gpio-button-hotplug kmod-leds-gpio kmod-nf-nathelper kmod-nft-offload libc libgcc libustream-openssl logd luci mtd netifd nftables nvram odhcp6c odhcpd-ipv6only otrx ppp ppp-mod-pppoe swconfig uci uclient-fetch urandom-seed urngd wpad-basic-openssl
Installation notes
- Verify your download against the published checksum before flashing:
$ sha256sum openwrt-25.12.5-bcm47xx-legacy-standard-noloader-gz-squashfs.trx f9838b108221442f984a07680c05d8aa94aa1f485e63c4db974d83bc8e90de32 openwrt-25.12.5-bcm47xx-legacy-standard-noloader-gz-squashfs.trx
Build custom firmware
Need more than the default image for the Generic Image with gzipped kernel? Pick your packages — LuCI apps, themes, VPN clients — set the basics, and get a ready-to-flash OpenWrt image assembled from official packages in minutes.
Customize firmware for this deviceRelated
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More devices on bcm47xx/legacy
Upstream
Upstream & source
- downloads.openwrt.org — bcm47xx/legacy 25.12.5
- downloads.immortalwrt.org — bcm47xx/legacy 25.12.1
- OpenWrt Table of Hardware
Images are assembled from packages compiled and published by the upstream OpenWrt and ImmortalWrt projects. The complete corresponding source code is available from those projects under the GPL.