The build available on Openwrt wiki contains unnecessary software packages and has barely any space left to install more.
I compiled this build to match all the functionality that is available in the stock TP-Link firmware.
Have fun!
OpenWrt Chaos Calmer r42464 / LuCI Trunk (svn-r10527)
openwrt-ar71xx-generic-tl-wr841nd-v3-squashfs-factory.bin
openwrt-ar71xx-generic-tl-wr841nd-v5-squashfs-factory.bin
openwrt-ar71xx-generic-tl-wr841nd-v7-squashfs-factory.bin
openwrt-ar71xx-generic-tl-wr841nd-v8-squashfs-factory.bin
openwrt-ar71xx-generic-tl-wr841nd-v9-squashfs-factory.bin
I compiled this build to match all the functionality that is available in the stock TP-Link firmware.
WARNING: DRAGONS AHEAD.
You can brick your device with the following information.
I am not responsible for bricked devices, thermonuclear war, or you getting fired because the network failed. Please do some research if you have any concerns about features included in this image before flashing it! YOU are choosing to make these modifications, and if you point the finger at me for messing up your device, I will laugh at you.
I am not including any instructions as a fail-safe to make sure that you read the wiki properly before flashing.
Have fun!
OpenWrt Chaos Calmer r42464 / LuCI Trunk (svn-r10527)
openwrt-ar71xx-generic-tl-wr841nd-v3-squashfs-factory.bin
openwrt-ar71xx-generic-tl-wr841nd-v5-squashfs-factory.bin
openwrt-ar71xx-generic-tl-wr841nd-v7-squashfs-factory.bin
openwrt-ar71xx-generic-tl-wr841nd-v8-squashfs-factory.bin
openwrt-ar71xx-generic-tl-wr841nd-v9-squashfs-factory.bin