Metapackage filtering in Repology is very flexible, so you can combine all kinds of conditions. But here are some preset queries to start with:
This maintainer is active in the following repositories:
arm-none-eabi-gcc47-linaro, arm-none-eabi-gcc48-linaro, arm-none-eabi-gcc49-linaro, arm-none-eabi-gcc53-linaro, arm-none-eabi-gcc73-linaro, arm-none-eabi-gdb-linaro, blheli-configurator, djbdns-ipv4