zapstore is a must if you're on android mobile:
https://zapstore.dev/
https://zapstore.dev/apps/com.greenart7c3.nostrsigner
https://zapstore.dev/apps/com.greenart7c3.citrine
Signer extensions on browsers:
https://chromewebstore.google.com/detail/alby-bitcoin-wallet-for-l/iokeahhehimjnekafflcihljlcjccdbe
https://chromewebstore.google.com/detail/ditto-extension/fbiegkepanmjielbemkhieckmlckiagi
