diff --git a/README.md b/README.md
index 645ff0a..d6913d0 100644
--- a/README.md
+++ b/README.md
@@ -422,10 +422,15 @@ Allow you to sign Nostr events on web-apps without having to give them your keys
 - [Aka Profile](https://github.com/neilck/aka-extension)![stars](https://img.shields.io/github/stars/neilck/aka-extension.svg?style=social) -  Nostr Signing Extension for Chrome supporting multiple key pairs based on nos2x.
 - [Blockcore](https://github.com/block-core/blockcore-wallet)![stars](https://img.shields.io/github/stars/block-core/blockcore-wallet.svg?style=social) - Multi wallet browser extension with nostr support
 - [Flamingo](https://www.getflamingo.org) - Nostr browser extension with a focus on UX
+- [horse](https://github.com/fiatjaf/horse) - hardware remote nostr event signer with webserial
 - [Keys.Band](https://keys.band) - Multi-key Nostr signing extension for Chrome with a sleak UI/UX. Based on NOS2X.
+- [nodestr](https://github.com/lightning-digital-entertainment/nodestr) - A nip07 provider and polyfill for NodeJS
 - [nos2x](https://github.com/fiatjaf/nos2x)![stars](https://img.shields.io/github/stars/fiatjaf/nos2x.svg?style=social) - Nostr Signer Extension
+- [nos2x-fox](https://diegogurpegui.com/nos2x-fox/) - A Firefox add-on that lets you manager your Nostr keys in one place, and then sign events in websites without exposing your private key
+- [Nostrmo](https://github.com/haorendashu/nostrmo_faq#download) - A faq for Nostrmo app.
 - [Nostore on GitHub](https://github.com/ursuscamp/nostore)![stars](https://img.shields.io/github/stars/ursuscamp/nostore.svg?style=social) - Nostr Signer Extension for iOS/macOS Safari ([Nostore on Mac App Store](https://apps.apple.com/us/app/nostore/id1666553677))
 - [nostr-keyx](https://github.com/susumuota/nostr-keyx)![stars](https://img.shields.io/github/stars/susumuota/nostr-keyx.svg?style=social) - A NIP-07 browser extension that uses the OS's keychain or YubiKey to protect your private keys.
+- [Spring Browser](https://spring.site) - Nostr-focused browser app for Android.
 - [TokenPocket](https://github.com/TP-Lab/TokenPocket)![stars](https://img.shields.io/github/stars/TP-Lab/TokenPocket.svg?style=social) - Multi wallet browser extension with nostr support. https://tokenpocket.pro
 - [wen](https://github.com/fiatjaf/wen)![stars](https://img.shields.io/github/stars/fiatjaf/wen.svg?style=social) - browser extension for website enhancer with nostr
 - [Signum XT Wallet](https://github.com/signum-network/signum-xt-wallet)![stars](https://img.shields.io/github/stars/signum-network/signum-xt-wallet.svg?style=social) - Metamask-like browser extension for Signum blockchain with full NIP07 support and multi-account management