From 29d3388eafd4fccd9faea98ae4f44db315f00abf Mon Sep 17 00:00:00 2001 From: Felix Date: Wed, 11 Mar 2026 09:20:42 +0100 Subject: [PATCH] Add Captchainbox - CAPTCHA-based email filtering --- README.md | 1 + 1 file changed, 1 insertion(+) diff --git a/README.md b/README.md index e9a5764..193383d 100644 --- a/README.md +++ b/README.md @@ -765,6 +765,7 @@ No servers involved. Everything goes directly from one peer to the other peer. N - [🤖](#icons) [K9](https://k9mail.app/) - Open Source Email App for Android. #### Desktop +- [Captchainbox](https://captchainbox.com) - The CAPTCHA for your inbox. Bot protection for your inbox. Known contacts get through instantly, unknown senders prove they're human with a simple CAPTCHA. (*Email, Productivity, Security, Anti-Spam, SaaS, Gmail, Email Security*) - $5/month (7-day free trial) - [Thunderbird](https://www.thunderbird.net) - A free customizable open source email client. ### Email Alias Services (Anonymous Forwarding)