TweetDeck - TweetDeck is your personal browser for staying in touch with what’s happening now.
hCaptcha - Do you use a captcha to keep out bots? hCaptcha is a drop-in replacement for reCAPTCHA that earns website owners money and helps companies get their data labeled.
Tweetbot - Sync your timeline across your iPhone, iPad, and Mac. Mute tweets by user, hashtag, tweet source, or keywords (including regex). 3rd Party support for image, video, read later, and timeline sync services.
GeeTest CAPTCHA - GeeTest protects your websites, mobile Apps and APIs from bot threats.
TweetCaster - TweetCaster is a third-party Twitter mobile app that is available on Google Play and the Apple App Store.
MTcaptcha - Enterprise Captcha solutions