विचारों
व्हाट्सएप सिस्टम डिज़ाइन: साक्षात्कार के लिए चैट मैसेजिंग सिस्टम
5 Best Secure Messaging Apps You Must Try!! Top WhatsApp Alternatives
System Design Mock Interview: Design Facebook Messenger
How to Read Someone's Messages without letting them know on Facebook Messenger
Most Popular Instant Messengers 1995 - 2020
10 Facebook Messenger Settings 2023 | 10 Facebook Messenger New Features 2023, Messenger Tricks 2023
I built a chat app in 7 minutes with React & Firebase
How to Hide and Unhide Messages on Messenger App [Facebook]