r/mongodb is a subreddit with 29k members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses mongodb, error, atlas, connection, and java.
News, articles, and interesting stuff in general about MongoDB (unofficial).
Popular Themes in r/mongodb
#1
Solution Requests
: "Portabase v1.2.1 – database backup/restore tool, now supporting MongoDB"
14 posts
#2
Advice Requests
: "used mongodb text indexes to build a searchable knowledge base of youtube video transcripts and it works way better than i expected"
9 posts
#3
Pain & Anger
: "MongoBleed (CVE-2025-14847) leaked our prod credentials... Who TF approved zlib pre-auth?"
4 posts
#4
Ideas
: "I got tired of the MongoDB Atlas mobile experience so im building a Flutter app for it"
2 posts
#5
Money Talk
: "After 2 years running MongoDB Atlas in production (15K users), here are the 7 mistakes that cost me the most money and performance."
2 posts
#6
Opportunities
: "[Research Study] Looking for MERN stack expert developers who use AI coding tools-$300 Compensation"
1 post
#7
Self-Promotion
: "Updates on VisuaLeaf, my MongoDB GUI — Thank you to Everyone on This Subreddit (From the Jobless Grad)"
1 post
#8
News
: "[Release] Percona Backup for MongoDB 2.14.0: Faster S3 Uploads and New Safety Prompts (Breaking Change for Automation)"
1 post
Popular Topics in r/mongodb
#1
Mongodb
: "After months of job rejections, I decided to build my own Mongodb tool from scratch. First time sharing publicly."
253 posts
#2
Error
: "Error On Change Streams"
43 posts
#3
Atlas
: "After 2 years running MongoDB Atlas in production (15K users), here are the 7 mistakes that cost me the most money and performance."
37 posts
#4
Connection
: "What Is the MongoDB Connection String When MongoDB Is Deployed as a Container in an AKS Cluster?"
22 posts
#5
Java
: "Introduction to Behavior Driving Development with Java and MongoDB"
12 posts
#6
Performance
: "After 2 years running MongoDB Atlas in production (15K users), here are the 7 mistakes that cost me the most money and Performance."
12 posts
#7
Ai
: "What are you building with Ai + MongoDB?"
12 posts
#8
Migration
: "MongoDB Migration from One AWS Account to Another"
11 posts
#9
Security
: "MongoBleed (CVE-2025-14847) leaked our prod credentials... Who TF approved zlib pre-auth?"
10 posts
#10
Struggling
8 posts
Member Growth in r/mongodb
Yearly
+3k members(13.1%)
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Last updated: June 29, 2026