AWS Builder Center is the official home for builders on AWS. Share and read what others are working on, follow people who inspire you, explore training and workshops, and find tools to support what you're building.
Welcome to AWS re:Post
re:Post provides access to curated knowledge and a vibrant community that helps you become even more successful on AWS
Recent questions
see all1 / 18
- Understanding the difference between AWS Builder ID and the AWS Management Console is important for beginners because they may look like separate login options but are designed for different use cases...
- If spammers continue to open products without any problems (and in several regions at once), precise blocks will not change anything. They will simply jump to a new account, and will respond to others...
- I created a new set of accounts for the Adrian Cantrill exam prep course. Many of the lessons work best if you've got your own domain registered and hosted in Route 53. I've done this many times wit...
- Last few months I monitor that a lot of spammers in cooperation with abusers are continuing to open unlimited SES access accounts without any problems (and in several regions at once), they just use a...
- We are concerned about how the "automatic" approval of Production Access in SES currently works. Some new accounts appear to be granted access almost immediately, while legitimate customers may go thr...
- Hi, I recently passed the AWS Certified AI Practitioner exam on 2 September 2026. I have received both my scorecard and certification, but the associated digital badge has not been issued to my Credl...
- Hi, I have an ACM certificate for onlinebooking.pmsahk.org.hk in ap-southeast-1 that has been stuck in PENDING_VALIDATION for over 17 hours, even though all required DNS records are correctly in plac...
- I'm running into an issue with AWS CloudShell and would appreciate any guidance. Issue: When I try to launch AWS CloudShell, I get the following error: "Unable to create the environment. Your accoun...
- On a t3a.small instance in us-west-2 (Ubuntu 22.04, kernel 6.8.0-1063-aws, in-tree ENA driver - already the latest available via apt, no pending kernel update), NetworkOut dropped to exactly 0 bytes/m...
- I am looking for some documentation or examples to use strands-dynamodb-storage that is described at https://aws.amazon.com/blogs/database/introducing-strands-dynamodb-storage-durable-agent-storage-fo...
- I'm trying to restrict an IAM user to a subset of DAGs in MWAA following the documented tutorial (Restricting an Amazon MWAA user's access to a subset of DAGs). The per-DAG permissions work on direct ...
asked 9 hours ago
- Hi Team, I submitted a support case on August 26, 2026, requesting a cancellation and full refund ($29 + taxes) for an AWS Skill Builder subscription within the eligible 3-day cancellation window. S...
- Case ID: 178835687000672 My account was placed on an identity-verification hold on 2 September. The notice landed in my spam folder, which cost the first day. I uploaded the requested documents on th...
- Hello Sir/Madam, I am seeking guidance on an Amazon Registrar domain-registration issue where the historical AWS account associated with the domain is no longer accessible. **Issue: ** The domain is r...
- We are evaluating a Disaster Recovery (DR) solution for Amazon Cognito and would like guidance on an AWS-recommended architecture. Our application currently uses Amazon Cognito User Pools for: User ...
- I work with amazon operations and cannot login into my Amazon Quick
- Since **2026-09-08 ~16:00 UTC**, all standard searches against one index in our OpenSearch Serverless collection return HTTP 500. The collection reports `ACTIVE`, ingestion continues normally, and ind...
- I'm a student building a VPN app as a personal project. Back in July I spun up an EC2 Mac instance to build the iOS version. I finished the build, got distracted with everything else going on, and c...
Recent Knowledge Center content
see all1 / 18
Recent articles
see all1 / 18
Edgar GuzmanEXPERT
published 2 hours ago0 votes10 views
The purpose of this article is to help to further understand how CapacityProviderReservation metric worksRosa LlorenteEXPERT
published 10 hours ago0 votes32 views
Centralized traffic inspection with Transit Gateway and Network Firewall often inspects far more than necessary, and per-GB charges dominate at scale. This post shows how three Transit Gateway feature...MikeLimEXPERT
published 11 hours ago2 votes90 views
Configure Claude app to use Amazon BedrockAdedolapoEXPERT
published 21 hours ago0 votes16 views
This article explains a monitoring gap in Redshift zero-ETL replication: the IntegrationLag CloudWatch metric measures how far behind replication is, but it does not signal when replication has stoppe...MikeLimEXPERT
published a day ago2 votes73 views
Step by step guide to deploy LiteLLM based LLM Gateway on AWSpublished a day ago0 votes31 views
How to pre-approve service quotas for newly vended AWS accounts, so teams stop filing the same increase cases. Covers Service Quotas organization request templates (native, no code) and the four limit...
Jeongho KimSUPPORT ENGINEER
published 2 days ago0 votes10 views
On an Amazon OpenSearch Service domain with fine-grained access control, the master user password may stop working and your internal users and role mappings may disappear. Hourly automated snapshots d...Atharva PathakEXPERT
published 2 days ago0 votes22 views
A step-by-step guide for Amazon Connect administrators to delete one or more queues programmatically using the AWS CLI. It covers the full dependency-resolution workflow needed to avoid the ResourceIn...DouniaEXPERT
published 2 days ago0 votes48 views
When I click Save & Test on an Amazon CloudWatch data source in an Amazon Managed Grafana (AMG) workspace attached to a VPC, the request returns `504 Gateway Timeout`Abdullah KaramanEXPERT
published 5 days ago0 votes113 views
AWS DevOps Agent's native code integration covers GitHub, GitLab, and Azure DevOps, but not Bitbucket at this time. This article shows how to register the Atlassian Rovo MCP server as a capability pro...- AWS OFFICIALUpdated 7 days ago1 votes99 viewsLearn how to build an assistant that students can use to get answers to their questions. The assistant is based on your institution’s own documents, with citations and policy guardrails.
AmritaAWSEXPERT
published 7 days ago0 votes50 views
Amazon Redshift now supports Apache Iceberg v3 tables, introducing default column values, row lineage tracking, and deletion vectors. These capabilities enable more efficient schema evolution, increme...David FowlerEXPERT
published 8 days ago0 votes107 views
Diagnose and fix intermittent long-lived-session drops that appear when you enable a second Local Gateway BGP peer on AWS Outposts behind a stateful firewall. The cause is an asymmetric return path; t...AmritaAWSEXPERT
published 8 days ago0 votes40 views
Amazon Redshift system tables capture critical operational signals - query executed, every connection made, every workload pattern. Until recently, this data was retained for only 7 days in-cluster, m...Dubey, ShubhenduEXPERT
published 8 days ago0 votes87 views
AWS Agent Registry is now generally available, but most teams meet it mid-sprawl: dozens of agents and MCP tools scattered across accounts, with no shared inventory, no cross-team discovery, and no au...Hyangmok BaekSUPPORT ENGINEER
published 8 days ago0 votes42 views
When a Kafka producer fails with TimeoutException: Topic ... not present in metadata after 60000 ms, most people check whether the topic exists or whether the network is broken. But this error also oc...Sarath KumarEXPERT
published 9 days ago0 votes47 views
This article walks through the in-place major version upgrade from RabbitMQ 3.13 to 4.2 on Amazon MQ. It happens on the same broker resource with no separate data migration step — but the upgrade *wil...published 9 days ago0 votes47 views
Privately reach Amazon Bedrock AgentCore (Runtime and Memory) from a self-hosted EKS agent authenticated with IRSA/SigV4, inside a no-egress VPC. Covers the AWS STS interface endpoint and regional STS...
Recent selections
see all1 / 18
- AWS OFFICIALUpdated 6 days ago1 votes53 viewsThe Games Excellence Hub is a collection of content curated by AWS experts from around the world who actively promote how Games customers can best use AWS. We're comprised of global Games solutions ar...
AWS OfficialEXPERT
published 14 days ago0 votes71 views
This spotlight on Lambda equips you with the skills and troubleshooting tips to get the most out of a powerful service.AWS OfficialMODERATOR
published 2 months ago1 votes260 views
This spotlight on AWS Certificate Manager (ACM) equips you with the skills and troubleshooting tips to get the most out of a powerful service.AWS OfficialEXPERT
published 2 months ago0 votes340 views
This spotlight on Amazon Linux equips you with the skills and troubleshooting tips to get the most out of a powerful service.- AWS OFFICIALUpdated 7 days ago0 votes707 viewsThe Education Excellence Hub is a collection of content curated by AWS experts from around the world who are advocates for the education industry and who actively promote how education customers can b...
- AWS OFFICIALUpdated 4 months ago0 votes527 viewsAWS Transform custom uses agentic AI to define and run reusable code transformations across your repositories, with both CLI and web interfaces. Use this Selection to learn how AWS Transform custom wo...
- AWS OFFICIALUpdated 4 months ago0 votes300 viewsAWS Transform for full-stack Windows modernization uses agentic AI to transform .NET Framework applications, UI frameworks, and SQL Server databases into cloud-native solutions running on Linux, Amazo...
- AWS OFFICIALUpdated 4 months ago0 votes318 viewsAWS Transform for mainframe uses agentic AI to analyze, document, refactor, and test mainframe applications, cutting modernization timelines from years to months. Use this Selection to learn how the m...
- AWS OFFICIALUpdated 4 months ago0 votes159 viewsAWS Transform for VMware uses agentic AI to discover, plan, and execute VMware migrations to AWS at scale. Use the information in this Selection to learn how the VMware migration agent works, see cust...
- AWS OFFICIALUpdated 4 months ago0 votes216 viewsAWS Transform is an agentic AI service that accelerates enterprise migration and modernization. Use this Selection to understand what AWS Transform is, set it up in your account, and follow announceme...
AWS OfficialMODERATOR
published 4 months ago0 votes151 views
Stay up to date with the latest from the Knowledge Center. The AWS re:Post Knowledge Center is your one-stop-shop for authoritative, up-to-date guidance on using AWS services. See all new Knowledge Ce...AWS OfficialEXPERT
published 4 months ago0 votes131 views
This spotlight on Amazon SNS equips you with the skills and troubleshooting tips to get the most out of a powerful service.- AWS OFFICIALUpdated 5 months ago1 votes301 viewsAWS Official content is created by a team of technical experts, professional writers, and editors within AWS. They work together to make sure that the information is clear, comprehensive, and aligned ...
AWS OfficialEXPERT
published 5 months ago0 votes277 views
This spotlight on Amazon Elastic Compute Cloud Amazon EC2 Windows equips you with the skills and troubleshooting tips to get the most out of a scalable service.AWS OfficialMODERATOR
published 5 months ago0 votes247 views
This spotlight on AWS IAM equips you with skills and troubleshooting best practices to secure and manage access to your AWS resources effectively.AWS OfficialMODERATOR
published 6 months ago0 votes439 views
This spotlight on AWS Billing equips you with the skills and troubleshooting tips to get the most out of your AWS service.Henrique SantanaEXPERT
published 6 months ago1 votes517 views
Summaries of Serverless & Containers breakout sessions from AWS re:Invent 2025. Each article distills key announcements, technical deep dives, and practical guidance from sessions covering Amazon EKS,...AWS OfficialEXPERT
published 7 months ago0 votes507 views
This spotlight on Amazon EventBridge equips you with the skills and troubleshooting tips to get the most out of a scalable service.
