LocalStack is the leading cloud development platform to enable you to develop and test your cloud & serverless applications locally.
Global 🌎
Joined July 2017
- Tweets1.5K
- Following16
- Followers3.2K
- Likes2.9K
Behind a corporate proxy? lstk doctor checks DNS, HTTPS, certificates, your container engine, memory and disk, then tells you what broke and how to fix it. blog.localstack.cloud/lstk-d…
3 true AI agent horror stories 🎃
→ "code freeze, change nothing": prod DB deleted anyway
→ staging token, full perms: prod DB + backups gone in 9 seconds
→ "scan a few servers": $6,531 AWS bill in under 24h
Not AI failures. Access failures.
Which one's happened to you?
79% of developers we surveyed say their teams give AI agents cloud access. The State of AI in Cloud Development 2026 report: tinyurl.com/ls-tales-x
Only 45% of enterprise dev teams give all their developers cloud access. 79% give it to their AI agents. tinyurl.com/ls-ai-report-x
Lambda Web Functions, end to end on your machine: an Express URL shortener on DynamoDB + S3, deployed with one create-web-function call, then the sandbox container, logs and metrics inspected locally.
Same package ships to AWS. Tutorial: blog.localstack.cloud/runnin…
84% of enterprise devs share a staging environment. Of those -- 82% hit downtime at least weekly. Only 9% say staging fully matches prod. tinyurl.com/ls-ai-report-x
42% of enterprise devs wait 10+ minutes for staging after every push. 87% wait at least 2. AI can't move any faster in the cloud than you can. tinyurl.com/ls-ai-report-x
How well do you know devs? 10 questions from our survey of 309 enterprise developers. Guess, see the real number, challenge your team. No sign-up. tinyurl.com/ls-ai-quiz-x
Build a payment fraud pipeline on Azure Event Hubs without touching Azure: AMQP, Kafka and HTTPS in, an Event Hubs-triggered Function, Capture to Blob as Avro. All simulated locally with LocalStack for Azure. tinyurl.com/ls-azure-eventhu…
79% of enterprise teams give AI agents cloud access. 67% say leaked credentials are their top worry. tinyurl.com/ls-ai-report-x
Live in 1 hour: the Lambda Web Functions deep dive with AWS and LocalStack. 10am ET / 7am PT.
Join free: tinyurl.com/localstack-lwf-w…
Lambda Web Functions run full web apps on Lambda, no adapters.
On Thursday, AWS and LocalStack go live to show what's new and how to build and test them locally, with an end-to-end demo.
Oct 22 · 10am ET / 7am PT · free, recording sent to all:
tinyurl.com/localstack-lwf-w…
ALT Live webinar, Oct 22, 10am ET: Lambda Web Functions, deep dive with AWS. What's new, plus a live local demo with LocalStack. Register free.
New research: we asked 309 enterprise devs and eng managers how AI is changing cloud development.
65% write at least 2x the code.
Nearly 40% of AI-generated code never ships.
42% wait 10+ min for staging after every push.
Full report: tinyurl.com/ls-ai-report-x
LocalStack for AWS 2026.10.0 is out.
• Lambda Web Functions, on every plan
• EventBridge Scheduler with retries + DLQs, tested locally
Heads-up: WebSocket APIs now use the shared :4566 endpoint. Check any hard-coded ws:// URLs.
Upgrade with lstk: tinyurl.com/localstack-aws-2…
AWS Lambda Web Functions launched yesterday, and you can already build and test them locally with LocalStack.
Full web apps and API backends on Lambda, with hot reload instead of a package-and-deploy loop.
Supported from day one in LocalStack for AWS 2026.10.0.
ALT AWS Lambda Web Functions, built and tested locally. Supported in LocalStack from day one.
What works locally on day one:
• Node.js apps (Express, Hono) serving HTTP directly
• CloudFormation, CloudFront, IAM and SigV4
• Streaming, revisions and weighted traffic
• Multi-region endpoints
• Cloud Pods to snapshot and share
Launch post: tinyurl.com/localstack-lwf-b…
Want the deep dive? Samrat Karak from the AWS Lambda team joins our own Harsh Mishra live on Oct 22, 10am ET / 7am PT.
What's new, where Web Functions fit, and a full local demo.
Register free (recording sent to all): tinyurl.com/localstack-lwf-w…
ALT Live webinar, Oct 22, 10am ET: Lambda Web Functions, deep dive with AWS. What's new, plus a live local demo with LocalStack. Register free.
Shared staging: where one team's test run quietly breaks another's.
ECI Research on LocalStack for Azure: a single-tenant sandbox per developer, no cloud credentials, and your existing Bicep or Terraform as-is.
What's your worst shared-staging story?
ALT Quote card: "…shared staging environments, where one team's test run can corrupt another team's state." Paul Nashawaty and Samantha Weston, ECI Research, on LocalStack for Azure, now in Public Preview.
Read the analysis: efficientlyconnected.com/loc…
Try it free during the preview: localstack.cloud/localstack-…
LocalStack retweeted
LocalStack for Azure is now in Public Preview and free! 🚀
Simulate AKS, Serverless, DBs, and IaC locally to cut non-prod cloud costs.
Read more: medium.com/@paolo.salvatori/…
#Azure #LocalStack #DevOps #CloudNative
