Blog

Articles and tutorials from Upstash and community.

September 2023

Caching LLM Output On-Demand with LangChain, Redis and QStash

Anish Pallati•
Anish Pallati

Efficient Multiplayer Game State Synchronization with Upstash Kafka and Node.js

Asim Hafeez•
Asim Hafeez

How to create an AI app with Upstash, Next.js and Replicate

Cameron Youngblood•
Cameron Youngblood

Retaining Chat History Using LangChain and Upstash Redis

Anish Pallati•
Anish Pallati

Announcing QStash v2

Andreas Thomas•
Andreas Thomas

August 2023

Building Session Store with Clerk and Upstash Redis

Fahreddin Ozcan•
Fahreddin Ozcan

Type-safe User Authentication in SvelteKit with Lucia, Planetscale, and Upstash Redis

Chris Jayden•
Chris Jayden

Caching OpenAI API Responses with Upstash Redis

Kay Plößer•
Kay Plößer

Scheduling emails in the user's timezone using QStash

Anshuman Bhardwaj•
Anshuman Bhardwaj

Connecting Upstash Redis to Cloudflare Workers

Fahreddin Ozcan•
Fahreddin Ozcan

Building a Chat Application using Upstash Kafka, Redis and Next.js

Fahreddin Ozcan•
Fahreddin Ozcan

July 2023

Rate limiting requests with tRPC in Sveltekit

Chris Jayden•
Chris Jayden

Announcing Python Serverless Redis and Ratelimiting SDKs

Tudor Zgîmbău•
Tudor Zgîmbău

June 2023

Build a Comment Section for your NextJS blog using Redis and NextAuth

Jaydeep Das•
Jaydeep Das

Protecting my wallet by ratelimiting OpenAI requests

Pau Kraft•
Pau Kraft

Building an open-source JIRA using Firebase, Upstash and SvelteKit

Rishi Raj Jain•
Rishi Raj Jain

May 2023

Building an open-source alternative to LinkTree with Astro, Upstash and GitHub

Rishi Raj Jain•
Rishi Raj Jain

Redis and Upstash Use cases with OpenAI Applications

Enes Akar•
Enes Akar

Sentiment Analysis on Reddit using OpenAI (ChatGPT) and Upstash Kafka

Fahreddin Ozcan•
Fahreddin Ozcan

AWS Lambda with Python and Upstash Redis

Fahreddin Ozcan•
Fahreddin Ozcan

April 2023

Introducing Upstash Streams for Redis® Beyond Memory

Sancar Koyunlu•
Sancar Koyunlu

Adding a View Counter to your Next.js Blog

Andreas Thomas•
Andreas Thomas

March 2023

Announcement

Announcing the Rate Limit Analytics

Andreas Thomas•
Andreas Thomas

AI Powered Text Generator using Next.js, Replicate and Redis®

Hosna Qasmei•
Hosna Qasmei

Serverless Event Sourcing and CQRS with Next.js and Upstash

Kay Plößer•
Kay Plößer

Realtime analytics with Vercel Edge, Kafka and MongoDB Atlas

Enes Akar•
Enes Akar

AWS MSK and Confluent. Are they really Serverless?

Enes Akar•
Enes Akar

Protecting your mailbox with @upstash/ratelimit

Russ Tran•
Russ Tran

Refresh stale data in a SvelteKit app with QStash

Geoff Rich•
Geoff Rich

Prevent Data Leaks using Vercel Edge Functions and Upstash for Redis

Kay Plößer•
Kay Plößer

February 2023

Upstash for Redis and Performance API: Cache where it Counts

Rodney Johnson•
Rodney Johnson

Streaming User Events from PostgreSQL (Supabase) to Serverless Kafka

Noah Fischer•
Noah Fischer

Sync Redis state to your database using QStash

Thomas Cazade•
Thomas Cazade
Announcement

Introducing Upstash JSON for Redis®

Enes Akar•
Enes Akar

Manage a quota-based SaaS application with Upstash and Next.js

Thomas Cazade•
Thomas Cazade

Building Reminders for Whatsapp (GPT Online) using QStash

Bilal Tahir•
Bilal Tahir

Traffic Management for Next.js Apps Using Vercel Edge and Upstash Edge Flags

Enes Akar•
Enes Akar

Rate limit your SvelteKit app with Upstash Redis

Geoff Rich•
Geoff Rich

January 2023

Announcement

Fast Anywhere with Upstash Global 2.0

Enes Akar•
Enes Akar

Realtime Code Sharing with Upstash Redis

Tudor Zgîmbău•
Tudor Zgîmbău

Using Edge Flags in Next.js Middleware

Andreas Thomas•
Andreas Thomas

Build a Photo Restoration App Using Replicate, Next.js and Upstash

Andreas Elia•
Andreas Elia

How Upstash is powering EnvShare

Andreas Thomas•
Andreas Thomas

Rate Limiting Your Next.js App with Vercel Edge

Enes Akar•
Enes Akar

Announcing Edge Flags

Andreas Thomas•
Andreas Thomas

Using Machine Learning to Bring Your Stories to Life (with OpenAI and Next.js)

Andreas Elia•
Andreas Elia

December 2022

Connect Kafka to Clickhouse with No Code and No Servers

Enes Akar•
Enes Akar

Building Scheduled Payments in Web3 with QStash

Chillyfish•
Chillyfish

Building a realtime emergency response system

Tudor Zgîmbău•
Tudor Zgîmbău

Vercel Edge Explained. Use cases, benefits and limitations.

Enes Akar•
Enes Akar

Export Kubernetes Pod Logs to Upstash Kafka via FluentBit

Enes Ozcan•
Enes Ozcan
Announcement

Announcing Serverless Kafka Connectors

Sancar Koyunlu•
Sancar Koyunlu

November 2022

Building a Drift Detection Engine with Upstash

Menelaos Kotsollaris•
Menelaos Kotsollaris

Post Most Popular NY Times articles to Discord with QStash

Maximilian Kaske•
Maximilian Kaske

Announcing QStash Callbacks

Andreas Thomas•
Andreas Thomas

October 2022

AWS Lambda + Upstash Redis + Go = 🚀❤️

Lambros Petrou•
Lambros Petrou

Adding Feature Flags to Your Next.js App with Upstash Redis

Kay Plößer•
Kay Plößer

September 2022

Serverless Messaging for Deno Deploy

Andreas Thomas•
Andreas Thomas

Serverless Realtime Analytics for Next.js with Vercel Edge, Upstash Kafka and Tinybird

Enes Akar•
Enes Akar

Asynchronous serverless processing with in-app notifications using QStash and novu

Andreas Thomas•
Andreas Thomas

Build an authenticated API with Next.js API Routes and Upstash Redis

Lorenzo Noccioli•
Lorenzo Noccioli

Announcing Vercel Integration v2

Andreas Thomas•
Andreas Thomas

Get Started with Sidekiq and Upstash Redis on Fly.io

Burak Yılmaz•
Burak Yılmaz

Using LaunchDarkly with Redis

Noah Fischer•
Noah Fischer

August 2022

Guaranteeing webhook delivery in Strapi using QStash

Andreas Thomas•
Andreas Thomas

Get Started with Astro and Redis

Rodney Johnson•
Rodney Johnson

Rate Limiting at Edge with Cloudflare Workers and Serverless Redis

Noah Fischer•
Noah Fischer

Building an Email Scheduler with Vercel Functions and QStash

Kay Plößer•
Kay Plößer

Announcing Upstash Pulumi Provider

Burak Yılmaz•
Burak Yılmaz

July 2022

Periodic Data Updates with Next.js and Vercel Serverless Functions

Andreas Thomas•
Andreas Thomas

Building a Guest Book on the Edge with SvelteKit, Upstash Redis® and Vercel

Geoff Rich•
Geoff Rich

Next.js Edge API Routes and Serverless Redis on Vercel

Noah Fischer•
Noah Fischer
Announcement

QStash: Messaging for the Serverless

Enes Akar•
Enes Akar

June 2022

Collect Cloudflare Workers Logs to Serverless Kafka

Noah Fischer•
Noah Fischer

Distributed tracing with go-redis, Upstash and OpenTelemetry

Vladimir Mihailenco•
Vladimir Mihailenco

Rate Limiting Next.js API Routes using Upstash Redis

Noah Fischer•
Noah Fischer

May 2022

Using Apache Spark with Serverless Kafka

Omer Aytac•
Omer Aytac

Announcing Upstash CLI

Andreas Thomas•
Andreas Thomas

Preference Storage for DApps using Metamask with Next.js

Burak Yılmaz•
Burak Yılmaz
Announcement

Serverless Rate Limiting

Andreas Thomas•
Andreas Thomas

Announcing Upstash Chatbox

Burak Yılmaz•
Burak Yılmaz

Get Started with Serverless Cloud, Next.js and Upstash Redis

Noah Fischer•
Noah Fischer

Scaling Laravel with Serverless Redis

Bobby Iliev•
Bobby Iliev

Getting Started with Netlify Edge Functions and Serverless Redis

Enes Akar•
Enes Akar

April 2022

Run Fly.io Apps with Serverless Redis

Enes Akar•
Enes Akar

Reusing HTTP connections with 'keepalive' in Serverless

Andreas Thomas•
Andreas Thomas

Serverless Node.js URL Shortener App powered by Upstash Kafka and Materialize

Bobby Iliev•
Bobby Iliev

Serverless Kafka Real World Example: Content Moderation

Enes Akar•
Enes Akar

Serverless Redis Caching for Strapi

Kay Plößer•
Kay Plößer
Announcement

Introducing Redis 6 Compatibility

Mehmet Dogan•
Mehmet Dogan

Stream Twitter to Serverless Kafka

Nihan Iman•
Nihan Iman

Building A To-Do List with Blitz.js & Redis

Vedant Atodaria•
Vedant Atodaria

Send React Native Logs to Serverless Kafka

Omer Aytac•
Omer Aytac

March 2022

Serverless Birthday Slackbot with AWS Chalice and Upstash Redis

Burak Yılmaz•
Burak Yılmaz

Using Render with Serverless Redis

Vedant Atodaria•
Vedant Atodaria

Build a Serverless Slackbot with Vercel and Upstash Redis

Burak Yılmaz•
Burak Yılmaz

Blazing Fast Websites with Remix on Cloudflare and Upstash Redis

Sönke Peters•
Sönke Peters

Announcing Upstash Redis SDK v1.0.0

Andreas Thomas•
Andreas Thomas

SvelteKit TODO App with Redis

Adem Ilter•
Adem Ilter

Announcing Upstash Terraform Provider with Kafka Support

Burak Yılmaz•
Burak Yılmaz

February 2022

Remix TODO App with Redis

Adem Ilter•
Adem Ilter

Global Cache for Netlify Graph with Upstash Redis

Noah Fischer•
Noah Fischer

Cloudflare Workers KV vs Upstash Redis

Enes Akar•
Enes Akar

Developer API V2 Released!

Ilter Kavlak•
Ilter Kavlak

Feedback Widget for Next.js Applications

Adem Ilter•
Adem Ilter

Best Databases for Next.js

Enes Akar•
Enes Akar

January 2022

Integrate Stripe and Kafka Using Webhook API

Enes Akar•
Enes Akar

In-app Announcements with Serverless Redis and React Native

Omer Aytac•
Omer Aytac

Next.js Authentication with NextAuth and Serverless Redis

Kay Plößer•
Kay Plößer

Building a survey app with Upstash Redis and Next.js

Sönke Peters•
Sönke Peters

Send Github Events to Kafka Using Vercel Functions

Enes Akar•
Enes Akar

Using Upstash Redis as a Session Store for Remix

Gabriel Guy•
Gabriel Guy

Using Upstash Redis with Remix

Leigh Halliday•
Leigh Halliday

Shipping from Logstash to Kafka and analysing with Cloudflare Workers

Noah Fischer•
Noah Fischer

Building React Native Apps Backed by AWS Lambda and Serverless Redis

Omer Aytac•
Omer Aytac

Kafka Use Cases for Web Developers

Enes Akar•
Enes Akar

December 2021

Waiting Room for your Next.js App Using Edge Functions

Enes Akar•
Enes Akar

Use Redis® in Fastly Compute

Enes Akar•
Enes Akar

November 2021

Upstash Launches Serverless Kafka

Enes Akar•
Enes Akar

Getting started with Nuxt 3 and Serverless Redis

Krutie Patel•
Krutie Patel

Fullstack Serverless app with Flutter, Serverless Framework and Upstash(REDIS) - PART 2

Rosius Ndimofor•
Rosius Ndimofor

Fullstack Serverless app with Flutter, Serverless Framework and Upstash(REDIS) - PART 1

Rosius Ndimofor•
Rosius Ndimofor

Building SvelteKit Applications with Serverless Redis

Geoff Rich•
Geoff Rich

Build your own Waiting Room for your Web site with Cloudflare Workers and Serverless Redis

Enes Akar•
Enes Akar

October 2021

Getting started with Next.js Edge Functions

Enes Akar•
Enes Akar

Upstash as a Serverless Database for Edge

Enes Akar•
Enes Akar

Global Database for Serverless and Edge

Mehmet Dogan•
Mehmet Dogan

September 2021

AWS Lambda vs Cloudflare Workers

Enes Akar•
Enes Akar

Best Databases for Serverless

Enes Akar•
Enes Akar

August 2021

Serverless Battleground - DynamoDB vs Firestore vs MongoDB vs Cassandra vs Redis vs FaunaDB

Enes Akar•
Enes Akar

5 ms Global Redis Latency with Edge Caching

Enes Akar•
Enes Akar

July 2021

Stateful AWS Lambda with Redis® REST

Enes Akar•
Enes Akar

Announcing Upstash Terraform Provider

Noah Fischer•
Noah Fischer

Pipeline REST API on Serverless Redis

Enes Akar•
Enes Akar

The Most Minimalist Next.js TODO app

Enes Akar•
Enes Akar

June 2021

Implement IP Allow/Deny List at Edge with Cloudflare Workers and Upstash Redis

Lisa Natsumi•
Lisa Natsumi

Redis® @ Edge with Cloudflare Workers

Enes Akar•
Enes Akar

More Resilient and More Scalable: Upstash with Multi-Zone Replication

Enes Akar•
Enes Akar

May 2021

Speed up your Next.js application with Redis

Noah Fischer•
Noah Fischer

Rate Limiting Your Serverless Applications

Noah Fischer•
Noah Fischer

April 2021

Roadmap Application with Next.js, Redis and Auth0

Noah Fischer•
Noah Fischer

Latency Comparison Among Serverless Databases: DynamoDB vs FaunaDB vs Upstash

Noah Fischer•
Noah Fischer

Challenge of Serverless: Database Connections

Noah Fischer•
Noah Fischer