A weekly newsletter about NATS and the ecosystem.

NATS Weekly #72
Apr 11th, 2023

A new Java client release and newly added support for NATS as an event sink for TimescaleDB. Also, curious how NATS compares to Kafka in terms of total cost of ownership? Finally, don't miss a newly released talk by Derek Collison!

NATS Weekly #71
Apr 3rd, 2023

Kubernetes Surveyor patch release, NATS integration in Microcks 1.7.0, and a couple of useful documentation updates! Also the Synadia team is hosting two sessions at KubeCon EU 2023 all about NATS!

NATS Weekly #70
Mar 27th, 2023

Go and Rust client releases as well as Surveyor! Also check out two great recordings from the IoT Day Slam '23 featuring David Gee and Todd Beets from Synadia!

NATS Weekly #69
Mar 20th, 2023

A Java client as well as the nsc CLI and Go nkeys library releases! Also the Chainguard folks have added us as an official image in theory repository! Finally, check out the Sandstorm blog on how NATS can be used as primary data storage 😎

NATS Weekly #68
Mar 13th, 2023

C, Deno, Node, and WebSocket client releases! Check out Part Two of the NATS + SCADA series. And check out a Twitch feed on how to build a schema registry leveraging the new (preview) services API!

NATS Weekly #67
Mar 6th, 2023

NATS server v2.9.15 released along with the Rust client and Helm chart! Register for IoT SlamDay to learn how NATS can simplify industrial automation! Also, check out the new screencast on the new NATS services API!

NATS Weekly #66
Feb 27th, 2023

A light week, however we do have several releases for various clients and the Kubernetes NATS operator.

NATS Weekly #65
Feb 20th, 2023

K8s operator releases along with a new NATS Streaming to JetStream data migration tool! Also, do you want to know how to integrate NATS with SCADA? We have a video for you :) Finally, check out all the active discussions happening and participate!

NATS Weekly #64
Feb 13th, 2023

Deno, Rust, and Java client releases as well as an update to the NATS Helm chart! Also check out the article from our friends at on how they leverage NATS! Finally, did you know that Clickhouse supports NATS as a backend for declaring tables?

NATS Weekly #63
Feb 6th, 2023

NATS server v2.9.14 released along with various other packages! A handful of new articles about NATS! Also check out a new IoT Community Masterclass for global edge fleet management with NATS!

NATS Weekly #62
Jan 30th, 2023

A variety of client and k8s releases, a new Python framework leveraging NATS, and a new ADR discussion for user-defined stream and consumer metadata!

NATS Weekly #61
Jan 23rd, 2023

Please fill out the NATS Streaming migration survey! A handful of client releases this week along with a fantastic announcement by the HarperDB team on how they are leveraging NATS!

NATS Weekly #60
Jan 16th, 2023

Java, Deno, WebSockets, and JavaScript client releases! Read about a new Python microservices framework called Panini! And learn how to configure subject-mapped stream partitions.

NATS Weekly #59
Jan 9th, 2023

NATS server v2.9.11 and v0.26.0 of the Rust client have been released! Also check out the Rust key-value introductory example and how to configure mutual TLS in a Go program with an embedded server!

NATS Weekly #58
Dec 28th, 2022

Happy Holidays and Happy New Year! There are a handful of updates and a bunch of "best of" resources from 2022! Buckle up.

NATS Weekly #57
Dec 19th, 2022

Deno, JavaScript, and WebSocket client releases with support for the new Service API! A new featured Java "KV Intro" NATS by Example. Also check out a new Rethink Connectivity talk on dynamic user permissions!

NATS Weekly #56
Dec 12th, 2022

NATS Server, Helm chart, and nsc releases! Also a new Rethink Connectivity video on how to achieve "dynamic permissions" with decentralized auth. Also check out a short example on how simply it is to use Protobuf with NATS.

NATS Weekly #55
Dec 5th, 2022

New releases for the Go, Deno, WebSocket, and JavaScript clients! Wonder how to get started with NATS native WebSockets support? And learn about the new set of subject mapping functions.

NATS Weekly #54
Nov 28th, 2022

NATS v2.9.8 released along with Java, Rust, and Deno client releases as well as several k8s component releases! A new community blog post showcasing JetStream's KV store as well as a NATS blog post on how to achieve "infinite message deduplication with JetStream." Plus a fun podcast about one of Synadia's own, Jeremy Saenz!

NATS Weekly #53
Nov 21st, 2022

The v2.9.7 NATS server and v0.23.0 Rust (async) client released! All of the RethinkConn 2022 videos are available along with the slide deck! A handful of interesting discussions along with a new community project called nats-watch!

NATS Weekly #52
Nov 14th, 2022

This newsletter has turned one 🥳 ! Two fresh KubeCon and React Summit talks are now available! Also a handful of client library updates in Java, .NET, Rust, and Go!

NATS Weekly #51
Nov 7th, 2022

NATS Server v2.9.6 released, a plethora of client releases, the CLI, and the Prometheus NATS exporter! The agenda has been posted RethinkConn 2022 and only two days remain to join and partake in the interactive demos!

NATS Weekly #50
Oct 31st, 2022

Happy Birthday to NATS! v2.9.4 of the NATS server has been released along with v1.19 and v2.16.3 for the Go and Java clients, respectively. Also check out the link to the updated NATS roadmap!

NATS Weekly #49
Oct 24th, 2022

k8s NATS 0.8.2 update, a couple of upcoming talks at Reactive Summit and KubeCon, and a handful of documentation improvements! Also check out Marmot that replaced their replication implementation to use NATS JetStream!

NATS Weekly #48
Oct 17th, 2022

NATS v2.9.3 released which addresses a few issues (including two low-risk CVEs), Go, C, and Elixir client library updates, and a new draft, experimental API for JetStream-based request-reply semantics!

NATS Weekly #47
Oct 10th, 2022

The v0.21.0 async Rust and v2.16.1 Java clients were released with more KV and Object Store API improvements and optimizations! Also don't miss the article on how the Matrix Dendrite project migrated to NATS from Kafka. Want to get acquainted with the key-value layer? Check out the new KV example for Go!

NATS Weekly #46
Oct 3rd, 2022

NATS v2.9.2 released with a few fixes and improved fan-out performance. The Python and Ruby clients have been updated with full support for the NATS 2.9 features. A lot of great articles, a new podcast about NATS and a new Rethink Connectivity screencast on leaf nodes you don't want to miss!

NATS Weekly #45
Sep 26th, 2022

The server gets a patch release, a new version of the C client has been released to support NATS 2.9 features, and a handful of examples have been examples have been added.

NATS Weekly #44
Sep 19th, 2022

This week, the NATS server 2.9 announcement post has been featured on the NATS blog, the majority of the official client libraries have new releases supporting the 2.9 server features, and the newsletter is getting a tweak to put the Q&A efforts to writing docs and other resources!

NATS Weekly #43
Sep 12th, 2022

NATS server v2.9.0 released! Read about why Personal.AI choose NATS as a core component in their tech stack.

NATS Weekly #42
Sep 5th, 2022

A Rust client release! Check out episode 6 of Rethink Connectivity! And, what are the options to defer message redeliveries for a consumer?

NATS Weekly #41
Aug 29th, 2022

Deno, JavaScript, and WebSocket client releases! Check out the regional and cross-region stream examples! Also, what do all the advertise config options do?

NATS Weekly #40
Aug 22nd, 2022

Python client and k8s Helm chart releases! Should NATS invest in supporting MQTTv5? And, if I wanted to contribute to NATS what are my options?

NATS Weekly #39
Aug 15th, 2022

A NATS surveyor release! Watch how to build a NATS supercluster on the Rethink Connectivity screencast! And, can a stream be placed across two clusters?

NATS Weekly #38
Aug 8th, 2022

Rust client and k8s Helm chart releases! What exactly does the allow_responses permission do? And, check out a community member's "NATS playground" repo!

NATS Weekly #37
Aug 1st, 2022

Java, Ruby, and k8s Helm chart releases! Read about how to programmatically create nkeys and JWTs in Node! And, remind what this republish feature is again? Also Byron Ruth (the original creator of this newsletter) joined Synadia!

NATS Weekly #36
Jul 25th, 2022

A k8s Helm chart release! Read about how OpenFaaS is migrating to JetStream! And how do you choose a push vs pull consumer?

NATS Weekly #35
Jul 18th, 2022

Rust client and k8s Helm chart releases! Check out the new NATS by Example website bootstrapped with five examples! Also, wonder what a whiteboard app backed by NATS looks like?

NATS Weekly #34
Jul 11th, 2022

Rust, Java, and Python client releases! What exactly is the $G account? And, how large of a deduplication window can you have?

NATS Weekly #33
Jul 4th, 2022

Java client release! Synadia launches a new screencast called Rethink Connectivity! Read how wasmCloud leverages NATS for global distribution. And, what exactly does "exactly-once" mean?

NATS Weekly #32
Jun 27th, 2022

.NET client and k8s Helm chart releases! A new high-performance community .NET client! Also, a new site that hosts runnable examples for NATS!

NATS Weekly #31
Jun 20th, 2022

Rust and .NET client releases! Watch how Form3 leverages NATS for their FinTech platform! Also, what does the unique_tag config option do for JetStream?

NATS Weekly #30
Jun 13th, 2022

Java and Ruby client releases! What exactly is a slow consumer? And, how can you update the replicas or location of a stream?

NATS Weekly #29
Jun 6th, 2022

Java client release! A deep drive video on the "state of NATS" by a core maintainer. Also, how are JetStream config, account, and stream limits related?

NATS Weekly #28
May 30th, 2022

NATS server v2.8.4 released along with the Rust, Go, Python, Deno, JavaScript, and Websocket clients! Want a seamless way to bridge Caddy with NATS? Also what exactly does the stream republish feature do?

NATS Weekly #27
May 23rd, 2022

Java, Python, Deno, JavaScript, and WebSocket client releases! A new article on building event-driven systems leveraging NATS. And, learn how decentralized auth JWTs are managed and how keys can be rotated!

NATS Weekly #26
May 16th, 2022

Rust, Elixir client releases along with the k8s Helm chart! Also how does a mirror behave when a mesage is deleted from the source? Also, which AWS EBS volume is appropriate for JetStream data?

NATS Weekly #25
May 9th, 2022

NATS server v2.8.2 and Rust, Go, .NET, and Java client releases! Read about how Argo Events adopted JetStream for their message bus. Also, learn how to encrypt messages using the "age" Go package.

NATS Weekly #24
May 2nd, 2022

Rust and Java client releases! Also a placeholder repo for a possible Zig client?! And, what is this new deterministic token partitioning feature?

NATS Weekly #23
Apr 25th, 2022

NATS Server v2.8.0 has been released! Along with the Rust client, CLI, and k8s Helm charts! A new community slide deck for learning the concepts of NATS! And, what are all the ways you can run a NATS server?

NATS Weekly #22
Apr 18th, 2022

CLI and nsc releases! A new article on how to leverage NATS surveyor. And, what is the expected behavior of network interruptions?

NATS Weekly #21
Apr 11th, 2022

Go and Python client releases! Two more articles by a community member on how to leverage nats-top and the CLI! Also, how can one model a "passage of time" stream?

NATS Weekly #20
Apr 4th, 2022

k8s Helm chart release! Check out a new community project called HyperTrade. Also read about why choose NATS over Consul for their use case.

NATS Weekly #19
Mar 28th, 2022

k8s Helm chart and nats-top releases! Watch a technical overview of JetStream at a recent meetup by a NATS maintainer! Also, did you know NATS can run on k3s at the edge? And, how do you implement the saga pattern using NATS?

NATS Weekly #18
Mar 21st, 2022

C client and k8s Helm chart releases! What does my application need to consider regarding message order? And, what are some strategies for versioning message schema?

NATS Weekly #17
Mar 14th, 2022

NATS Server v2.7.4 released along with Go, Java, and Elixir client releases. How can inactivie durable consumers be detected? And, is NATS synchronous or asynchronous?

NATS Weekly #16
Mar 7th, 2022

v0.13.2 k8s Helm chart released! What happens when my NATS client disconnects? What exactly is the stream and consumer sequence number?

NATS Weekly #15
Feb 28th, 2022

NATS Server v2.7.3 released! A great set of questions this week, including "how big should a NATS cluster be?" "How can I bridge the HTTP with NATS?" And, "what is the purpose of the pull consumer timeout?"

NATS Weekly #14
Feb 21st, 2022

Multiple client releases as well as the k8s Helm chart! A new project called by AsyncJobs by a core NATS contributor! What should be considered with the pull consumer batch size?

NATS Weekly #13
Feb 14th, 2022

Rust, Ruby, and k8s Helm chart releases! How does an interest-based stream work exactly? Also, gRPC is all the rage, but how does it compare to NATS?

NATS Weekly #12
Feb 7th, 2022

NATS Server v2.7.2, .NET, Deno, JavaScript, and WebSocket client updates! Have you heard about the Simple IoT project? Get introduced to the .NET client through a community member's YouTube playlist! Also, what kind of publisher ordering guarantees can be achieved?

NATS Weekly #11
Jan 31st, 2022

NATS server v2.7.1 released along with the Python client, and k8s Helm chart. What is the process for scaling up the stream replicas? And, what is the right balance of streams and subjects per stream?

NATS Weekly #10
Jan 24th, 2022

Deno, JavaScript, WebSocket, and Rust client releases! Read first of an 11-part series on distributed messaging with NATS by a community member! Also, what are my options for subscribing to multiple subjects in my application?

NATS Weekly #9
Jan 17th, 2022

NATS server v2.7.0, k8s v0.11.0, and more releases! JetStream has been added to the OpenMessaging benchmark repo! Also, should I need or put an L4 load balancer in front of NATS?

NATS Weekly #8
Jan 10th, 2022

Java and .NET client releases with experimental Key-Value support! Watch a throwback "NATS Connect Live!" presentation using NATS on the power grid. Also a thorough article on grokking NATS consumers!

NATS Weekly #7
Jan 3rd, 2022

Learn and watch a demo about how to benchmark your environment using the NATS CLI! Are you a NATS end-user? Take the annual survey!

NATS Weekly #6.5
Dec 30th, 2021

This is part two of #6 edition focused on more "Recently asked questions". Get insights in designing subject hiearchies, how R3 memory streams can tolerate a NATS cluster restart, and why you don't need a distributed task framework with NATS!

NATS Weekly #6
Dec 27th, 2021

v1.4.0 Elixir client release as well as v1.1.0 of the NATS-Kafka bridge. Check out a new community project brings RPC via GraphQL over NATS. Also what is the maximum length a subject can be?

NATS Weekly #5
Dec 20th, 2021

New community NATS client for PHP! Watch and learn about "mutually trusted NGS credentials" in a new video by a NATS core maintrainer. Also read about what the new stream Msg-Rollup header is used for.

NATS Weekly #4
Dec 13th, 2021

nsc v2.5.0 released along with a patch release for nats-jsm-bridge fixing the log4j vulnerability! Also learn a simple pattern for adding a validation service in front of a stream!

NATS Weekly #3
Dec 6th, 2021

NATS server v2.6.6, CLI v0.0.28, and k8s v0.10.0 released! Peak into the design decisions that when into Key-Value store by reading the architecture decision record. Also a new community NATS client written in Crystal!

NATS Weekly #2
Nov 22nd, 2021

New documentation walkthroughs for "Running a NATS service" and the experimental support for "Key-Value Store"! Also check out a community project called Panini, a Python microframework for NATS. Check our Adelina Simion talk about how Form3 leverages NATS as GopherCon UK 2021!

NATS Weekly #1
Nov 15th, 2021

NATS server v2.6.5 released along with JavaScript, .NET, and Python client releases! Also a guest author on the NATS blog talking about microservices who also recently wrote a book all about building microservices platforms with NATS!