2026
New OpenTelemetry Kotlin SDK
Monday, March 23, 2026 in 2026
Following a donation from Embrace and a call for contributors, OpenTelemetry now has a Kotlin SDK in active development. The project is looking for contributors and folks who are interested in using the library in their application. Why launch …
Beyond the good first issue - How to make your contributions sustainable
Thursday, March 19, 2026 in 2026
OpenTelemetry provides the tools and standards to collect metrics, logs, and traces from applications and services. Getting started with contributions can feel overwhelming, so here are some lessons from hands-on experience. Most guides explain how …
How Mastodon Runs OpenTelemetry Collectors in Production
Wednesday, March 18, 2026 in 2026
At the beginning of 2025, the OpenTelemetry Developer Experience SIG published the results of its first community survey. One of the strongest themes was clear: teams want more real-world examples of how the OpenTelemetry SDKs and the OpenTelemetry …
Deprecating Span Events API
Tuesday, March 17, 2026 in 2026
OpenTelemetry is deprecating the Span Event API. This post explains why we’re making this change, what it means at a high level, and how you can prepare. In short: We want to remove confusion and duplication caused by having two overlapping ways to …
Kubernetes attributes promoted to release candidate in OTel Semantic Conventions
Monday, March 16, 2026 in 2026
Over the past few months, the K8s (Kubernetes) Semantic Conventions SIG focused on stabilizing Kubernetes attributes used by OpenTelemetry Collector processors such as k8sattributes and resourcedetection. That work has now paid off: Kubernetes …
Declarative configuration is stable!
Thursday, March 05, 2026 in 2026
What happened? Key portions of the declarative configuration specification have been marked stable, including The JSON schema for the data model, as defined in opentelemetry-configuration which released a stable 1.0.0 release The YAML representation …
OTTL context inference comes to the Filter Processor
Monday, March 02, 2026 in 2026
Last year, the OpenTelemetry project introduced OTTL context inference for the transform processor. The goal was to allow users to write OTTL statements without worrying about internal telemetry contexts. Starting with collector-contrib v0.146.0, …
What's Up, OTel? It's us, your community managers!
Wednesday, February 25, 2026 in 2026
Hi, community! We are your newly appointed Community Managers. We’ve begun the initial transitional work behind the scenes, and we look forward to seeing more of you all in the very near future (KubeCon EU, anyone?). With great power comes great …
Welcoming New Community Managers to OpenTelemetry
Friday, February 06, 2026 in 2026
Back in October 2022, I wrote about becoming OpenTelemetry’s first community manager. At the time, the project had just over 5000 contributors. Since then, those numbers have grown considerably – almost 20,000 people have contributed to …
KubeCon + CloudNativeCon Europe 2026
Monday, February 02, 2026 in 2026
The OpenTelemetry project maintainers, members of the governance committee, and technical committee are thrilled to be at KubeCon EU in Amsterdam from March 23 - 26, 2026. Register today to join us! Read on to learn about all the events related to …