Releases

AI-analyzed release notes for CNCF graduated and incubating projects.

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All Action needed Check if affected Plan ahead

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All AI & ML CI/CD & App Delivery Kubernetes Core Networking & Messaging Observability Orchestration & Management Provisioning & Runtime Security Storage & Data

Sep 2026Clear ×

Jaegerv2.21.0ObservabilitySep 14, 2026

ACTION 1CHECK 4OTHER 64View full analysis

A feature-rich release with breaking API and configuration changes, expanded experimental query and storage capabilities, and many correctness fixes. It also includes routine dependency updates.

Action needed (1)

breakingThe searchdepth constraint
Query handling caps searchdepth at 10000 and rejects negative values.

Check if affected (4)

breakingRemoval of the v1 http endpoints
Applies if you use v1 http endpoints.
breakingThe ai.enable_mcp configuration, replaced by ai.mcp
Applies if you configure ai.enable_mcp.
breakingElasticsearch configuration key validation
Applicability is not stated in the release notes.
+ 1 more on the release page

Source ↗

OpenTelemetryv0.161.0ObservabilitySep 14, 2026

ACTION 5CHECK 2OTHER 9View full analysis

A maintenance release with breaking removal of deprecated APIs alongside performance and correctness fixes. It also tightens feature-gate identifier validation and updates configuration schema handling.

Action needed (5)

breakingRemoval of deprecated AddScraper
The deprecated AddScraper function is removed from pkg/scraperhelper/controller.
breakingRemoval of deprecated ZapOptions
The deprecated ZapOptions configuration is removed from pkg/service.
breakingRemoval of deprecated WithForceUnmarshaler
The deprecated WithForceUnmarshaler function is removed from pkg/xconfmap.
breakingRemoval of deprecated DefaultMetricsBuilderConfig
The deprecated DefaultMetricsBuilderConfig function is removed from cmd/mdatagen.
breakingRemoval of deprecated LoggingOptions
The deprecated LoggingOptions configuration is removed from pkg/service.

Check if affected (2)

breakingRemoval of deprecated AggregationTemporality, Duration, and SetDuration
Applies if you use AggregationTemporality, Duration, or SetDuration.
breakingReplacement of deprecated configuration watcher APIs
Applies if you use extensioncapabilities.ConfigWatcher, Extensions.NotifyConfig, or service.Settings.CollectorConf.

Source ↗

OpenCostv1.121.2ObservabilitySep 11, 2026

OTHER 16View full analysis

A maintenance release with pricing enhancements, operational fixes, dependency updates, and changed pricing-data behavior. It contains no stated security changes.

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Prometheusv3.13.3ObservabilitySep 7, 2026

ACTION 1OTHER 7View full analysis

A maintenance release with security-related dependency updates and correctness fixes across shutdown handling, query matching, service discovery, and TSDB reliability. No configuration or default changes are stated.

Action needed (1)

securityhighSecurity updates for github.com/klauspost/compress and golang.org/x/crypto
The release updates github.com/klauspost/compress to v1.18.7 for GO-2026-5841 and golang.org/x/crypto to v0.55.0 for GO-2026-6303.

Source ↗

OpenTelemetryv0.160.0ObservabilitySep 2, 2026

CHECK 3PLAN 1OTHER 8View full analysis

A maintenance and API-evolution release with client configuration deprecations, a higher Go toolchain requirement, performance improvements, and a breaking resource-creation API signature change. The release also includes compatibility, error-handling, platform support, and component behavior updates.

Check if affected (3)

breakingDeprecated fields with keepalive section
Applicability is not stated in the release notes.
breakingGo 1.25.0 support removal
Applies if you depend on go.
breakingtelemetry.Factory.CreateResource and telemetry.CreateResourceFunc return signature
Applies if you use telemetry.Factory.CreateResource or telemetry.CreateResourceFunc.

Plan ahead (1)

deprecatedClient configuration fields deprecated in favor of keepalive
Applies if you configure any of idle_conn_timeout, max_idle_conns, max_idle_conns_per_host, disable_keep_alives, idle_timeout, or keep_alives_enabled.

Source ↗

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