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Bump ktor from 3.2.3 to 3.3.1 #190

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Bumps ktor from 3.2.3 to 3.3.1.
Updates io.ktor:ktor-client-core from 3.2.3 to 3.3.1

Release notes

Sourced from io.ktor:ktor-client-core's releases.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Changelog

Sourced from io.ktor:ktor-client-core's changelog.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Commits
  • 49fb2bf Add changelog for 3.3.1 (#5120)
  • f905acf Release 3.3.1 (#5117)
  • 57ad521 KTOR-4828 Fix NumberFormatException when Content-Length value is invalid (#5110)
  • cd423ef KTOR-8898: add netty config load: enableHttp2 and enableH2c
  • c21922b KTOR-8440 Add a note about SSE session lifetime in KDoc (#5107)
  • 5ef7cb2 KTOR-8770 Fix double shutdownGracePeriod on Netty (#5102)
  • a3bef60 KTOR-8740 Fill in missing attributes for HTMX DSL (#5097)
  • afe1593 KTOR-8790 Remove apiCheck task (#5096)
  • 8c5903f Resolve flaky test issues with JS (#5098)
  • 2f512cf KTOR-7631 Fix SerializationException when ContentNegotiation installed before...
  • Additional commits viewable in compare view

Updates io.ktor:ktor-serialization-kotlinx-json from 3.2.3 to 3.3.1

Release notes

Sourced from io.ktor:ktor-serialization-kotlinx-json's releases.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Changelog

Sourced from io.ktor:ktor-serialization-kotlinx-json's changelog.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Commits
  • 49fb2bf Add changelog for 3.3.1 (#5120)
  • f905acf Release 3.3.1 (#5117)
  • 57ad521 KTOR-4828 Fix NumberFormatException when Content-Length value is invalid (#5110)
  • cd423ef KTOR-8898: add netty config load: enableHttp2 and enableH2c
  • c21922b KTOR-8440 Add a note about SSE session lifetime in KDoc (#5107)
  • 5ef7cb2 KTOR-8770 Fix double shutdownGracePeriod on Netty (#5102)
  • a3bef60 KTOR-8740 Fill in missing attributes for HTMX DSL (#5097)
  • afe1593 KTOR-8790 Remove apiCheck task (#5096)
  • 8c5903f Resolve flaky test issues with JS (#5098)
  • 2f512cf KTOR-7631 Fix SerializationException when ContentNegotiation installed before...
  • Additional commits viewable in compare view

Updates io.ktor:ktor-client-content-negotiation from 3.2.3 to 3.3.1

Release notes

Sourced from io.ktor:ktor-client-content-negotiation's releases.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Changelog

Sourced from io.ktor:ktor-client-content-negotiation's changelog.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Commits
  • 49fb2bf Add changelog for 3.3.1 (#5120)
  • f905acf Release 3.3.1 (#5117)
  • 57ad521 KTOR-4828 Fix NumberFormatException when Content-Length value is invalid (#5110)
  • cd423ef KTOR-8898: add netty config load: enableHttp2 and enableH2c
  • c21922b KTOR-8440 Add a note about SSE session lifetime in KDoc (#5107)
  • 5ef7cb2 KTOR-8770 Fix double shutdownGracePeriod on Netty (#5102)
  • a3bef60 KTOR-8740 Fill in missing attributes for HTMX DSL (#5097)
  • afe1593 KTOR-8790 Remove apiCheck task (#5096)
  • 8c5903f Resolve flaky test issues with JS (#5098)
  • 2f512cf KTOR-7631 Fix SerializationException when ContentNegotiation installed before...
  • Additional commits viewable in compare view

Updates io.ktor:ktor-client-okhttp from 3.2.3 to 3.3.1

Release notes

Sourced from io.ktor:ktor-client-okhttp's releases.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Changelog

Sourced from io.ktor:ktor-client-okhttp's changelog.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Commits
  • 49fb2bf Add changelog for 3.3.1 (#5120)
  • f905acf Release 3.3.1 (#5117)
  • 57ad521 KTOR-4828 Fix NumberFormatException when Content-Length value is invalid (#5110)
  • cd423ef KTOR-8898: add netty config load: enableHttp2 and enableH2c
  • c21922b KTOR-8440 Add a note about SSE session lifetime in KDoc (#5107)
  • 5ef7cb2 KTOR-8770 Fix double shutdownGracePeriod on Netty (#5102)
  • a3bef60 KTOR-8740 Fill in missing attributes for HTMX DSL (#5097)
  • afe1593 KTOR-8790 Remove apiCheck task (#5096)
  • 8c5903f Resolve flaky test issues with JS (#5098)
  • 2f512cf KTOR-7631 Fix SerializationException when ContentNegotiation installed before...
  • Additional commits viewable in compare view

Updates io.ktor:ktor-client-js from 3.2.3 to 3.3.1

Release notes

Sourced from io.ktor:ktor-client-js's releases.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Changelog

Sourced from io.ktor:ktor-client-js's changelog.

3.3.1

Published 8 October 2025

Improvements

  • Add a note about SSE session lifetime in KDoc (KTOR-8440)
  • Update Kotlin to 2.2.20 (KTOR-8896)

Bugfixes

  • NumberFormatException when Content-Length header value contains null bytes (KTOR-4828)
  • SerializationException: Serializer for class 'ClientSSESession' is not found when server responds with JSON (KTOR-7631)
  • Netty: loadConfiguration missing enableHttp2 and enableH2c properties (KTOR-8898)
  • Netty: EmbeddedServer.stop always blocks for twice of shutdownGracePeriod (KTOR-8770)
  • shutdownGracePeriod is used instead of shutdownTimeout in EmbeddedServer.stop() (KTOR-8771)
  • Support serving static resources within bootJar (KTOR-8592)

3.3.0

Published 11 September 2025

Features

  • Support for server side http2 without tls (h2c) (KTOR-4750)
  • OpenAPI generation build extension preview (KTOR-8721)
  • Serve static resources with caching headers and ETag based on sha256 of content (KTOR-6700)
  • Jetty engine: Upgrade Jetty dependencies to the latest version 12 (KTOR-6734)
  • Static content: Support a custom respond logic if the file is not found (KTOR-8496)
  • Upgrade OkHttp to version 5.0.0 (KTOR-8652)
  • WebRTC Client, Android + WASM (KTOR-7958)

Improvements

  • SSE: Cannot read response body from SSEClientException (KTOR-8165)
  • SSE: "SSEClientException: Content-Length mismatch" on saving response body in DefaultResponseValidation (KTOR-8753)
  • var Route.staticRootFolder: File? should be deprecated (KTOR-5836)
  • Add image/bmp to the ContentType (KTOR-8735)
  • Add some missing image content types (KTOR-8624)
  • Upgrade to Kotlin 2.2 (KTOR-8647)
  • Bump Kotlin API level to 2.2 (KTOR-8637)
  • CIO: The engine ignores system proxy settings (KTOR-5922)

Bugfixes

  • Performance regression when using ContentEncoding and HttpRequestRetry since 3.2.0 (KTOR-8820)
  • Big number of simultaneous outbound web socket connections leads to a coroutine deadlock (KTOR-8829)
  • DI: JobCancellationException during cleanup (KTOR-8785)
  • Autoreloading: JobCancellationException when app is reloaded in the debugger since 3.2.0 (KTOR-8810)
  • HttpRedirect: The client is redirected when no Location header in response (KTOR-8697)
  • SerializationException when Application.propertyOrNull() is called with type Map<String, Any?> (KTOR-8781)
  • "Failed resolution of: Ljava/lang/management/ManagementFactory" on Android when JvmGcMetrics are initialized (KTOR-8714)
  • HttpCache: all header values but first in HttpResponse.varyKeys() are ignored (KTOR-6402)
  • HttpCache: plugin selects wrong cache entry when filtering Vary headers with different case (KTOR-7621)
  • CountedByteWriteChannel: autoFlush of the source channel doesn't make the channel auto flushing (KTOR-8411)
Commits
  • 49fb2bf Add changelog for 3.3.1 (#5120)
  • f905acf Release 3.3.1 (#5117)
  • 57ad521 KTOR-4828 Fix NumberFormatException when Content-Length value is invalid (#5110)
  • cd423ef KTOR-8898: add netty config load: enableHttp2 and enableH2c
  • c21922b KTOR-8440 Add a note about SSE session lifetime in KDoc (#5107)

@dependabot
Bump ktor from 3.2.3 to 3.3.1
61b55ae 
Bumps `ktor` from 3.2.3 to 3.3.1.

Updates `io.ktor:ktor-client-core` from 3.2.3 to 3.3.1
- [Release notes](https://github.com/ktorio/ktor/releases)
- [Changelog](https://github.com/ktorio/ktor/blob/3.3.1/CHANGELOG.md)
- [Commits](ktorio/ktor@3.2.3...3.3.1)

Updates `io.ktor:ktor-serialization-kotlinx-json` from 3.2.3 to 3.3.1
- [Release notes](https://github.com/ktorio/ktor/releases)
- [Changelog](https://github.com/ktorio/ktor/blob/3.3.1/CHANGELOG.md)
- [Commits](ktorio/ktor@3.2.3...3.3.1)

Updates `io.ktor:ktor-client-content-negotiation` from 3.2.3 to 3.3.1
- [Release notes](https://github.com/ktorio/ktor/releases)
- [Changelog](https://github.com/ktorio/ktor/blob/3.3.1/CHANGELOG.md)
- [Commits](ktorio/ktor@3.2.3...3.3.1)

Updates `io.ktor:ktor-client-okhttp` from 3.2.3 to 3.3.1
- [Release notes](https://github.com/ktorio/ktor/releases)
- [Changelog](https://github.com/ktorio/ktor/blob/3.3.1/CHANGELOG.md)
- [Commits](ktorio/ktor@3.2.3...3.3.1)

Updates `io.ktor:ktor-client-js` from 3.2.3 to 3.3.1
- [Release notes](https://github.com/ktorio/ktor/releases)
- [Changelog](https://github.com/ktorio/ktor/blob/3.3.1/CHANGELOG.md)
- [Commits](ktorio/ktor@3.2.3...3.3.1)

Updates `io.ktor:ktor-client-curl` from 3.2.3 to 3.3.1
- [Release notes](https://github.com/ktorio/ktor/releases)
- [Changelog](https://github.com/ktorio/ktor/blob/3.3.1/CHANGELOG.md)
- [Commits](ktorio/ktor@3.2.3...3.3.1)

Updates `io.ktor:ktor-client-darwin` from 3.2.3 to 3.3.1
- [Release notes](https://github.com/ktorio/ktor/releases)
- [Changelog](https://github.com/ktorio/ktor/blob/3.3.1/CHANGELOG.md)
- [Commits](ktorio/ktor@3.2.3...3.3.1)

Updates `io.ktor:ktor-client-cio` from 3.2.3 to 3.3.1
- [Release notes](https://github.com/ktorio/ktor/releases)
- [Changelog](https://github.com/ktorio/ktor/blob/3.3.1/CHANGELOG.md)
- [Commits](ktorio/ktor@3.2.3...3.3.1)

Updates `io.ktor:ktor-client-winhttp` from 3.2.3 to 3.3.1
- [Release notes](https://github.com/ktorio/ktor/releases)
- [Changelog](https://github.com/ktorio/ktor/blob/3.3.1/CHANGELOG.md)
- [Commits](ktorio/ktor@3.2.3...3.3.1)

---
updated-dependencies:
- dependency-name: io.ktor:ktor-client-core
  dependency-version: 3.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.ktor:ktor-serialization-kotlinx-json
  dependency-version: 3.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.ktor:ktor-client-content-negotiation
  dependency-version: 3.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.ktor:ktor-client-okhttp
  dependency-version: 3.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.ktor:ktor-client-js
  dependency-version: 3.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.ktor:ktor-client-curl
  dependency-version: 3.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.ktor:ktor-client-darwin
  dependency-version: 3.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.ktor:ktor-client-cio
  dependency-version: 3.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: io.ktor:ktor-client-winhttp
  dependency-version: 3.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
@dependabot dependabot bot added dependencies Pull requests that update a dependency file java Pull requests that update Java code labels Oct 13, 2025
@dependabot dependabot bot mentioned this pull request Oct 13, 2025
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