Published 22 Dec 2020

• Fixed crash when sending large responses in 1.4.2 (KTOR-1369)
• Introduced URLBuilder function to append paths (KTOR-403)
• Allowed OkHttpConfig to configure WebSocket.Factory (KTOR-951)
• Get client certificate information from request (KTOR-424)
• Fixed quoting Content-Disposition additional parameters (KTOR-455)
• Support Java HTTP Client (KTOR-348)
• Serializing collections of different element types (KTOR-1163)
• Introduced Netty tcpKeepAlive option (KTOR-368)
• Implemented development mode for Ktor (KTOR-1184)
• Implemented proper unhandled exception handling strategy (KTOR-835)
• Added OAuth feature config to avoid Dropbox issue (KTOR-715)
• Fixed trailing slashes handling in routing (KTOR-372)
• Added CIO client proxy tunneling support (KTOR-1458)
• Supported Sealed Classes inside Session-Objects (KTOR-826)
• Fixed code autoreload (KTOR-664)
• Added response text to the message of ResponseException and derived
  exceptions (KTOR-844)
• Added ability to send cookies with HttpRequestBuilder (KTOR-926)
• Added warning to HTTP/2 push API (KTOR-1329)
• Fixed parsing Authorization header diagnostics (KTOR-1406)
• Fixed CORS character encoding issue (KTOR-1370)
• Added CORS anyHeader in feature configuration (KTOR-977,
  KTOR-1263)
• Added curl engine option sslVerify (KTOR-1093)
• Fixed client response validation in some cases (KTOR-1412)
• Introduced support for pre-compresed files (KTOR-1447)
• Fixed Apache client engine sometimes hits an unrecoverable socket timeout when using
  ChannelWriterContent (KTOR-1149)
• Fixed typo val socketTimeout in CIOEngineConfig cause it's a property in the
  config (KTOR-1240)
• Added excludeSuffix to HttpsRedirect feature (KTOR-1197)
• Fixed CIO client connectRetryAttempts = 0 handling (KTOR-1125)
• Added option to use specific alias from keystore in CIO TLSConfigBuilder JVM
  (KTOR-941)

1.4.3

Published 1 Dec 2020

• Client: URL encode / escaping is wrong (KTOR-341)
• HTTP/2 push fails with netty engine (KTOR-800)
• Request headers exceeding expected threshold are not handled correctly (KTOR-905)
• iOS client fails with CoroutinesInternalError when Logging is used (KTOR-924)
• Experimental API and compatibility guarantees (KTOR-1035)
• CIO: client engine exceptions are both logged and thrown (KTOR-1127)
• Timeout feature: android engine throws Java's SocketTimeoutException instead of ConnectTimeoutException (KTOR-1229)
• Input.readTextExactBytes(n) on empty input different behavior per platform (KTOR-1235)
• HttpRedirect feature alters Location header value (KTOR-1236)
• Wrong pool is used to release IOBuffer after ByteChannelSequential.copyTo from static initialized instance. (KTOR-1237)
• CIO Engine's HttpClient may fail when trying to send large size binary data. (KTOR-1247)
• ByteBufferChannel.readRemaining doesn't read whole channel (KTOR-1268)
• Cannot receive content via jackson negotiator since 1.4.2 (KTOR-1286)
• ktor-io: JVM shared function decrease performance starting from 1.4.0 (KTOR-1290)
• Sessions + SSL (Netty) (KTOR-1292)
• Netty HTTP/2 HEAD response hangs (KTOR-1298)
• Using blocking primitives on this dispatcher is not allowed. Consider using async channel instead or use blocking primitives in withContext(Dispatchers.IO) instead. (KTOR-1305)
• "Wrong HEX escape": gracefully handle invalid URLs (KTOR-1308)
• Add build parameter to build ktor with JVM IR compiler (KTOR-1336)
• Update kotlin to 1.4.20 (KTOR-1346)
• Fix configuration if project without VPN and cache (KTOR-1347)
• Client: NPE in FormDataContentKt -> Input.copyTo (KTOR-1349)
• Upgrade Netty to 4.1.54.Final (KTOR-1363)
• Handle failure in reading request body (KTOR-1367)
• Remove copyTo usage from ServerPipeline (KTOR-1381)