spring-projects/spring-boot

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Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

Stars: 81.5k
Forks: 42.7k
Open beginner issues: 9
Indexed issues: 458
Avg merge: 2d 4h
Merged PRs (30d): 65

Dominant language: Java
License: Apache-2.0
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

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458 open issues indexed

Possible autoconfigure bug with kotlinx serialization and webflux Open

status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 52/100

spring-projects/spring-boot#51840 · Opened Sep 19, 2026
Upgrade to Spring Session 4.2.0-M1 Open

status: team-only type: dependency-upgrade

Difficulty 2/5 1-3 hours Newbie friendliness 66/100

spring-projects/spring-boot#51806 · Opened Sep 17, 2026
Upgrade to Spring Security 7.2.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 3/5 1-2 days Newbie friendliness 64/100

spring-projects/spring-boot#51805 · Opened Sep 17, 2026
Upgrade to Spring LDAP 4.2.0-M1 Open

status: team-only type: dependency-upgrade

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

spring-projects/spring-boot#51804 · Opened Sep 17, 2026
Layer XSD files are missing from https://www.springframework.org/schema/boot/layers Open

for: team-attention status: team-only type: task

Difficulty 3/5 1-2 days Newbie friendliness 45/100

spring-projects/spring-boot#51794 · Opened Sep 16, 2026
Upgrade to Spring HATEOAS 3.2.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

spring-projects/spring-boot#51789 · Opened Sep 16, 2026
Use cached PathPattern in AbstractWebMvcEndpointHandlerMapping Open

status: blocked type: task

Difficulty 3/5 1-2 days Newbie friendliness 55/100

spring-projects/spring-boot#51781 · Opened Sep 16, 2026
Upgrade to Spring Batch 6.1.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

spring-projects/spring-boot#51778 · Opened Sep 16, 2026
Upgrade to Micrometer Tracing 1.8.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 3/5 1-2 days Newbie friendliness 48/100

spring-projects/spring-boot#51777 · Opened Sep 16, 2026
Upgrade to Micrometer 1.18.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 2/5 1-3 hours Newbie friendliness 62/100

spring-projects/spring-boot#51776 · Opened Sep 16, 2026
Upgrade to Spring Data Bom 2026.1.0-M2 Open

status: team-only type: dependency-upgrade

spring-projects/spring-boot#51752 · 1 assignee · Opened Sep 15, 2026
Add support for initializing the schema that Spring Security supports Open

status: blocked type: enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

spring-projects/spring-boot#51751 · Opened Sep 15, 2026
Upgrade to Spring WS 5.1.0-M1 Open

status: team-only type: dependency-upgrade

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

spring-projects/spring-boot#51716 · Opened Sep 12, 2026
Upgrade to Spring Kafka 4.2.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

spring-projects/spring-boot#51715 · Opened Sep 12, 2026
Upgrade to Spring Integration 7.2.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

spring-projects/spring-boot#51714 · Opened Sep 12, 2026
Upgrade to Spring GraphQL 2.1.0-M1 Open

status: team-only type: dependency-upgrade

spring-projects/spring-boot#51713 · 1 assignee · Opened Sep 12, 2026
Upgrade to Spring Framework 7.1.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 3/5 1-2 days Newbie friendliness 58/100

spring-projects/spring-boot#51712 · Opened Sep 12, 2026
Upgrade to Spring AMQP 4.2.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

spring-projects/spring-boot#51711 · Opened Sep 12, 2026
Upgrade to Reactor Bom 2026.0.0-M2 Open

status: team-only type: dependency-upgrade

Difficulty 3/5 1-2 days Newbie friendliness 58/100

spring-projects/spring-boot#51710 · Opened Sep 12, 2026
Add HealthIndicator support for Apache Pulsar Open

status: team-only type: enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

spring-projects/spring-boot#51706 · Opened Sep 11, 2026
Env endpoint is brittle when called with malformed input Open

status: team-only type: bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

spring-projects/spring-boot#51665 · Opened Sep 11, 2026
Force specific hash when building a single docs branch Open

status: team-only type: task

Difficulty 3/5 1-2 days Newbie friendliness 55/100

spring-projects/spring-boot#51605 · 2 comments · Opened Sep 7, 2026
Remove configureDependencyFixes when Spring Framework and Spring GraphQL have published updated modues Open

status: blocked status: team-only type: task

Difficulty 3/5 1-2 days Newbie friendliness 38/100

spring-projects/spring-boot#51594 · Opened Sep 6, 2026
runtimeClasspath and testRuntimeClasspath exclusions are not applied to processAotClasspath and processTestAotClasspath - #51383 Open

status: team-only type: bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

spring-projects/spring-boot#51569 · Opened Sep 4, 2026
Provide a configuration property for configuring embedded LDAP's listening address Open

type: enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

spring-projects/spring-boot#51517 · 2 comments · Opened Sep 1, 2026
@ServiceConnection on a PostgreSQL container produces JdbcConnectionDetails but not R2dbcConnectionDetails Open

status: feedback-provided status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 45/100

spring-projects/spring-boot#51502 · 4 comments · Opened Aug 29, 2026
Add Cache-Control: no-store to all Actuator responses sent over HTTP Open

status: pending-design-work status: team-only type: enhancement

Difficulty 3/5 1-2 days Newbie friendliness 68/100

spring-projects/spring-boot#51483 · 5 comments · Opened Aug 27, 2026
Unlike other SSL properties, HttpClientSettingsProperties.Ssl has no enabled property Open

status: pending-design-work type: bug

Difficulty 3/5 1-2 days Newbie friendliness 64/100

spring-projects/spring-boot#51472 · 4 comments · Opened Aug 27, 2026
Threads are blocked with virtual threads active while waiting for a lock to load classes with JarUrlClassLoader Open

status: feedback-provided status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 38/100

spring-projects/spring-boot#51463 · 20 comments · Opened Aug 26, 2026
Gradle ProtobufPluginAction breaks configuration cache Open

status: blocked status: waiting-for-triage

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

spring-projects/spring-boot#51459 · 2 comments · Opened Aug 26, 2026
Provide a built-in Actuator drain endpoint for Kubernetes preStop hook polling Open

status: waiting-for-triage

Difficulty 5/5 Over a week Newbie friendliness 42/100

spring-projects/spring-boot#51310 · 2 comments · Opened Aug 7, 2026
Jackson CsvMapper configuration Open

status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 45/100

spring-projects/spring-boot#51151 · 2 comments · Opened Jul 29, 2026
Allow to configure TrustManagerFactory/KeyManagerFactory via SslBundles for embedded Tomcat Open

status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 48/100

spring-projects/spring-boot#51146 · 1 comment · 1 reaction · Opened Jul 29, 2026
Kotlin Serialization does not back off when JSON-B is the only JSON converter Open

status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 52/100

spring-projects/spring-boot#50953 · 1 comment · Opened Jul 15, 2026
Homebrew formula clashes with formula produce by Boot 4.1 Open

status: team-only type: bug

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

spring-projects/spring-boot#50907 · 3 comments · Opened Jul 2, 2026
Improve startup performance of DevTools by starting fileSystemWatcher async Open

status: feedback-provided status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 48/100

spring-projects/spring-boot#50898 · 5 comments · Opened Jun 30, 2026
Support for OpenTelemetry resource detectors Open

status: waiting-for-triage

Difficulty 5/5 Over a week Newbie friendliness 35/100

spring-projects/spring-boot#50861 · 12 comments · 2 reactions · Opened Jun 25, 2026
AutoConfigureTestGrpcTransport does not participate in the test context's key and tries to start the same in-process server multiple times Open

status: team-only type: bug

Difficulty 4/5 3-5 days Newbie friendliness 55/100

spring-projects/spring-boot#50860 · 6 comments · Opened Jun 25, 2026
@ConfigurationProperties binding of a List<JavaBean> can loop until OutOfMemoryError in 4.1.0 (was a bounded BindException in 4.0.6) Open

status: feedback-provided status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 68/100

spring-projects/spring-boot#50831 · 5 comments · Opened Jun 24, 2026
Support builder types when binding configuration properties Open

status: pending-design-work type: enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

spring-projects/spring-boot#50806 · 3 comments · Opened Jun 22, 2026
Spring gRPC health check triggers MailHealthIndicator eagerly Open

status: waiting-for-internal-feedback status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 48/100

spring-projects/spring-boot#50791 · 1 comment · Opened Jun 18, 2026
Dependencies in testAndDevelopmentOnly leak into bootJar when a different version of the same dependency is on the runtime classpath Open

status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 52/100

spring-projects/spring-boot#50762 · 11 comments · Opened Jun 13, 2026
Consider symlinks when normalizing output locations while processing buildpack layers Open

status: team-only type: task

Difficulty 3/5 1-2 days Newbie friendliness 55/100

spring-projects/spring-boot#50702 · Opened Jun 8, 2026
HttpService Client doesn't take spring.jackson properties into account Open

status: waiting-for-triage

Difficulty 3/5 1-2 days Newbie friendliness 48/100

spring-projects/spring-boot#50695 · 3 comments · 1 reaction · Opened Jun 4, 2026
Application with a user-defined OpaqueTokenIntrospector fails to start when spring.security.oauth2.resourceserver.opaquetoken.introspection-uri is set Open

status: team-only type: regression

Difficulty 4/5 3-5 days Newbie friendliness 48/100

spring-projects/spring-boot#50479 · 17 comments · Opened May 20, 2026
SpringApplication startup failure report silently discarded when commons-logging resolves to Jdk14Logger (regression from 3.5.x) Open

for: team-meeting status: feedback-provided status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 48/100

spring-projects/spring-boot#50404 · 5 comments · Opened May 12, 2026
Support SSL Bundle alias' for client connections (JKS) Open

status: waiting-for-triage

Difficulty 4/5 3-5 days Newbie friendliness 48/100

spring-projects/spring-boot#50398 · 1 comment · Opened May 11, 2026
Add SSL bundle support for OAuth2 Clients Open

status: waiting-for-triage

Difficulty 5/5 Over a week Newbie friendliness 35/100

spring-projects/spring-boot#50388 · 4 reactions · Opened May 10, 2026
spring-boot-loader does not consistently handle shorts correctly Open

status: team-only type: bug

Difficulty 3/5 1-2 days Newbie friendliness 58/100

spring-projects/spring-boot#50366 · 2 comments · Opened May 7, 2026
Harden unpacking of nested jars Open

status: team-only type: task

Difficulty 4/5 3-5 days Newbie friendliness 35/100

spring-projects/spring-boot#50365 · Opened May 7, 2026

spring-projects/spring-boot

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