--- title: Best Spring posts — December 2025 | daily.dev description: The most upvoted Spring posts from December 2025, curated by the daily.dev community. canonical: https://daily.dev/sources/spring/best-of/2025/12 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/spring/best-of/2025/12 og:type: website og:site_name: daily.dev og:title: Best Spring posts — December 2025 | daily.dev og:description: The most upvoted Spring posts from December 2025, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of Spring — December 2025 1. 1 [](https://daily.dev/posts/spring-tools-5-0-released-fzd0sxnam "Spring Tools 5.0 released") Article Spring · 39w Spring Tools 5.0 released Spring Tools 5.0 has been released, marking a new major version of the development tooling for Spring Framework applications. This release provides enhanced IDE support for Java developers working with Spring-based projects. 37 1 2. 2 [](https://daily.dev/posts/evolving-spring-vault-introducing-vaultclient-aqt5juufp "Evolving Spring Vault: Introducing VaultClient") Article Spring · 36w Evolving Spring Vault: Introducing VaultClient Spring Vault 4.1 introduces VaultClient and ReactiveVaultClient as modern replacements for the template-based API. The new fluent interface enforces relative path handling to prevent security issues, eliminates confusion between Vault and platform-specific HTTP clients, and aligns with Spring's HTTP client evolution. Built on RestClient/WebClient primitives, it provides better abstraction while preparing for RestTemplate deprecation in Spring Framework 7.1\. Migration involves moving customizations from RestTemplateCustomizer to VaultClientCustomizer, with future plans for PKI integration with SSL bundles and database credential rotation. 14 3. 3 [](https://daily.dev/posts/spring-tools-5-0-1-released-5oshhoewg "Spring Tools 5.0.1 released") Article Spring · 37w Spring Tools 5.0.1 released Spring Tools version 5.0.1 has been released. This is a maintenance update to the Spring development tooling suite for Java developers working with the Spring Framework. 13 [See all Spring archives](/sources/spring/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/sources/spring/best-of/2025/12#page","url":"https://daily.dev/sources/spring/best-of/2025/12","name":"Best Spring Posts — December 2025","description":"The most upvoted Spring posts from December 2025, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/spring/best-of/2025/12#items","numberOfItems":3,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/spring-tools-5-0-released-fzd0sxnam","name":"Spring Tools 5.0 released"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/evolving-spring-vault-introducing-vaultclient-aqt5juufp","name":"Evolving Spring Vault: Introducing VaultClient"},{"@type":"ListItem","position":3,"url":"https://daily.dev/posts/spring-tools-5-0-1-released-5oshhoewg","name":"Spring Tools 5.0.1 released"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Sources","item":"https://daily.dev/sources"},{"@type":"ListItem","position":3,"name":"Spring","item":"https://daily.dev/sources/spring"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/spring/best-of"},{"@type":"ListItem","position":5,"name":"December 2025"}]}]} ```