<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
  <!-- 홈페이지 -->
  <url>
    <loc>https://developer-playground.com//</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>weekly</changefreq>
    <priority>1.0</priority>
  </url>

  <!-- 블로그 목록 페이지 -->
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.9</priority>
  </url>

  <!-- 블로그 게시물 -->
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/handle-floating-point/</loc>
    <lastmod>2025-04-23</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/kafka-basic/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/documentdb-cons/</loc>
    <lastmod>2025-04-13</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/r2dbc-conn-pool/</loc>
    <lastmod>2025-04-13</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>

  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/mcp-filesystem/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/mongo-sharding/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/kafka-consumer-performance/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/simple-distributed-id-generation/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/jvm-warmup/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/about-zgc/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/about-g1gc/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/replay-attack/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/cors-sop/</loc>
    <lastmod>2025-04-30</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/etag/</loc>
    <lastmod>2025-05-01</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/request-context-holder/</loc>
    <lastmod>2025-05-01</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/distributed-lock/</loc>
    <lastmod>2025-07-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/k8s-probes-spring-boot/</loc>
    <lastmod>2025-05-08</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/k8s-probes-spring-boot/</loc>
    <lastmod>2025-06-26</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/spring-boot-rdbms-deadlock-handling/</loc>
    <lastmod>2025-07-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>

  <!-- 도구 페이지 -->
  <url>
    <loc>https://developer-playground.com/tools/network/ip-address/</loc>
    <lastmod>2025-05-25</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/encode-decode/base64/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/encode-decode/url/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/string/json-parser/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/string/xml-parser/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/string/uuid-generator/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/string/random-hex/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/string/string-diff-checker/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/string/byte-counter/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/string/html-escape-unescape/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/time/timestamp/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/token/jwt/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/hash/sha1/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/hash/sha2/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/hash/sha3/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/encrypt-decrypt/aes/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/encrypt-decrypt/rsa/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/image/format-converter/</loc>
    <lastmod>2025-04-06</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  
  <!-- Fun Tools -->
  <url>
    <loc>https://developer-playground.com/tools/fun/qr-generator/</loc>
    <lastmod>2025-05-25</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/fun/roulette/</loc>
    <lastmod>2025-05-25</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/tools/fun/color-palette/</loc>
    <lastmod>2025-05-25</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>

  <!-- New URL -->
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/http-cookie/</loc>
    <lastmod>2025-05-26</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>

  <!-- 정규식 치트시트 페이지 -->
  <url>
    <loc>https://developer-playground.com/tools/string/regex-cheatsheet/</loc>
    <lastmod>2025-05-28</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>

  <!-- Actuator Port Separation -->
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/actuator-port-separation-mvc-webflux/</loc>
    <lastmod>2026-01-27</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>

  <!-- Claude Skills Guide -->
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/claude-skills-guide/</loc>
    <lastmod>2026-01-27</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://developer-playground.com/blog/software-engineer/list/blockchain-end-of-idealism/</loc>
    <lastmod>2026-03-03</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
</urlset> 