diff --git a/Data Science/readme.md b/Data Science/readme.md
index 9b18a943..6f33ecfc 100644
--- a/Data Science/readme.md	
+++ b/Data Science/readme.md	
@@ -247,3 +247,62 @@ Data science is the field that utilizes scientific methods, algorithms, and syst
         <td>This channel offers tutorials on Python programming, data analysis, machine learning, and deep learning, aimed at beginners. </td>
       </tr>
   </table>
+
+### Competitions
+Platforms and resources for participating in Data Science competitions to practice and showcase your skills.
+
+<table width="100%">
+  <tr>
+    <th>Platform</th>
+    <th>Description</th>
+  </tr>
+  <tr>
+    <td> <a href="https://www.kaggle.com/competitions">Kaggle Competitions</a></td>
+    <td>A platform offering a variety of data science and machine learning competitions.</td>
+  </tr>
+  <tr>
+    <td> <a href="https://www.drivendata.org/competitions/">DrivenData</a></td>
+    <td>Data science competitions for social good.</td>
+  </tr>
+  <tr>
+    <td> <a href="https://www.hackerearth.com/challenges/">HackerEarth</a></td>
+    <td>Challenges and hackathons for data science and machine learning enthusiasts.</td>
+  </tr>
+  <tr>
+    <td> <a href="https://www.kdd.org/kdd2023/">KDD Cup</a></td>
+    <td>Annual data mining and knowledge discovery competition organized by the ACM Special Interest Group on Knowledge Discovery and Data Mining (SIGKDD).</td>
+  </tr>
+  <tr>
+    <td> <a href="https://zindi.africa/competitions">Zindi</a></td>
+    <td>Africa's largest data science competition platform, hosting competitions to solve real-world problems.</td>
+  </tr>
+  <tr>
+    <td> <a href="https://www.topcoder.com/challenges">Topcoder</a></td>
+    <td>A platform offering data science and algorithm challenges, along with other software development competitions.</td>
+  </tr>
+  <tr>
+  <tr>
+    <td> <a href="https://www.datasciencesociety.net/">Data Science Society</a></td>
+    <td>A global community that organizes datathons and other data science challenges.</td>
+  </tr>
+</table>
+
+### Communities
+
+<table width="100%">
+  <tr>
+    <th>Community</th>
+    <th>Description</th>
+  </tr>
+  <tr>
+    <td> <a href="https://www.reddit.com/r/datascience/">r/datascience</a></td>
+    <td>A Reddit community for discussions, questions, and resources about data science.</td>
+  </tr>
+  <tr>
+    <td> <a href="https://www.kaggle.com/discussion">Kaggle Forums</a></td>
+    <td>Discussion forums on Kaggle where data scientists discuss competitions, datasets, and more.</td>
+  </tr>
+  <tr>
+    <td> <a href="https://datascience.stackexchange.com/">Data Science Stack Exchange</a></td>
+    <td>A Q&A site for data science professionals and enthusiasts to discuss data analysis, statistics, machine learning, and more.</td>
+  </tr>
\ No newline at end of file
diff --git a/Web Development/readme.md b/Web Development/readme.md
index 4f95add7..57c613a8 100644
--- a/Web Development/readme.md	
+++ b/Web Development/readme.md	
@@ -3,7 +3,7 @@ This category is a curated collection of valuable web development resources cont
 
 ## Table of Contents
 
-- [Roadmap](roadmap)
+- [Roadmap](roadmaps)
 
   - [Front-End Development Roadmap](#front-end-roadmap)
   - [BackEnd Development Roadmap](#back-end-roadmap)
@@ -44,7 +44,7 @@ This category is a curated collection of valuable web development resources cont
   - [Intermediate level](#intermediate-level-projects)
   - [Advanced level](#advance-level-projects)
 
-### Roadmap
+### Roadmaps
 
 > Step-by-step guide for front-end, back-end, and full-stack development.
 #### Front-End Roadmap