A repository showcasing all my freeCodeCamp certificates earned, demonstrating completed projects and skills in various programming topics.

A simple function that decodes strings encoded with the ROT13 Caesar cipher. It processes uppercase letters while preserving non-alphabetic characters like spaces and punctuation.

An interactive world map displaying meteorite landings. The size of each meteorite is represented relative to its size, and additional data is shown when hovering over a meteorite's location. Uses …

A Force-directed graph displaying countries that share borders, with each country represented by its flag on the node. The graph dynamically visualizes the relationships between neighboring countri…

A Roguelike dungeon crawler game where players can explore randomly generated maps, pick up health items and weapons, and fight enemies. The goal is to defeat enemies, level up, and ultimately beat…

A simulation of Conway's Game of Life where the board is randomly generated at the start. Users can start, stop, set up, and clear the board. The game evolves automatically, and the number of gener…

A recipe management app allowing users to create, view, edit, and delete recipes. Recipes are saved in the browser's local storage, ensuring persistence across page reloads.

A homepage for the freeCodeCamp forum displaying the 30 most recent topics with titles, user links, reply counts, views, and timestamps of last activity.

A Simon Game app where players follow a randomly generated sequence of button presses. The sequence increases with each correct input. Players can play in strict mode, and win after completing 20 s…

A Tic Tac Toe game where users can play against the computer. Players can choose to play as X or O. The game resets automatically once it ends, allowing users to play again.

An app that allows users to search Wikipedia entries and view the results. Includes a button to randomly fetch a Wikipedia article. Utilizes the MediaWiki API to retrieve and display information fr…

An app that checks if freeCodeCamp or other specified Twitch users are currently streaming. It provides details about their streams and links directly to their Twitch channel. Utilizes the Twitch A…

An app that displays the current weather based on the user's location. It includes a toggle for Fahrenheit and Celsius and adjusts icons or background images according to the weather conditions. Us…

A treemap diagram visualizing data such as Kickstarter pledges, movie sales, or video game sales. The diagram displays nested rectangles, where each tile represents a category, and the size of each…

A choropleth map visualizing US county education data. The map uses color-coded counties to represent the percentage of residents with a high school diploma or higher. It includes a legend with dif…

A heat map visualization displaying global temperature data over time. The app uses color-coded cells to represent monthly temperature data from 1754 to 2015. It includes axes for months and years,…

A scatterplot graph displaying cycling data over time, with dots representing individual cyclist performances. The app includes axes with time and cycling speed data, tooltips with detailed informa…

A bar chart visualization displaying GDP data over time. Features include labeled axes, bars representing GDP values, and a tooltip with detailed information. Built using D3.js for rendering axes, …

A Pomodoro timer with adjustable break and session lengths. Features include countdown for sessions and breaks, with a beep sound when time runs out. Allows pausing/resuming, resetting, and prevent…

A fully functional calculator that supports basic arithmetic operations, decimal points, and chain calculations. Features include handling multiple consecutive operators, decimal precision, and the…

A functional drum machine that plays sounds using 9 interactive drum pads triggered by either clicking or pressing corresponding keys (Q, W, E, A, S, D, Z, X, C). It displays the name of the sound …

A markdown previewer that converts GitHub-flavored markdown to HTML in real-time as the user types. It includes features like a live editor and preview, with support for common markdown elements su…

An app that generates random quotes and displays them along with the author's name. Users can fetch new quotes with a button and share them on Twitter. Built with [React/JavaScript] and styled with…

An app that checks whether a given word or phrase is a palindrome. It removes punctuation, spaces, and handles case sensitivity, providing a clear result for valid and invalid palindromes (e.g., 'A…

An app that converts Arabic numbers (1-3999) to Roman numerals. It handles user input validation, ensuring the number is within the acceptable range and formats it into Roman numerals (e.g., 9 → IX…