{"id":19681232,"url":"https://github.com/marfullsen/rot13-transcoder","last_synced_at":"2025-10-16T01:50:07.224Z","repository":{"id":139327114,"uuid":"346634072","full_name":"Marfullsen/rot13-transcoder","owner":"Marfullsen","description":"Website to translate the Caesar's cipher (rotation system).","archived":false,"fork":false,"pushed_at":"2021-04-12T02:30:03.000Z","size":1117,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"master","last_synced_at":"2025-01-10T05:36:30.081Z","etag":null,"topics":["caesar-cipher","encryption","foundation"],"latest_commit_sha":null,"homepage":"https://marfullsen.github.io/rot13-transcoder/","language":"CSS","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/Marfullsen.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2021-03-11T08:41:24.000Z","updated_at":"2021-04-17T22:11:12.000Z","dependencies_parsed_at":null,"dependency_job_id":"b4ae2c95-e715-406c-b5bb-0a581eeed005","html_url":"https://github.com/Marfullsen/rot13-transcoder","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Marfullsen%2Frot13-transcoder","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Marfullsen%2Frot13-transcoder/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Marfullsen%2Frot13-transcoder/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Marfullsen%2Frot13-transcoder/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/Marfullsen","download_url":"https://codeload.github.com/Marfullsen/rot13-transcoder/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":240990742,"owners_count":19889931,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["caesar-cipher","encryption","foundation"],"created_at":"2024-11-11T18:07:17.471Z","updated_at":"2025-10-16T01:50:07.126Z","avatar_url":"https://github.com/Marfullsen.png","language":"CSS","readme":"# Rot13 Transcoder\n[![Foundation version](https://img.shields.io/badge/Foundation-6.6.3-blue.svg)](https://get.foundation/)\n[![JS](https://img.shields.io/badge/Vanilla-JavaScript-yellow.svg)](https://www.javascript.com/)\n[![Github.io](https://img.shields.io/badge/GitHub%20Pages-Rot13%20transcoder-green.svg)](https://Marfullsen.github.io/rot13-transcoder/)\n\n[![Screenshot](./screenshot_rot13_index.png)](https://Marfullsen.github.io/rot13-transcoder/)\n---\n\n## Description\n\n[Site](https://Marfullsen.github.io/rot13-transcoder/) for encrypting and decrypting ciphertext with [rot13](https://en.wikipedia.org/wiki/ROT13).\n\n---\n\n## History\n\nROT13 is a special case of the encryption algorithm known as a Caesar cipher, used by Julius Caesar in the 1st century BC\n\n---\n\n## How it works\n\nThe cipher consists of replacing each letter of the alphabet with the letter that is thirteen positions ahead, thus, each letter would be as follows:\n\n| Input | ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz |\n| --- | --- |\n| Output | NOPQRSTUVWXYZABCDEFGHIJKLMnopqrstuvwxyzabcdefghijklm |\n\nAn example of the use of encryption would be:\n\n__The Quick Brown Fox Jumps Over The Lazy Dog.__\n\n\u003e_Gur Dhvpx Oebja Sbk Whzcf Bire Gur Ynml Qbt._\n\n---\n\n## Usage when download the repo.\n1. Install `git`.\n2. Clone, enter the directory and open directly with any browser.\n*Things like Live Server are optional.\n``` \ngit clone https://github.com/Marfullsen/rot13-transcoder.git\ncd rot13-transcoder\n```\n3. Enjoy!\n\n---\n\n## The encode/decode code\n\n[![Screenshot](./TheZenOfMarfullsen.png)](https://Marfullsen.github.io/rot13-transcoder/)\n\n```\nlet d = {};\n\nfunction chr(numero){\n  return String.fromCharCode(numero);\n}\n\nfor (const c of [65, 97]) {\n  for (var i=0; i\u003c26; i++) {\n    d[chr(i+c)] = chr((i+13) % 26 + c)\n  }  \n}\n\nfunction transcode(msg) {\n    resp = ''\n    for (letter of msg){\n        resp += d[letter]? d[letter] : ' ';\n    }\n    return resp;\n}\n\nconsole.log(d)\nconsole.log(transcode('The Zen Of Marfullsen'))\n```\n\n\n## Visit the page:\n[Marfullsen.github.io/rot13-transcoder](https://Marfullsen.github.io/rot13-transcoder/)\n\n---\n\n## Credit\nThis website is inspired by [\"The Zen of Python\"](https://www.python.org/dev/peps/pep-0020/).\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmarfullsen%2Frot13-transcoder","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmarfullsen%2Frot13-transcoder","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmarfullsen%2Frot13-transcoder/lists"}