Scispace - is an AI-powered research platform and browser extension designed to help academics, researchers, and students discover, read, understand, and write scientific literature more efficiently. It is considered a comprehensive, end-to-end workspace that provides tools for navigating research, reducing the time spent on literature reviews from hours to minutes.
 
Connected papers - is a visual discovery tool that helps researchers and students find academic papers, map literature, and build bibliographies by creating graphs of related, or "connected," academic papers. It maps fields of study by clustering papers based on similarity—not just direct citations—using semantic analysis.
 
Perplexity - is an AI-powered research platform and browser extension designed to help academics, researchers, and students discover, read, understand, and write scientific literature more efficiently. It is considered a comprehensive, end-to-end workspace that provides tools for navigating research, reducing the time spent on literature reviews from hours to minutes.
 
Quillbot - is an AI-powered online writing assistant and paraphrasing tool designed to help users rephrase, rewrite, and enhance sentences, paragraphs, or entire articles. It is commonly used to improve the flow of writing, change the tone, shorten or expand text, and avoid plagiarism by generating original phrasing while keeping the original meaning intact.
 
Scribbr - is a popular online academic support platform providing tools to help students and researchers improve their writing, including AI-powered citation generators, a plagiarism checker, AI proofreader, grammar checker, and a paraphrasing tool. It also offers human editing services for thesis and dissertation polishing, alongside a free educational knowledge base.