Scribbr offers proofreading and editing services for students and academics. They provide feedback on grammar, style, and clarity, ensuring documents are error-free and meet academic standards. Scribbr also offers plagiarism checks and citation assistance, targeting students and researchers.

Academia.edu is a social networking platform for academics. It allows researchers to share their papers, track citations, and connect with other scholars, targeting academics and researchers seeking to disseminate their work.

Grammarly is an AI-powered writing assistant that helps users improve their grammar, spelling, and style. It provides real-time feedback and suggestions to enhance writing clarity and effectiveness. While not a direct competitor, it shares Claude's goal of improving written communication.

ResearchGate is a social networking site for scientists and researchers. It allows users to share publications, ask and answer questions, and collaborate with colleagues, targeting academics and researchers across various disciplines.

Mendeley is a reference management software that helps researchers organize, cite, and share research papers. It provides tools for managing citations, collaborating with colleagues, and discovering new research, targeting academics and researchers.

Zotero is a free, open-source reference management tool that helps researchers collect, organize, cite, and share research. It integrates with web browsers and word processors, targeting students and researchers.

Course Hero is an online learning platform that provides access to course-specific study resources contributed by students and educators. It offers practice problems, study guides, and class notes to help students succeed in their courses, targeting college and university students.

Typeset (formerly SciSpace) helps researchers discover, write, and format research papers. It offers tools for literature review, citation management, and journal formatting, targeting academics and researchers.

Dissertation-comments.somee.com appears to be a platform designed for students to receive feedback on their dissertations. Users can upload their work and receive comments and suggestions from peers or experts. It aims to improve the quality of academic writing through collaborative review and constructive criticism, targeting students and researchers seeking dissertation assistance.

ProWritingAid is a comprehensive writing editor and grammar checker that offers in-depth analysis of writing style, grammar, and readability. It provides detailed reports and suggestions to improve clarity, eliminate errors, and enhance overall writing quality, targeting authors, bloggers, and professional writers.

Overleaf is a collaborative LaTeX editor used for writing scientific papers, theses, and reports. It provides real-time collaboration and version control, targeting academics and researchers who use LaTeX for document preparation.

StudySoup is a platform where students can buy and sell study materials, including notes, study guides, and practice exams. It allows students to earn money by sharing their notes and access resources created by other students, targeting college students seeking supplemental learning materials.

Connected Papers is a tool that helps researchers visually explore the relationships between academic papers. It generates a graph of related papers based on citations and references, targeting researchers conducting literature reviews.

Citation Machine is a tool that helps students and researchers create accurate citations in various styles, including MLA, APA, and Chicago. It automates the citation process, ensuring proper formatting and attribution of sources, targeting students and academics writing research papers and dissertations.

Bartleby provides online tutoring, homework help, and textbook solutions for students. It offers expert assistance with a wide range of subjects, helping students understand concepts and complete assignments, targeting high school and college students seeking academic support.

GradeSaver offers literature guides, essay editing, and college application assistance. It provides summaries, analyses, and critical essays on classic and contemporary literature, targeting students and educators seeking literary resources and writing support.

Khan Academy provides free educational resources, including video lessons and practice exercises, covering a wide range of subjects. It aims to provide accessible education to anyone, anywhere, targeting students of all ages and backgrounds seeking to learn new skills and knowledge.

Udemy is an online learning platform offering a vast library of courses taught by expert instructors. It provides opportunities for individuals to learn new skills, advance their careers, and pursue their passions, targeting lifelong learners and professionals seeking to upskill.

edX is a non-profit online learning platform founded by Harvard and MIT, offering courses, programs, and degrees from top universities worldwide. It aims to expand access to education and improve learning outcomes, targeting students and professionals seeking to enhance their skills.

FutureLearn offers online courses from universities and cultural institutions. It focuses on social learning, encouraging interaction and discussion among learners, targeting individuals seeking to expand their knowledge and connect with others.

LinkedIn Learning provides online courses and video tutorials covering business, technology, and creative skills. It helps professionals develop in-demand skills and advance their careers, targeting individuals seeking to improve their professional expertise.

Skillshare is an online learning community offering courses in creative skills, such as design, photography, and writing. It provides a platform for individuals to learn from experts and share their own skills, targeting creative professionals and hobbyists.

Udacity offers online Nanodegree programs focused on technology and data science. It provides industry-relevant skills and career support, targeting individuals seeking to advance their careers in the tech industry.

Pluralsight is a technology skills platform offering courses and assessments for software development, IT operations, and data science. It helps professionals stay up-to-date with the latest technologies, targeting IT professionals and software developers.

Editage provides editing, translation, and publication support services for researchers and academics. They help authors improve the clarity, accuracy, and impact of their research papers, targeting researchers seeking to publish in international journals.

Quetext is a plagiarism detection tool that helps educators and students check for originality in written work. It compares text against a vast database of sources, highlighting potential instances of plagiarism, targeting educators and students.

Turnitin is a plagiarism detection and feedback tool used by educators to assess student work. It checks for originality and provides feedback on writing quality, targeting educators and institutions.

PaperRater is a free online proofreading tool that analyzes grammar, spelling, and style. It provides automated feedback on writing quality, targeting students and writers seeking to improve their work.

LanguageTool is an open-source grammar, style, and spell checker. It supports multiple languages and integrates with various applications, targeting writers and editors seeking to improve their writing.