Writing & Content AI tools

Subtxt is an AI-assisted story-development application based on the Dramatica theory of narrative. It helps writers organize story structure, explore characters and themes, and develop narratives through guided tools and an AI chatbot.

Grammarly Authorship is an education-focused writing provenance feature that tracks how text is created, including typed, pasted, AI-generated, and AI-edited content, then produces a report for review.

Kafkai is an AI-assisted content-writing platform for creating search-oriented articles from topics, keywords, and configurable inputs. Its current website presents workflows for planning and producing SEO content.

NeuralText is an AI-assisted content marketing platform for keyword discovery, search-engine results analysis, content briefs, and long-form drafting. It combines SEO research and writing workflows in a web application.

Outranking is an AI-assisted SEO content platform for researching topics, creating briefs and first drafts, optimizing pages, and managing content workflows using search-result and on-page analysis.

ContentBot.ai is an AI writing platform for creating and automating marketing content. Its tools include long-form writing, imports, workflows, and content generation for formats such as blog posts and landing-page copy.

Copymatic is an AI-assisted writing platform for generating and rewriting marketing copy, blog posts, product descriptions, social media content, and images through templates and a chat interface.

LongShot AI is an AI-assisted content writing platform focused on researching, drafting, optimizing, and checking long-form articles. Its features include factual-content workflows, SEO tooling, templates, and team collaboration.

INK is an AI-assisted writing and SEO platform for drafting, optimizing, and editing online content. Its tools include content generation, SEO scoring, keyword-oriented optimization, and safeguards focused on content performance.

OthersideAI was the company behind HyperWrite, an AI writing assistant that generates and rewrites text, offers suggestions, and includes a personal assistant for browser-based tasks.

Campfire Writing is a web-based writing and story-planning platform for novelists and other storytellers. It combines manuscript drafting with tools for characters, timelines, maps, relationships, research, and worldbuilding.

Dabble is cloud-based novel-writing software for drafting, organizing plots and story notes, setting goals, and tracking manuscript progress. It includes Story Notes and an AI-assisted feature called Story Craft.

Type.ai is an AI-assisted document editor for drafting, rewriting, and refining long-form content. It combines a writing workspace with generative editing tools and supports importing or exporting common document formats.

Squibler is an online writing platform for books, novels, screenplays, and other long-form projects. It combines drafting, outlining, project management, templates, collaboration, and AI-assisted text generation.

Novelcrafter is an online novel-writing workspace with planning, drafting, reference-management and AI-assisted writing features. It can connect to external language-model providers through user-supplied API credentials.

NEURONwriter is a web-based content optimization platform that analyzes search results and uses NLP and generative AI to help users plan, draft, score, and improve articles for search relevance.

LanguageTool is a multilingual spelling, grammar, punctuation, and style checker available through a web editor, browser extensions, office integrations, desktop apps, and an API. It offers free and paid plans.

Article Forge is a web-based AI writing service that generates long-form articles from keywords and configurable instructions. It is aimed at producing drafts for blogs and search-oriented content.

Byword is an AI writing platform for generating SEO-focused articles at scale. It supports keyword or title inputs, batch article creation, custom writing styles, internal linking, images, and publishing integrations.

Lightkey is an AI-assisted writing application for Windows that predicts words and phrases as users type. It works in Microsoft Office and other desktop applications and includes spelling, grammar, and style assistance.

AI-assisted academic writing software that provides language feedback, paraphrasing, title and abstract generation, and manuscript checks using models trained on scholarly text.

Paperpal is an AI-assisted academic writing and editing product from Cactus Communications. It helps researchers revise language, check manuscripts, generate or rewrite text, manage citations, and prepare scholarly work.

AI writing assistant for customer-facing teams. It provides grammar and style suggestions, autocomplete, snippets, and quality analytics through browser extensions, web apps, and business integrations.

Ginger is a writing-assistance product offering grammar and spelling correction, sentence rephrasing, translation, definitions, and related language tools through web, desktop, and mobile apps.

Trinka AI is an AI-assisted grammar checker and writing editor designed for academic, technical, and professional documents. It offers language corrections, style suggestions, plagiarism checks, citation tools, and document editing.

Wordvice AI is a browser-based writing assistant from Wordvice that offers proofreading, paraphrasing, translation, summarization, and plagiarism-checking tools, with an emphasis on academic and professional English writing.

ProWritingAid is a writing assistant that checks grammar, spelling, style, readability, and repeated wording. It offers editing reports, rewriting features, and integrations for browsers and writing applications.

HyperWrite is an AI writing and productivity assistant from OthersideAI. It offers text generation, rewriting, document assistance, personalized suggestions, and an experimental browser agent called Personal Assistant.

KoalaWriter is an AI-assisted writing tool from Koala AI for creating long-form, search-oriented articles. It combines outline and draft generation with web-informed research, internal linking, and publishing integrations.

Writer is an enterprise generative AI platform for creating, editing, governing, and automating business content. It combines proprietary Palmyra language models with knowledge retrieval, agents, style controls, and administrative tools.

GrowthBar is an AI-assisted SEO writing and content optimization platform for researching keywords, generating long-form drafts, creating content outlines, and applying on-page recommendations in a web editor.

Writecream is an AI writing and content-generation platform for creating marketing copy, blog posts, social media content, emails, images, and voiceovers, with tools for personalized outreach and multilingual output.

Simplified is an AI-assisted content creation platform that combines writing, graphic design, video editing, social media publishing, and team collaboration tools in a single web application.

AI-Writer is a web-based writing platform that generates article drafts from a headline or topic. It emphasizes source-backed output, citations, text rewriting, and SEO-oriented content creation.

Hypotenuse AI is an AI writing and content platform for ecommerce and marketing teams. It generates product descriptions, articles, social copy and product imagery, with workflows for catalog enrichment and brand-consistent content.

MarketMuse is an AI-assisted content planning and optimization platform that analyzes topics, identifies content gaps, builds briefs, and helps editorial teams prioritize and improve search-focused content.

Surfer is a cloud-based SEO content platform for researching, writing, auditing, and optimizing webpages. It analyzes search results and provides content recommendations, scoring, keyword guidance, and AI-assisted drafting tools.

Clearscope is a content optimization platform for researching search topics, creating content briefs, and grading drafts for relevance. It uses search-result and natural-language analysis to recommend terms and improve SEO workflows.

Scalenut is an AI-assisted SEO and content marketing platform for keyword planning, research, article creation, optimization, and content auditing. It combines workflow tools with search-focused recommendations for marketers and agencies.

Anyword is an AI writing and marketing platform for generating and optimizing copy across ads, websites, email, social media, and other channels. It includes predictive performance scoring and brand-governance features.

Gling is an AI-assisted video editor for YouTube creators. It analyzes recorded footage, removes silences and unwanted takes, and provides text-based editing, captions, reframing, and export options for common editing workflows.

AI content assistant by Pepper Content for generating marketing and blog content.

AI-powered copywriting tool for generating marketing copy, emails, and social media posts.

AI writer that generates SEO-optimized content, landing pages, and product descriptions.

AI writing assistant for marketing teams that generates blog posts, social media content, and ad copy.

AI writing assistant that checks grammar, spelling, tone, and clarity across platforms.

AI writing tool designed specifically for fiction writers and creative storytelling.

AI storytelling tool for generating fiction, with image generation capabilities.

Writing tool that highlights complex sentences and suggests simpler alternatives.

AI writing companion that rephrases and rewrites sentences to improve clarity.

DeepStory was an AI-assisted screenwriting and story-generation product that let users collaborate with generated dialogue and scenes. Its former homepage is unavailable, and its present operating status could not be firmly verified.

Ellipsis AI was an AI writing product associated with the ellipsis-ai.com domain. Publicly verifiable information about its exact features, launch history, ownership, and present availability is limited.

DeepGrammar was a grammar-checking and writing-assistance product associated with a website at deepgrammar.com. Publicly verifiable information about its ownership, launch history, and present availability is limited.

Perfect Tense was an AI-assisted writing platform and API that analyzed spelling, grammar, punctuation, and word choice in text. It was offered to developers and businesses for embedding writing correction into applications.

Outwrite is an AI-assisted writing and proofreading tool that checks spelling, grammar, style, and readability. It also offers paraphrasing and writing suggestions through its web editor and browser integrations.

Slick Write is a browser-based writing analysis and proofreading tool. It checks text for grammar and style issues and provides statistics, sentence-flow views, word-frequency data, and related reports.

Craftly.AI is an AI writing platform for generating and revising marketing copy and other business content. Its website presents templates and workflow tools intended for individuals and teams producing written content.

Topic was an AI-assisted content research and optimization platform for producing SEO briefs and articles. It analyzed search results to suggest topics, headings, and questions for content teams and agencies.

AI-assisted long-form content platform for researching, drafting, optimizing, and managing SEO articles. It was launched by entrepreneur Justin McGill and later became part of BrandWell after a 2024 rebrand.

Copysmith was an AI content-generation platform for marketing and e-commerce teams, offering product-description and campaign-copy workflows. Describely, its e-commerce product-content business, was acquired by Copysmith’s CEO in 2025.

ShortlyAI is an AI-assisted writing editor designed to expand prompts, rewrite passages, and help users continue long-form prose. It became part of Conversion.ai, later renamed Jasper, in 2021.

Headlime was an AI-assisted copywriting product for generating marketing copy, including landing-page text, headlines, and other content. Conversion.ai acquired it in 2021 and later incorporated its capabilities into the product now called Jasper.

Frase is an AI-assisted content workflow and SEO platform for researching search results, creating content briefs, drafting articles, and optimizing pages against topics found in competing content.

AI writing assistant offering affordable content generation for bloggers and small businesses.

AI paraphrasing and writing tool that helps rewrite and improve text.