AI tool directory

Search, summarize and compare uploaded documents with source-linked answers. Humata adds team-oriented document access and page-based plans for ongoing knowledge work.

Ask questions about PDFs and other supported documents, then jump from an answer to the cited source. ChatPDF combines document reading, summaries and multi-file conversations in a browser workspace.

Rewrite passages with selectable modes, compare wording and keep important terms intact. QuillBot combines paraphrasing with grammar, summaries and citation tools for an editing workflow.

Track how a brand appears in AI answers, investigate cited sources and connect findings with content and site improvements. Writesonic now combines AI search monitoring with SEO and writing workflows.

Compare alternative English phrasing, adjust formality and summarize reading material. Wordtune is useful when you know what you mean but want a clearer way to express it.

Translate text and documents, manage terminology and refine writing. DeepL serves everyday translation as well as teams that need shared language rules and document workflows.

Check grammar, revise paragraphs and adjust tone while writing. Grammarly is useful for everyday messages and professional documents where clarity and consistent expression matter.

Turn repeatable go-to-market processes into AI workflows, from account research and content production to lead enrichment. Copy.ai combines chat, structured data and connected actions.

Create campaign assets with shared brand context, marketing agents and repeatable content workflows. Jasper suits teams that need consistent messaging across channels and multiple contributors.

An open-source research agent that gathers information and produces source-linked reports. GPT Researcher supports web and local-document workflows, configurable language models and deeper research paths for developers who want control over the process.

A free OCR inference toolkit for developers who need to turn images into text, bounding boxes and confidence scores. RapidOCR packages recognition models with several runtime options and can run locally inside document-processing applications.

An open-source academic workspace for paper reading, translation, polishing and code explanation. GPT Academic combines configurable model connections with task-specific plugins, including PDF and LaTeX workflows, instead of relying only on a blank chat box.