# AI tools for “Document engineering” 393 matching tools; showing 24, ranked by relevance. Filters: `group=coding-development` | # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [Workik](https://openaitools.app/tool/workik) | 167,268 | -26.3% | Freemium | Context-aware AI that plans, codes, tests, and documents across your engineering workflows | keywords 100%; semantic match | [.md](https://openaitools.app/tool/workik.md) | | 2 | [Claude](https://openaitools.app/tool/claude-2) | 1,253,439,413 | +23.8% | Freemium | Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing. | keywords 60% | [.md](https://openaitools.app/tool/claude-2.md) | | 3 | [ChatGPT](https://openaitools.app/tool/chatgpt-4) | 6,048,022,723 | +2.2% | Freemium | OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research. | keywords 60% | [.md](https://openaitools.app/tool/chatgpt-4.md) | | 4 | [Lettria](https://openaitools.app/tool/lettria) | 5,327 | -12.8% | Contact for Pricing | Graph context layer that turns unstructured enterprise knowledge into traceable AI answers | keywords 100%; semantic match | [.md](https://openaitools.app/tool/lettria.md) | | 5 | [Google AI Studio](https://openaitools.app/tool/google-ai-studio) | 112,620,020 | +2% | Freemium | Google's rapid prototyping IDE and developer API workbench for building multimodal applications with Gemini models. | keywords 60% | [.md](https://openaitools.app/tool/google-ai-studio.md) | | 6 | [FormX.ai](https://openaitools.app/tool/formx-ai) | 40,884 | +14.4% | Free Trial, Paid, Contact for Pricing | AI-powered data extraction from invoices, IDs, receipts and any business document | keywords 100%; semantic match | [.md](https://openaitools.app/tool/formx-ai.md) | | 7 | [LlamaIndex](https://openaitools.app/tool/llamaindex) | 387,910 | +19.9% | Freemium, Contact for Pricing | Turn any document into AI-ready context with agentic parsing and extraction | semantic match | [.md](https://openaitools.app/tool/llamaindex.md) | | 8 | [FormWise](https://openaitools.app/tool/formwise) | 11,850 | +129.9% | Free Trial, Paid, Contact for Pricing | Turn what your business knows into branded, governed AI assets | keywords 100%; semantic match | [.md](https://openaitools.app/tool/formwise.md) | | 9 | [PDF.ai](https://openaitools.app/tool/pdf-ai) | 387,819 | -5.5% | Freemium, Free Trial | Chat with any PDF and get cited answers instantly | semantic match | [.md](https://openaitools.app/tool/pdf-ai.md) | | 10 | [Vellum](https://openaitools.app/tool/vellum) | 331,901 | -20.8% | Freemium, Paid | A private, memory-powered AI assistant you own and customize | keywords 100% | [.md](https://openaitools.app/tool/vellum.md) | | 11 | [Reducto](https://openaitools.app/tool/reducto) | 92,112 | +0.9% | Freemium | Agentic document platform that turns messy PDFs into LLM-ready structured data | semantic match | [.md](https://openaitools.app/tool/reducto.md) | | 12 | [Tiptap](https://openaitools.app/tool/tiptap-editor-3-0-beta) | 158,951 | -18% | Freemium | Headless rich text editor and document infrastructure for modern apps | semantic match | [.md](https://openaitools.app/tool/tiptap-editor-3-0-beta.md) | | 13 | [Doc2X](https://openaitools.app/tool/doc2x) | 69,306 | +20.8% | Free Trial, Paid | Turn any PDF into editable, translatable, searchable knowledge | semantic match | [.md](https://openaitools.app/tool/doc2x.md) | | 14 | [Datalab](https://openaitools.app/tool/datalab-to) | 73,396 | +66% | Freemium, Contact for Pricing | High-precision document parsing and structured extraction API | semantic match | [.md](https://openaitools.app/tool/datalab-to.md) | | 15 | [GitBook](https://openaitools.app/tool/the-new-gitbook) | 557,489 | -4.6% | Freemium | The documentation platform that keeps docs accurate for people and AI | semantic match | [.md](https://openaitools.app/tool/the-new-gitbook.md) | | 16 | [Mathpix](https://openaitools.app/tool/mathpix) | 257,060 | -6.9% | Freemium, Paid, Contact for Pricing | AI document conversion for math, chemistry, tables and full PDFs | semantic match | [.md](https://openaitools.app/tool/mathpix.md) | | 17 | [Monkt](https://openaitools.app/tool/monkt) | 51,826 | +47.4% | Paid | Turn any document into AI-ready Markdown or structured JSON | semantic match | [.md](https://openaitools.app/tool/monkt.md) | | 18 | [Nanonets](https://openaitools.app/tool/nanonets) | 221,826 | -10.6% | Free Trial, Paid, Contact for Pricing | AI agents that run document-heavy business processes end to end | semantic match | [.md](https://openaitools.app/tool/nanonets.md) | | 19 | [Recastia](https://openaitools.app/tool/recastia) | 137,539 | -17.5% | Freemium | One document, many AI-generated formats | semantic match | [.md](https://openaitools.app/tool/recastia.md) | | 20 | [Mintlify](https://openaitools.app/tool/mintlify) | 248,197 | -22.9% | Freemium, Free Trial, Paid, Contact for Pricing | The intelligent documentation platform that keeps itself up to date | semantic match | [.md](https://openaitools.app/tool/mintlify.md) | | 21 | [Outlier AI](https://openaitools.app/tool/outlier-ai) | 10,372,036 | +7.6% | Paid | Get paid to train the next generation of AI models | keywords 60% | [.md](https://openaitools.app/tool/outlier-ai.md) | | 22 | [Upstage](https://openaitools.app/tool/upstage-ai) | 140,314 | -11.8% | Paid, Contact for Pricing | Enterprise LLMs and document AI that turn unstructured work into data | semantic match | [.md](https://openaitools.app/tool/upstage-ai.md) | | 23 | [DataCamp](https://openaitools.app/tool/datacamp-com) | 6,237,230 | -0.4% | Freemium | Interactive courses for data science, AI and analytics skills | keywords 60% | [.md](https://openaitools.app/tool/datacamp-com.md) | | 24 | [PDF.co](https://openaitools.app/tool/pdf-co) | 78,590 | -8.2% | Free Trial, Paid | REST API to convert, edit and extract data from PDFs | semantic match | [.md](https://openaitools.app/tool/pdf-co.md) | Page 1 of 17 · [Next page →](https://openaitools.app/index.md?q=Document+engineering&group=coding-development&page=2) For programmatic access use `https://openaitools.app/api/tools?q=…` or MCP `https://openaitools.app/api/mcp`. --- Source: https://openaitools.app/?q=Document%20engineering More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)