# AI tools for “Open knowledge” 400 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 | [Dify](https://openaitools.app/tool/dify-ai) | 819,691 | -15% | Freemium | Build, deploy, and govern production-ready agentic AI workflows | keywords 100%; semantic match | [.md](https://openaitools.app/tool/dify-ai.md) | | 2 | [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 | keywords 100%; semantic match | [.md](https://openaitools.app/tool/llamaindex.md) | | 3 | [Agno](https://openaitools.app/tool/agno) | 140,302 | -3.3% | Contact for Pricing, Free | Self-driving agent platform you run in your own cloud | keywords 100%; semantic match | [.md](https://openaitools.app/tool/agno.md) | | 4 | [Sim AI](https://openaitools.app/tool/sim-ai) | 140,953 | +20.6% | Freemium, Paid (per user/month), and Enterprise with custom pricing; self-hosting free under Apache 2.0 | Open-source workspace to build, deploy and govern AI agents | keywords 100%; semantic match | [.md](https://openaitools.app/tool/sim-ai.md) | | 5 | [CalcForge](https://openaitools.app/tool/calcforge) | 31,360 | -4.8% | Free, Paid | Open-source engineering calculators for civil and structural design | keywords 100%; semantic match | [.md](https://openaitools.app/tool/calcforge.md) | | 6 | [Gemma Open Models by Google](https://openaitools.app/tool/gemma-open-models-by-google) | 4,900,914 | -13.5% | Freemium, Paid | Google's family of lightweight, open-weight AI models | semantic match | [.md](https://openaitools.app/tool/gemma-open-models-by-google.md) | | 7 | [Zread](https://openaitools.app/tool/zread) | 143,435 | -18.4% | freemium | Turn any GitHub repository into a readable AI wiki | keywords 100%; semantic match | [.md](https://openaitools.app/tool/zread.md) | | 8 | [Semantic Scholar](https://openaitools.app/tool/semantic-scholar) | 8,198,672 | +5.8% | Free | A free, AI-powered academic search engine for 240M+ papers across every scientific field | semantic match | [.md](https://openaitools.app/tool/semantic-scholar.md) | | 9 | [OpenAssistantGPT](https://openaitools.app/tool/openassistantgpt) | 13,468 | +10.3% | Freemium, Paid, Contact for Pricing | Open-source platform for building no-code RAG AI chatbots | keywords 100%; semantic match | [.md](https://openaitools.app/tool/openassistantgpt.md) | | 10 | [OpenRouter](https://openaitools.app/tool/openrouter-ai) | 19,941,437 | -6.2% | Paid | One API key for hundreds of AI models from every major provider | semantic match | [.md](https://openaitools.app/tool/openrouter-ai.md) | | 11 | [BigModel](https://openaitools.app/tool/bigmodel) | 5,700,686 | -17% | Freemium | Zhipu AI's open platform for GLM large models, multimodal APIs, and agent building | keywords 100% | [.md](https://openaitools.app/tool/bigmodel.md) | | 12 | [DeepWiki by Cognition](https://openaitools.app/tool/deepwiki-by-congnition) | 879,539 | -3.1% | Free | AI-generated wikis and chat for any public GitHub repository | semantic match | [.md](https://openaitools.app/tool/deepwiki-by-congnition.md) | | 13 | [SkillsMP — Agent Skills Marketplace](https://openaitools.app/tool/agent-skills-marketplace) | 470,744 | -3.7% | Free | Search and study millions of public SKILL.md agent skills | semantic match | [.md](https://openaitools.app/tool/agent-skills-marketplace.md) | | 14 | [Unsloth AI](https://openaitools.app/tool/unsloth-ai) | 887,457 | -17.6% | Free | Open-source, memory-efficient fine-tuning and local model running | keywords 100% | [.md](https://openaitools.app/tool/unsloth-ai.md) | | 15 | [AskNews](https://openaitools.app/tool/asknews) | 11,607 | +97.3% | Freemium, Paid, Contact for Pricing | Licensed news infrastructure and a real-time News API built for AI | keywords 100%; semantic match | [.md](https://openaitools.app/tool/asknews.md) | | 16 | [Treg](https://openaitools.app/tool/treg) | 452,935 | +223.4% | Freemium | One key for 4,100+ agent tools, pay per call | semantic match | [.md](https://openaitools.app/tool/treg.md) | | 17 | [fast.ai](https://openaitools.app/tool/fast-ai) | 250,720 | -10.4% | Free | Free practical deep learning courses, research and open-source libraries | semantic match | [.md](https://openaitools.app/tool/fast-ai.md) | | 18 | [Open Data Science (ODS.ai)](https://openaitools.app/tool/ods-ai) | 159,630 | +15.9% | Free | Community hub for data science, machine learning and AI practitioners | semantic match | [.md](https://openaitools.app/tool/ods-ai.md) | | 19 | [Pinecone](https://openaitools.app/tool/pinecone) | 286,732 | -31% | Freemium, Paid, Contact for Pricing | The managed vector database and knowledge engine for production AI | keywords 51%; semantic match | [.md](https://openaitools.app/tool/pinecone.md) | | 20 | [Meilisearch](https://openaitools.app/tool/meilisearch) | 119,713 | -21.5% | Free Trial, Contact for Pricing | Lightning-fast search engine you can self-host or run in the cloud | semantic match | [.md](https://openaitools.app/tool/meilisearch.md) | | 21 | [ChatterMate](https://openaitools.app/tool/chattermate-the-open-source-ai-chatbot) | 1,929 | -32.6% | Freemium | Open-source AI customer support where an AI agent answers, acts in your app, and hands off to humans | keywords 100%; semantic match | [.md](https://openaitools.app/tool/chattermate-the-open-source-ai-chatbot.md) | | 22 | [Jan](https://openaitools.app/tool/jan) | 291,894 | -9.6% | Free | Open-source desktop AI that runs models locally on your own machine | semantic match | [.md](https://openaitools.app/tool/jan.md) | | 23 | [Models.dev](https://openaitools.app/tool/models-dev) | 200,451 | -3.9% | Free | Open-source database of AI models, prices and capabilities | semantic match | [.md](https://openaitools.app/tool/models-dev.md) | | 24 | [Polygres](https://openaitools.app/tool/polygres) | 4,018 | -52.3% | Freemium | Graph, vector and text retrieval for AI agents on your Postgres | keywords 100%; semantic match | [.md](https://openaitools.app/tool/polygres.md) | Page 1 of 17 · [Next page →](https://openaitools.app/index.md?q=Open+knowledge&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=Open%20knowledge More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)