--- title: "online-ml-university vs Prompt-Engineering-Guide" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/azminewasi-online-ml-university-vs-dair-ai-prompt-engineering-guide" tools: ["azminewasi-online-ml-university", "dair-ai-prompt-engineering-guide"] --- # online-ml-university vs Prompt-Engineering-Guide *GraphCanon updated Jul 11, 2026* ## Verdict Pick online-ml-university when license: online-ml-university is LGPL-2.1, Prompt-Engineering-Guide is MIT; pick Prompt-Engineering-Guide when license: Prompt-Engineering-Guide is MIT, online-ml-university is LGPL-2.1. [online-ml-university](https://github.com/azminewasi/online-ml-university) reports 222 GitHub stars, 51 forks, and 0 open issues, last pushed Apr 15, 2024. [Prompt-Engineering-Guide](https://www.promptingguide.ai/) has 76k stars, 8.4k forks, and 274 open issues, last pushed Mar 11, 2026. Figures are from public GitHub metadata via [online-ml-university's repository](https://github.com/azminewasi/online-ml-university) and [Prompt-Engineering-Guide's repository](https://github.com/dair-ai/Prompt-Engineering-Guide). | | [online-ml-university](/tools/azminewasi-online-ml-university.md) | [Prompt-Engineering-Guide](/tools/dair-ai-prompt-engineering-guide.md) | | --- | --- | --- | | Tagline | A curated list of FREE courses available online from top universities of the world on CS-DS-ML! | Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents | | Stars | 222 | 76,349 | | Forks | 51 | 8,361 | | Open issues | 0 | 274 | | Language | - | MDX | | Adopt for | - | Decision-critical facts for Prompt-Engineering-Guide | | Persona | - | - | | Runtime | - | - | | License | LGPL-2.1 | MIT | | Categories | AI Agents, LLM Frameworks, Speech & Audio | AI Agents, LLM Frameworks | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [online-ml-university](/tools/azminewasi-online-ml-university.md) | [Prompt-Engineering-Guide](/tools/dair-ai-prompt-engineering-guide.md) | | --- | --- | --- | | Maintenance | Dormant (18%) | Slowing (36%) | | Days since push | 816d | 121d | | Open issues (now) | 0 | 274 | | Owner type | User | Organization | | Security scan | No lockfile | No criticals | | Full report | [trust report](/tools/azminewasi-online-ml-university/trust.md) | [trust report](/tools/dair-ai-prompt-engineering-guide/trust.md) | ## Decision facts: Prompt-Engineering-Guide - **Adopt for:** Decision-critical facts for Prompt-Engineering-Guide ## Choose when ### Choose online-ml-university if… - License: online-ml-university is LGPL-2.1, Prompt-Engineering-Guide is MIT. - Tags unique to online-ml-university: data-science, computer-science, cmu, ai. - Also covers Speech & Audio. ### Choose Prompt-Engineering-Guide if… - License: Prompt-Engineering-Guide is MIT, online-ml-university is LGPL-2.1. - Tags unique to Prompt-Engineering-Guide: llms, agents, generative-ai, chatgpt. - When you seek comprehensive documentation and educational materials specifically focused on the nuance of prompt engineering techniques. ## When NOT to use online-ml-university - Last GitHub push was 817 days ago (dormant maintenance, Apr 15, 2024). Validate activity before betting a new project on online-ml-university. - AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism. - LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. ## When NOT to use Prompt-Engineering-Guide - Avoid using if your focus is entirely on deep-learning frameworks without a need for detailed instructions or examples related to prompt crafting. - Not suitable when you require tools that go beyond guiding materials, such as custom prompts or direct software plugins provided by competitors focused more on practical implementation over learning. ## Common questions ### What is the difference between online-ml-university and Prompt-Engineering-Guide? online-ml-university: A curated list of FREE courses available online from top universities of the world on CS-DS-ML!. Prompt-Engineering-Guide: Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents. See the comparison table for live GitHub stats and shared categories. ### When should I choose online-ml-university over Prompt-Engineering-Guide? Choose online-ml-university over Prompt-Engineering-Guide when License: online-ml-university is LGPL-2.1, Prompt-Engineering-Guide is MIT; Tags unique to online-ml-university: data-science, computer-science, cmu, ai; Also covers Speech & Audio. ### When should I choose Prompt-Engineering-Guide over online-ml-university? Choose Prompt-Engineering-Guide over online-ml-university when License: Prompt-Engineering-Guide is MIT, online-ml-university is LGPL-2.1; Tags unique to Prompt-Engineering-Guide: llms, agents, generative-ai, chatgpt; When you seek comprehensive documentation and educational materials specifically focused on the nuance of prompt engineering techniques. ### When should I avoid online-ml-university? Last GitHub push was 817 days ago (dormant maintenance, Apr 15, 2024). Validate activity before betting a new project on online-ml-university. AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism. LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. ### When should I avoid Prompt-Engineering-Guide? Avoid using if your focus is entirely on deep-learning frameworks without a need for detailed instructions or examples related to prompt crafting. Not suitable when you require tools that go beyond guiding materials, such as custom prompts or direct software plugins provided by competitors focused more on practical implementation over learning. ### Is online-ml-university or Prompt-Engineering-Guide more popular on GitHub? Prompt-Engineering-Guide has more GitHub stars (76,349 vs 222). Stars measure visibility, not whether either tool fits your constraints. ### Are online-ml-university and Prompt-Engineering-Guide open source? Yes - both are open-source projects on GitHub (online-ml-university: LGPL-2.1, Prompt-Engineering-Guide: MIT). ### Where can I find alternatives to online-ml-university or Prompt-Engineering-Guide? GraphCanon lists graph-backed alternatives at [online-ml-university alternatives](/tools/azminewasi-online-ml-university/alternatives) and [Prompt-Engineering-Guide alternatives](/tools/dair-ai-prompt-engineering-guide/alternatives) ([online-ml-university markdown twin](/tools/azminewasi-online-ml-university/alternatives.md), [Prompt-Engineering-Guide markdown twin](/tools/dair-ai-prompt-engineering-guide/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/azminewasi-online-ml-university-vs-dair-ai-prompt-engineering-guide.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, online-ml-university or Prompt-Engineering-Guide? online-ml-university: Dormant. Prompt-Engineering-Guide: Slowing. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for online-ml-university and Prompt-Engineering-Guide? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [online-ml-university trust report](/tools/azminewasi-online-ml-university/trust); [Prompt-Engineering-Guide trust report](/tools/dair-ai-prompt-engineering-guide/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=azminewasi-online-ml-university`](/api/graphcanon/graph?tool=azminewasi-online-ml-university) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_