1
Also covers open source and prompt engineering · same kind of open-source project
Prompt Engineering Guide collects lessons, papers, notebooks, and resources on prompting, retrieval-augmented generation, and AI agents.
Alternatives
The Best Promptfoo Alternatives in 2026
24 alternatives0 free · 19 open source
Looking for something like Promptfoo? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 19 are open source.
promptfoo tests prompts, agents, and retrieval-augmented generation systems, with red teaming and vulnerability scanning.
Top picks at a glance
First suggestionPrompt Engineering GuidePrompt Engineering Guide collects lessons, papers…Another optionAI Dev ToolkitThis repository curates AI development resources, prompts…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Prompt Engineering Guide | — | Yes | — |
| 2 | AI Dev Toolkit | — | Yes | — |
| 3 | Generative Deep Art | — | Yes | — |
| 4 | Awesome Nano Banana Pro Prompts | — | Not stated | — |
| 5 | Llm | — | Yes | — |
| 6 | PromptEngineering | — | Not stated | — |
| 7 | Google Whitepaper | — | Not stated | Web |
| 8 | LearnPrompting | — | Not stated | Web |
| 9 | Claude Prompts | — | Not stated | Web |
| 10 | Awesome RAG Production | — | Yes | — |
All Promptfoo alternatives
2
Also covers open source and prompt engineering · same kind of open-source project
This repository curates AI development resources, prompts, frameworks, and configuration examples.
3
Also covers open source and prompt engineering · same kind of open-source project
A curated list of generative AI tools, projects, models, and references.
4
Awesome Nano Banana Pro Prompts
github.com/YouMind-OpenLab/awesome-nano-banana…Also covers prompt engineering · same kind of open-source project
This repository curates prompts for Google Gemini image generation, with previews and multiple language versions.
5
Also covers command line and open source · same kind of open-source project
Run the llm command-line tool to access and work with large language models from a terminal.
6
PromptEngineering
github.com/NirDiamant/Prompt_EngineeringAlso covers prompt engineering · same kind of open-source project
This repository teaches 22 prompt engineering techniques through Jupyter Notebook tutorials.
7
Google Whitepaper
kaggle.com/whitepaper-prompt-engineeringAlso covers prompt engineering
This Kaggle page covers prompt engineering and invites users to evaluate AI agents, models, and related technology.
8
LearnPrompting
learnprompting.org/docs/introductionAlso covers prompt engineering
Learn Prompting provides a guide to generative AI and prompt engineering, with lessons and examples.
9
Claude Prompts
docs.claude.com/en/docs/build-with-claude/prom…Also covers prompt engineering
Claude’s prompt engineering documentation explains prompting techniques and interactive tutorials.
10
Also covers open source · same kind of open-source project
Awesome RAG Production curates tools, frameworks, and practices for building retrieval-augmented generation systems.
11
Also covers git and open source · same kind of open-source project
SpeechMap data stores versioned model responses and production compliance analyses.
12
Also covers open source · same kind of open-source project
an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM
13
Also covers open source · same kind of open-source project
This repository collects prompts, system prompts, and instructions for large language models.
14
Also covers git
OpenClaw runs an open-source assistant locally and connects it with chat applications such as WhatsApp and Telegram.
15
Also covers open source · same kind of open-source project
A curated list of AI tools for music composition, generation, and analysis.
16
Also covers open source · same kind of open-source project
Agent Reach lets AI agents read and search services including Twitter, Reddit, YouTube, GitHub, and Bilibili through one command-line tool.
17
Also covers open source · same kind of open-source project
AAS Core discovers and organizes skills for agents, with validation and planning features.
18
Also covers open source · same kind of open-source project
The Hermes Agent repository contains the AI agent project and links to its related documentation.
19
Also covers open source · same kind of open-source project
This repository curates open-source agentic development environments, including orchestrators, terminals, sandboxes, and agents.
20
Same kind of open-source project
This repository collects machine learning resources, including language models, tools, interfaces, and retrieval systems.
21
Also covers open source · same kind of open-source project
This list tracks front-end GUI clients for ChatGPT, Claude, and other language models.
22
Also covers open source · same kind of open-source project
Anthropic maintains this curated directory of plugins for Claude Code users.
23
Also covers open source · same kind of open-source project
This repository collects machine learning resources and tools for the Ruby programming language.
24
Also covers open source · same kind of open-source project
Curating a list of AutoML-related research, tools, projects and other resources.
No alternatives match this filter.
Alternatives to similar tools
The Big Prompt Library24 alternativesAgent Reach24 alternativesclaude-plugins-official24 alternativesAwesome Machine Learning with Ruby24 alternativesAwesome RAG Production24 alternativesPromptEngineering24 alternatives
What is the best alternative to Promptfoo?
Based on features, tags and platforms, the closest alternatives to Promptfoo are Prompt Engineering Guide, AI Dev Toolkit, and Generative Deep Art.
Are there open-source alternatives to Promptfoo?
Yes: Prompt Engineering Guide, AI Dev Toolkit, Generative Deep Art, and Llm.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative