securelayer7/PROMPTPurify
Prompt-injection guardrail for LLM applications. Compact model that outperforms larger open-source guards. No regex, no signatures. Demo: anton.securelayer7.net
- Stars
- 80
- Forks
- 21
- Open issues
- 0
- Last push
- 4mo ago
About PROMPTPurify
PROMPTPurify is a free, open-source AI developer tool by securelayer7, written mainly in TypeScript. Prompt-injection guardrail for LLM applications. Compact model that outperforms larger open-source guards. No regex, no signatures. Demo: anton.securelayer7.net. It has 80 GitHub stars and 21 forks, and was last updated 4mo ago. It's released under the MIT license, a standard open-source license. According to the project, it runs on a regular CPU without a GPU.
- License
- MIT
- Commercial use
- Commercial OK
- Language
- TypeScript
- Stars
- 80
- Last update
- 4mo ago
- Runs on Mac
- Not stated
- GPU
- Not needed (runs on CPU)
- Paid API key
- Not required
- Self-hostable
- Not stated
Similar free tools
prompt-optimizer39k stars · Optimizes AI prompts for better results and quality.
langchain148k stars · The agent engineering platform.
promptfoo26k stars · Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative configs with command line
giskard-oss5.9k stars · 🐢 Open-Source Evaluation & Testing library for LLM Agents
superagent6.8k stars · Superagent protects your AI applications against prompt injections, data leaks, and harmful outputs. Embed safety directly into your app and prove compliance to your customers.
opik23k stars · Monitor and evaluate LLM applications and AI agents with comprehensive tracing and dashboards.
PROMPTPurify FAQ
Can I use PROMPTPurify commercially?
Yes. MIT is a permissive license: commercial use is allowed as long as you keep the license notice. This is a plain-English summary, not legal advice.
Is PROMPTPurify free?
Yes. PROMPTPurify is open source and free to use. It's released under the MIT license, a standard open-source license.
Does PROMPTPurify run on a Mac?
The project doesn't say. Check its installation guide before you start.
Does PROMPTPurify need a GPU?
No. According to the project, PROMPTPurify runs on a regular CPU.
Is PROMPTPurify still maintained?
It was last updated 4mo ago. Check recent issues on GitHub to judge how active it is.
What are alternatives to PROMPTPurify?
Similar free, open-source tools include prompt-optimizer, langchain, promptfoo, giskard-oss.