Data Privacy Protection LLM Tools

Tools that detect, redact, or block sensitive data (PII, API keys, credentials) before it's sent to AI chatbots, and extensions that protect against prompt injection attacks and malicious content. Does NOT include general content moderation, response filtering, or AI output verification tools.

There are 18 data privacy protection tools tracked. The highest-rated is privacyshield-ai/privacy-firewall at 44/100 with 228 stars.

Get all 18 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=llm-tools&subcategory=data-privacy-protection&limit=20"

Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.

# Tool Score Tier
1 privacyshield-ai/privacy-firewall

A local AI-powered DLP solution

44
Emerging
2 rhslvkf/clip-guard-ai

Browser extension that auto-masks API keys and secrets when pasting code...

28
Experimental
3 umair9747/leakyGPT

The one-stop DLP browser extension to stop users from sharing sensitive...

27
Experimental
4 shreesh1/OptimusPII

Extension to block pasting PII in ChatGPT, Claude etc.... ( Future Browser...

27
Experimental
5 Alarpi1995/safeprompt

Open-source browser extension that protects your sensitive data before...

26
Experimental
6 ARMIYA-CTRL/ai-prop-protection.com

🛡️ Detect and expose potential propaganda in AI chatbot responses with this...

22
Experimental
7 adityamadhyahnapu/ghostfill-extension

👻 Protect your privacy online with GhostFill, an AI-driven toolkit that...

22
Experimental
8 MichaelLod/byoky

🔐 MetaMask for AI — A secure browser wallet for your LLM API keys. Your keys...

22
Experimental
9 gautamjkr/safe-paste

🛡️ A privacy-first Chrome extension that intercepts clipboard data to redact...

21
Experimental
10 chainstacklabs/chainstack-dlp-browser-extension

Chrome extension that redacts potentially sensitive information before...

20
Experimental
11 cyeragit/safetype

SafeType™ anonymizes sensitive data typed into ChatGPT to avoid misuse and...

20
Experimental
12 netanelavr/chatgpt-upload-guard

Chrome extension that detects prompt injection attacks in ChatGPT uploads...

19
Experimental
13 karthikravva/preempt-ai-extension

Protect your AI interactions

18
Experimental
14 DFriend01/Watchdog

A browser extension that implements an AI-driven defense against scams on...

16
Experimental
15 clay-good/armorly

Armorly is an open-source Chrome extension that blocks intrusive AI-native...

15
Experimental
16 mojiQAQ/asktwice

Ask Twice 🔍 — AI 答案可信度验证浏览器插件 | AI Response Fact-Checker Chrome Extension

14
Experimental
17 Stefy8/safeprompt

Protect sensitive data locally before sharing with AI chatbots and detect...

14
Experimental
18 King4s/ai-prop-protection.com

🛡️ An open-source tool to detect and expose AI-generated propaganda in your chats.

11
Experimental