Alternatives
Products that do what promptShield does
Anonymize client docs before you paste them into AI
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Block prompt inject & cut token costs for AI browser agents
Jun 2026 · github.com
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Hi HN, I’m one of the maintainers of Bridge Anonymization. We built this because the existing solutions for translating sensitive user content are insufficient for many of our privacy-concious clients (Governments, Banks, Healthcare, etc.). We couldn't send PII to third-party APIs, but standard redaction destroyed the translation quality. If you scrub "John" to "[PERSON]", the translation engine loses gender context (often defaulting to masculine), which breaks grammatical agreement in languages like French or German. So we built a reversible, local-first pipeline for Node.js/Bun. Here…
Dec 2025 · medium.com
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Hi HN! I'm Prithvi—my co-founder Frances and I launched Promptless almost a year ago here (https://news.ycombinator.com/item?id=43092522). It's an AI teammate that watches your workflows—code changes, support tickets, Slack threads, etc.—and automatically drafts doc updates when it spots something that should be documented. Frances and I really appreciated the feedback from our first launch. Today we’re launching Promptless 1.0, which addresses our biggest learnings from the last 12 months. I also made it way easier to try it out. You can tag @promptless on any open-source…
Feb 2026
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Hey HN, I wanted to share something I’ve been working on: *RAG-Guard*, a document AI that’s all about privacy. It’s an experiment in combining Retrieval-Augmented Generation (RAG) with AI-powered question answering, but with a twist — your data stays yours. Here’s the idea: you can upload contracts, research papers, personal notes, or any other documents, and RAG-Guard processes everything locally in your browser. Nothing leaves your device unless you explicitly approve it. ### How It Works - * Zero-Trust by Design*: Every step happens in your browser until you say otherwise. - * Local…
2025 · github.com
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Even if you're not a Prompt whiz, you can still get top-notch results just like the pros. This Product will handle internally handle boring And Cognitively demanding prompt Engineering. Just pick a service, fill in the keywords, and get the desired result! Open Source , Free , Privacy Friendly , Crowd Source Prompts, No Login Required. You can submit Features(https://prompt-apps.canny.io/feature-requests?sort=top) and Prompts (https://prompt-apps.canny.io/prompt-conversion?sort=top)
2023 · chatgpt-prompt-apps.com
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Right-click to save & auto-fill AI prompts instantly
May 2026 · chromewebstore.google.com
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I built the desktop app that detects and redacts personal data (or PII) locally without sending any text to server. It supports rule-based filtering and AI model-based redaction (eg openai privacy filter). It's open source and free. Please check out the repo and https://pii-gui.vercel.app/
Jun 2026 · github.com
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Prompt Shots▲11Instantly scan, save and share AI prompts from your pocket
Jul 2026 · prompt-shots.com
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Anonymize prompts privately and securely
Apr 2026 · ergesmema.github.io
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Cut AI API bills by 40% with local prompt compression.
May 2026 · rajashekar41.gumroad.com
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Stop leaking credentials to AI tools. Masks before sending.
Jun 2026 · buildsys.gumroad.com
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