Onyx by LLMx
Save prompts. Insert anywhere. Minimal. Fast.
As of June 2026, Onyx by LLMx has 1 users in the Productivity category.
Usersdown 66.7 percent−66.7%
1
1
Ratingno change0%
—
— reviews
Reviewsno change0%
—
Version
2.0
Manifest V3
History
5 snapshotsTracking since Apr 20, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 20, 2026 | 3 | — | — | 2.0 |
| May 5, 2026 | 1 | — | — | 2.0 |
| May 15, 2026 | 2 | — | — | 2.0 |
| May 28, 2026 | — | — | — | 2.0 |
| Jun 9, 2026 | 2 | — | — | 2.0 |
| Now | 1 | — | — | 2.0 |
Permissions & access
- Permissions
- storageactiveTabcommandswebRequest
- Host access
- <all_urls>
Screenshots
About
Onyx is a minimalist prompt engine for AI workflows. Built for writers, researchers, builders - anyone working with language models. Designed to stay out of your way. No cloud. No clutter. Your prompts live in your browser. Ready when you need them. What's new in v2.0 (2025-06-18): - Complete theme system: Implemented centralized theme management with light/dark mode toggle for consistent user experience across all extension components - Apple-style theme toggle: Added minimalistic theme toggle button in popup header with "THEME" label for intuitive theme switching - Universal magic animation: Extended red border trace animation to all prompt selection methods (Enter, Tab, Shift+Tab, and mouse click) for consistent visual feedback - Dynamic theme-aware content script: Content script now dynamically adapts styles based on selected theme with real-time theme change listening What’s new in v1.1 (2025-06-15): - 50× storage boost: capacity increased from ~8 KB to ~4 MB with redesigned individual-item storage - Instant “x/” autocomplete: finish typing a prompt title and auto-inject content with visual feedback - Real-time title validation: prevents spaces in prompt titles with contextual warnings - Key bug fixes: Auto-clears title/content fields after saving - UI cleanup: smaller, clutter-free popup; refreshed red logo; sleek success animations; subtle trigger hints
Technical
- Version
- 2.0
- Manifest
- V3
- Size
- 30.76KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- hdkofgpfaojlnopicnacdbmojjclianj
- Developer ID
- uafdc65d17588b8730f9f3a65ab380aa9
- Developer Email
- [email protected]
- Created
- Jun 11, 2025
- Last Updated (Store)
- Jun 19, 2025
- Last Scraped
- Jun 9, 2026
- Website
- llmxai.co
- Support URL
- —
- Privacy Policy
- https://llmxai.co/onyx/privacy
Similar extensions
Alternatives to Onyx by LLMx, ranked by description similarity.
Prompt Helper
A beautiful prompt helper sidebar with drag & drop, search, and persistent storage
20
★ 5.0
Prompt Manager
A simple prompt manager with a calm, modern UI
—
SnapPrompt
Quickly insert pre-configured text snippets into any text field through right-click context menu
49
Prompts Manager
Store and manage prompts easily
20
★ 5.0
Prompter Pro ✨
Boost your prompt game with Prompter Pro 🧑💻✨
13
Prompt Manager - Save Your AI Prompts Locally
Boost your AI workflow! Save your favorite prompts locally and insert them with one click. Secure, fast, and offline.
4
Shelf — Prompt Library & Organizer
Local-first prompt library: capture, organize, and insert prompts across the web.
65
★ 5.0
Prompt Glow-Up: One-Click AI Prompt Enhancer
Write basic prompts, get expert-level AI responses for FREE! One click transforms your input into optimized prompts
4
★ 5.0
Data sourced from the Chrome Web Store · last verified Jun 9, 2026.