The Future of Text Expansion
Why privacy-conscious professionals are moving away from cloud-based snippet managers.
Read More >Your Browser, Supercharged.
Lumi�re builds premium, privacy-first extensions that automate your workflow without compromising your data.
Why Local-First Architecture?
Most productivity tools route your data through remote servers. Lumi�re extensions process everything directly in your browser � no network round-trips, no cloud dependencies, no data exposure.
⚡ Instant Response Times
Cloud-based snippet managers send every keystroke to a server and wait for a response. This creates noticeable delays during text expansion. Because Lumière tools query your local IndexedDB storage directly, snippet insertion happens in under 2 milliseconds � the speed of your own hardware.
🛡️ Complete Data Sovereignty
Your snippets, email extractions, templates, and settings are stored entirely in your browser's local storage. Nothing is transmitted to any server � ours or anyone else's. This means your sensitive customer data, outreach scripts, and business communications remain under your exclusive control.
🔌 Works Offline, Always
Because there are no server dependencies, every Lumi�re extension works fully offline. Whether you're on a plane, in a basement office, or dealing with an ISP outage, your productivity tools continue working without interruption. No login walls, no connectivity checks, no downtime.
Read our Offline-First Manifesto →
Just My Type
Shorten reply time with quick, personalized communication, while keeping your content safe and private.
EasyEmails
Automatically extracts and organizes email addresses from any webpage while you browse.
EyeCare Pro
Professional eye care reminders to reduce eye strain and promote better vision health during work.
Diviget
Track upcoming Ex-Dividend dates, live yields, and build a personalized watchlist directly in your browser.
Refined Roles
Filter out unwanted jobs by keywords and hide promoted jobs on LinkedIn to focus on what matters.
Spotify Controller
Complete Spotify-Web playback control with track navigation, volume, and keyboard shortcuts.
Highlight em dashes
Automatically highlights em dashes on any webpage for cleaner web typography and editing.
Thank God
A peaceful, private space for daily spiritual blessings and maintaining a gratitude journal.
Sales Optimizer
Supercharge your outreach scripts and response times with local-first automation and AI optimization.
Original Research Hub
Data-driven insights into the future of local-first productivity, curated by Lumi�re Labs experts.
Technical Report
Read Full Analysis →
The 2026 Cloud Latency Report
Our analysis found that cloud-first tools average 450ms of latency per deployment, breaking professional flow states. Lumi�re's local-first architecture maintains a consistent 12ms.
Interactive Tool
Run Calculator →
SLA Efficiency Calculator
Quantify your team's real-world productivity gains and identify operational bottlenecks in your outreach pipeline using our expert-reviewed ROI engine.
✅
Chrome Manifest V3 Compliant
🛡️
100% Local Storage — Zero Server Calls
💖
Free & Open for All Users
Privacy by Design
Your data should stay on your machine. All Lumière extensions operate with a local-first philosophy � your snippets, templates, and settings never leave your browser.
💾
100% Local Storage
Every piece of data you create — snippets, folders, shortcuts, settings — is stored in your browser's IndexedDB. There is no cloud sync and no external server connection. Your data physically cannot leave your device.
🚫
No Tracking Scripts
Our extensions contain zero analytics, telemetry, or tracking code. We comply fully with Chrome Manifest V3 security requirements and request only the minimum permissions needed to function.
⚡
Instant Performance
Because your data is stored locally, every operation � searching, expanding, inserting — happens at the speed of your own hardware. No network latency, no loading spinners, no waiting for server responses.
Our Philosophy
We believe the best productivity tools should respect your privacy, work without an internet connection, and never hold your data hostage.
🔎
Fully Auditable Code
Every Lumière extension is built with unobfuscated HTML, CSS, and vanilla JavaScript. You can download the extension package from the Chrome Web Store, rename it to .zip, and audit every line of code yourself. We have nothing to hide.
🛡️
No Telemetry, No Analytics
We don't embed Google Analytics, Facebook Pixel, or any tracking scripts inside our extensions. We don't know who you are, what you type, or which websites you visit. Your workflow is entirely your own business.
🔑
Your Data, Your Rules
All data is stored in your browser's local IndexedDB. You can export, import, or delete your data at any time using built-in tools. If you uninstall, your data is automatically removed. No account required, no lock-in.
