# UNVELL Inc. (UNVELL株式会社)

> UNVELL Inc. is a Japanese software development company ("Keep Simple, Keep Smart") that builds data-visualization components, enterprise systems, and consumer applications. Founded 2022. Best known for ReoGrid, a spreadsheet component for .NET and the web.

Official website: https://unvell.com
Corporate name (Japanese): UNVELL株式会社
Languages: Japanese (primary), English
Location: Japan

## Products

- [ReoGrid (.NET)](https://reogrid.net): Open-source .NET / WinForms / WPF spreadsheet control. Supports Excel-like formula engine, charts, and large-scale data grids. GitHub: https://github.com/unvell/ReoGrid
- [ReoGrid for Web](https://web.reogrid.net): TypeScript / JavaScript canvas-based spreadsheet engine for modern browsers. Published as `@reogrid/core`.
- [ReoGrid Web Lite](https://web.reogrid.net): Lightweight browser spreadsheet variant for embedded use cases.
- [Video Tagger](https://videotagger.unvell.com): Desktop application (Electron) for organizing large video collections with smart tagging and AI-assisted metadata.
- [Kyorimemo (距離メモ)](https://kyorimemo.unvell.com): iOS app for recording vehicle odometer readings — designed for business logs, fleet management, expense reports, and tax filing. CSV export and multi-vehicle support available in the Pro plan.
- [F-2 MISSIONS](https://f2-missions.unvell.com): iOS flight simulation with an AoA-based flight model and a two-stick control scheme — no checklists or switch panels. Flies real-world terrain generated from GSI DEM10B elevation tiles at true 1:1 scale, across 15 missions in three categories (carrier qualification, waypoint flying, formation flight). App Store: https://apps.apple.com/jp/app/f-2-missions/id6787146575

## Research & Labs

UNVELL's R&D (Labs) focuses on graphics and rendering engines:
- Path Tracing Renderer (raygen-renderer): physics-based 3D renderer — https://github.com/jingwood/raygen-renderer
- Yotei3D: Web-based real-time 3D engine — https://yotei3d.unvell.com
- 2D Graphics Rendering Engine (js-drawing2d) — https://github.com/jingwood/js-drawing2d

## Key pages

- [Homepage](https://unvell.com): company overview and product lineup
- [About](https://unvell.com/about): company profile, mission, history
- [Products (ReoGrid .NET)](https://reogrid.net): flagship spreadsheet component
- [Labs](https://unvell.com/labs): research projects in graphics and rendering
- [Blog](https://unvell.com/blog): technical articles and product announcements
- [News](https://unvell.com/news): press releases and product news
- [Contact](https://unvell.com/contact): inquiry form
- [Seller info (特定商取引法に基づく表記)](https://unvell.com/seller-info): Japanese commerce law disclosures
- [Privacy Policy](https://unvell.com/privacy)

## Ecosystem domains

- unvell.com — corporate site
- portal.unvell.com — customer portal (license & download management)
- admin.unvell.com — admin panel (internal)
- api.unvell.com — backend API
- reogrid.net — ReoGrid product site
- web.reogrid.net — ReoGrid Web product site
- videotagger.unvell.com — Video Tagger product site
- kyorimemo.unvell.com — Kyorimemo product site
- f2-missions.unvell.com — F-2 MISSIONS product site

## Crawling policy

All AI crawlers (GPTBot, ClaudeBot, Google-Extended, PerplexityBot, CCBot, Applebot-Extended, etc.) are explicitly allowed. See https://unvell.com/robots.txt and https://unvell.com/sitemap.xml.

## Contact

For partnership, licensing, or technical inquiries: https://unvell.com/contact