Only Gantt — 無料のWebガントチャート | Free Web Gantt Chart

This site was found by StackScope Discovery, our own first-party launch detection. The tech stack below comes from that discovery scan; the full analysis (screenshots, scores, page checks) is added when the site is picked up by a launch platform.

無料のWebガントチャートアプリ。タスク・依存関係・マイルストーン・ベースライン・リソース・休日をブラウザだけで管理。Excel/CSV/PDFエクスポート対応。日本語・English 対応。Free web-based Gantt chart for project management — plan tasks, dependencies, milestones, baselines, and resources right in your browser. Bilingual (Japanese / English).

Productivity

Added September 1, 2026 · Last analysed September 1, 2026 · via StackScope Discovery

Own this Launch?

StackScope records what new websites are built with, the week they launch. Most we find ourselves, by watching public internet infrastructure for brand-new sites; the rest come from Product Hunt, Hacker News and PeerPush. We crawled this one to detect its tech stack. This page is what we saw on 1 September 2026; the live site may have changed since.

Every technology below links to its own page: which other new sites launched with it. Vendors and agencies watch those pages with Stackdar and hear about new adopters the week they ship, from £15 a month.

Tech Stack (12)

Infrastructure

DNS	Google Domains DNS
Hosting	Firebase App Hosting (2)
Hosting	Google Cloud
Security	HSTS
Server	Envoy

Transactional email	Resend

Build & Framework

BaaS	Firebase
Framework	React
Meta-framework	Next.js (5)

Analytics & Marketing

Analytics	Google Analytics (3)
SEO	Google Search Console
Tag management	Google Tag Manager medium

Security Headers (6/6)

✓

Strict-Transport-Security

✓

Content-Security-Policy

✓

X-Frame-Options

✓

X-Content-Type-Options

✓

Referrer-Policy

✓

Permissions-Policy experimental (check browser support)

–

X-XSS-Protection deprecated (use Content-Security-Policy)

Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.