NGraph

Quick Diary for Notion - Post to Notion with one click. No login required, no ads.

A lightweight, free diary app that writes directly to Notion pages. With automatic date and time stamps, your timeline is perfectly organized.

SUGUDASU table conversion

Convert to Markdown/JSON in browser without uploading to conversion site Convert multiple columns from Excel/CSV to Markdown tables, JSON, and TSV without uploading. Supports Shift-JIS encoding, up to 5,000 rows. For Notion, Backlog, and GitHub. 【Operating Environment】Completely browser-based (no registration required). Input data is designed not to be sent to our servers. 【Tags】Table conversion Markdown JSON CSV Excel Shift-JIS Notion Backlog Data processing ※Screenshots to be added later

Penciive - 読んだ知識を使える知識に

読んだ知識を使える知識に

FormatArc - Easy Data Conversion

FormatArc is a lightweight site that processes JSON formatting, YAML conversion, and CSV conversion only within the browser. Input data is not sent to the server, and formatting and conversion can be completed on the spot.

TokiDoke

A browser extension that measures time spent melting away on entertainment sites

TextTree

Organize your thoughts in text, visualize relationships with cards and arrows. AI checking of your ideas too. A tree-type note web app that requires no login and works locally.

napps エンタメありの永久無料ツール集

いつでも手軽に使える永久無料の100+ツール集。ちょっと困ったときの便利アイテムです。

Note Studio

思考がまとまるノートアプリ

eBookshelf - Unified Management of Multiple E-book Services

A bookshelf for e-books. Consolidate e-books scattered across multiple sites in one place.

Mimicit

A Chrome extension that allows you to quickly create new images with AI based on images found on the web.

どこでもんじょ

You can easily create PDF documents ✏️ Markdown translates directly to paper 📄 There's also a free tier 🌱 Very convenient!

MemoLinker

Save and organize URLs at lightning speed. A memo app where you can add items with one tap from a shared sheet.

OMCS-Original Mermaid Creation Support-

This is a Mermaid Editor-type application that can directly convert Mermaid into flowcharts and mind maps. Compared to existing editors, it allows you to freely customize the appearance and styling. As a trial, we've equipped it with Google's Built-in AI functionality, so you can output code in Mermaid format within the app. However, since this requires various setup procedures, if it's too much trouble, you can simply paste code that you've generated from ChatGPT, Gemini, or similar services directly into the app.

ココフォリアログ整形

This is an app that can convert .html logs output by CocoFolia into .md and .txt formats for easier viewing later. The markdown has a preview function as well. The purpose is to load logs into AI. (It's convenient for creating summaries and such.)

Tabwell

Save and restore work sessions on the device without breaking Chrome tab groups

コエカツ

気軽に投票、結果はみんなで引用できるオープンデータに

Engcard

You can create your own original English vocabulary notebook on the web. The functionality is specialized for memorizing English words.

Smart Reel Insight

A free tool that can analyze play count, likes, comments, saves, save rate, and competitor post trends just by pasting an Instagram Reel URL.

Saturn — 日本企業データを、スプレッドシートとAPIで

Simply Note

Google Drive text notepad for saving data Eliminates complex features and difficult buttons, automatically saves to the latest version at all times

Color Palette generator

When you choose one color, it generates a color palette that matches that color.

世界各国データ ランキング (World Country Statistics)

Is Japan's population not as large as I thought? The world's "now" at a glance! A pop and fun world countries data ranking 🌍✨ Check population, land area, and population density with graphs at a glance!

Planning Notebook — YouTuber Project Management

思い付いたらすぐに登録できる動画企画管理アプリ

Tsuzuri

It is a platform where you can read stories and texts written vertically, and authors can design the scope of disclosure and monetization for each work.