AlphaElements
AlphaElements
JA

AI × Engineering +α

PCB hardware, firmware, web apps, and infrastructure — putting AI like Claude to full use for real cost-performance. A little +α to what you build. AlphaElements.

diff-checker
LIVE

diff-checker

A diff review tool — detects, visualises, and archives text-file changes as evidence.

Next.jsAWSStripe
Visit project
Aelm
BETA

Aelm Playground

An experimental DSL playground for describing schematics in plain text. Live WASM preview.

RustWASMDSL
Visit project
Handoff
LIVE

Handoff

An MCP server and VS Code extension for cheap, reliable handoffs between AI-agent coding sessions.

RustMCPVS Code
Visit project
Handoff MCP v0.17 — Claude Code Plugin Distribution & Multi-Session
News
Release

Handoff MCP v0.17 — Claude Code Plugin Distribution & Multi-Session

Install with /plugin install — no manual MCP config needed. Multi-session support adds fork, merge, and switch. Task loop v2 improves review efficiency.

Details
Handoff VSCode v0.7 — Multi-Session, GUI Action Buttons, Session Timeline
News
Release

Handoff VSCode v0.7 — Multi-Session, GUI Action Buttons, Session Timeline

Session fork, merge, and switch support. Inline action buttons on tasks and sessions. SVG fork graph for visualizing session branching.

Details
Handoff MCP v0.15.1 — CLI API, Memory Skill, and Task ID Fix
News
Release

Handoff MCP v0.15.1 — CLI API, Memory Skill, and Task ID Fix

All 37 tools now callable as shell commands. Memory best practices packaged as a built-in skill. Hyphenated task ID resolution fixed.

Details

News

View all

Featured projects

View all
diff-checker
Fullstack

diff-checker

オンラインテキスト差分比較ツール - 効率的なテキスト比較を実現するWebアプリケーション

Next.jsTypeScriptAWS AmplifyDynamoDB
Aelm Playground
Software

Aelm Playground

テキスト電子回路 CAD 言語「Aelm DSL」をブラウザでリアルタイムプレビューできる Web エディタ — サーバー不要・完全 WebAssembly

WebAssemblyRustNext.jsTypeScript
Handoff
Software

Handoff

AIエージェントでのアプリ開発でかさむトークンを抑え、セッションの引き継ぎを安く・確実にする。MCPサーバーとVS Code拡張機能で、再開も進捗管理もエディタの中で完結させるツールです。

RustMCPTypeScriptReact

Latest publications

All books
Why Git? Vol.1 - Fundamentals

Why Git? Vol.1 - Fundamentals

Why Git matters in the AI era - Your first step to becoming a pro

¥1,980Details
Why Git? Vol.2 - Mastery

Why Git? Vol.2 - Mastery

Team development with GitHub and AI tools [2026 Edition]

¥2,480Details