Keystone – configure Dockerfiles and dev containers for any repo
Claude inside a Modal sandbox auto-generates devcontainer configs, but needs wider adoption.

Clean form UI for devcontainer.json when VS Code already has templates built in.
Developers using VS Code dev containers, teams standardizing container configs
VS Code Dev Containers extension · GitHub Codespaces templates · devcontainer CLI
Claude inside a Modal sandbox auto-generates devcontainer configs, but needs wider adoption.
GUI wrapper around form providers when Framer's native forms already handle basic needs.
Sher exposes a tiny CLI (sher link) that builds your app and hands you a public preview URL — nice and focused for quick sharing during review. The landing shows Next.js support and an npm global installer, but this space is crowded with Vercel/Netlify/Render equivalents; long-term value will hinge on PR integrations, env var handling, and reliability at scale.
Cursor for forms, but form builders already have AI—Typeform and JotForm added this last year.
E2E encrypted diff sharing beats pasting huge changes in chat.
Autosaving Markdown notes with shareable links—but Notion, Obsidian, and HedgeDoc already own this.