Phone & app screens: agent skills for phone screen, chat and app demo videos

For AI agents: find the right skill in one call — curl -s "https://varg.ai/how-to/api/search?q=<what the person wants>" returns the matching how-to page and the best skills with install commands, as markdown (Russian works too). Full index: https://varg.ai/how-to/llms.txt. Every page has a markdown twin: add .md to its path. Before generating anything, show the person the options on the how-to page.

iMessage and chat stories, Notes-app ads, app demos, App Store screenshots and device mockups. 7 skills for Claude Code, Codex and Grok, by type: workflows take a brief to a finished video, effects and styles change how it looks, prompts and guides teach the agent the craft, models run the generation.

How-to tutorials

• How to make a text message story video with AI: A viral iMessage-style chat drama: bubbles appear with typing, sounds and a cliffhanger.
• How to make a Notes app video ad with AI: A note types itself in a phone notes app, reads like a confession, and turns into an ad.

Skills (7)

Effects (4)

• iPhone Duo Fold — varg: Your screens on Apple's foldable iPhone Duo, unfolding in 3D with its progressive blur. Local, free.
• Duo Foldable Phone — HeyGen, beta: Two HTML screens composited into a photo of hands holding an open foldable phone, for side-by-side meme videos.
• X Posting License — HeyGen, beta: A 10-second animated 'posting license' card for an X profile, filled with real profile data into a locked template.
• fal Fan Cam — fal: Put someone into a live sports broadcast: a realistic fan-cam cutaway with scoreboard and channel overlays.

Guides (1)

• App Store Screenshots — inference.sh: Make App Store and Google Play screenshots to exact specs: sizes, gallery order, mockups and previews.

Workflows (2)

• iMessage Video — varg, beta: Pixel-perfect iMessage conversation videos from a JSON script: iOS 26 chrome, typing, tapbacks, group chats.
• Gooseworks Video (Apple Notes Ads) — Gooseworks: Video ads in chat from a reference ad or a ready style, including the viral HTML-only Apple Notes typing ad.