| 1 | spec_version: 1 |
| 2 | id: vfx-text-cursor |
| 3 | name: Text + Cursor VFX |
| 4 | description: > |
| 5 | Typewriter text effect with blinking terminal cursor — perfect for code-style reveals or tech demos. |
| 6 | |
| 7 | engine: hyperframes |
| 8 | engine_version: ^0.4.0 |
| 9 | source_entry: source/index.html |
| 10 | |
| 11 | category: presentation |
| 12 | subcategory: text-card |
| 13 | tags: [text, typewriter, cursor, terminal, code, reveal] |
| 14 | |
| 15 | best_for: |
| 16 | - "Code demo intro" |
| 17 | - "Tech narrative" |
| 18 | - "Terminal vibe" |
| 19 | |
| 20 | output: |
| 21 | formats: [mp4, webm] |
| 22 | default_format: mp4 |
| 23 | resolution: |
| 24 | default: { width: 1920, height: 1080 } |
| 25 | supported_aspects: ["16:9", "9:16", "1:1"] |
| 26 | fps: |
| 27 | default: 60 |
| 28 | supported: [30, 60] |
| 29 | duration: |
| 30 | type: variable |
| 31 | min_sec: 3 |
| 32 | max_sec: 10 |
| 33 | alpha: false |
| 34 | audio: |
| 35 | supported: true |
| 36 | expected_inputs: [bgm] |
| 37 | |
| 38 | inputs: |
| 39 | schema: |
| 40 | type: object |
| 41 | required: [text] |
| 42 | properties: |
| 43 | text: |
| 44 | type: "string" |
| 45 | maxLength: 240 |
| 46 | description: "Text to type out" |
| 47 | speed_cps: |
| 48 | type: "number" |
| 49 | minimum: 5 |
| 50 | maximum: 40 |
| 51 | default: 15 |
| 52 | description: "Characters per second" |
| 53 | duration_sec: |
| 54 | type: "number" |
| 55 | minimum: 3 |
| 56 | maximum: 10 |
| 57 | default: 5 |
| 58 | examples: |
| 59 | - {"text": "$ html-video render --template frame-logo-outro", "speed_cps": 15, "duration_sec": 5} |
| 60 | |
| 61 | license: |
| 62 | spdx: Apache-2.0 |
| 63 | attribution_required: false |
| 64 | redistribution_allowed: true |
| 65 | commercial_use: true |
| 66 | |
| 67 | author: |
| 68 | name: nexu-io |
| 69 | url: https://github.com/nexu-io |
| 70 | contact: open-design@nexu.io |
| 71 | |
| 72 | version: 0.1.0 |
| 73 | changelog: |
| 74 | - version: 0.1.0 |
| 75 | date: 2026-05-27 |
| 76 | notes: Cherry-picked from open-design/repo/skills/vfx-text-cursor/example.html |
| 77 | |
| 78 | preview: |
| 79 | poster: preview.png |
| 80 | |
| 81 | performance: |
| 82 | reference_render: |
| 83 | duration_sec: 5 |
| 84 | render_wall_clock_sec: 9 |
| 85 | machine: "M2 MacBook Air" |
| 86 |