video-polish

Takes an existing screen recording or demo video and adds professional zoom/pan effects synchronized to the narration. Uses transcript-driven zoom targeting and Remotion for rendering. Optionally replaces audio with a soundtrack.

Quality

72%

Does it follow best practices?

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Securityby

Passed

No findings from the security scan

Fix and improve this skill with Tessl

tessl review fix ./skills/design/packs/video-production/video-polish/SKILL.md

Quality

Content

70%Weight 40%Scale 1-5

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

The body is a strong, actionable, well-sequenced workflow with an excellent mandatory verification step. It is somewhat verbose and monolithic — repeated guidance and inlined code that could live in reference files limit conciseness and progressive disclosure.

Suggestions

Move the full Root.tsx/Composition.tsx code and the keyframe design rules into reference files under references/, keeping SKILL.md an overview with one-level-deep pointers.

Dedupe the scroll/coordinate-change guidance so it lives in one place (Limitations) rather than repeated across Step 3, Step 6, and Limitation #1.

Define or annotate the placeholder constants (DURATION_SECONDS, FPS, VIDEO_WIDTH, DURATION) so the Remotion code is fully copy-paste-ready.

Dimension	Reasoning	Score
Conciseness	Mostly efficient and free of generic concept explanations, but the opening marketing paragraph and repeated guidance (scroll/coordinate warnings appear in both Step 3 and Limitation #1, and Step 6 mistakes overlap with Limitations) could be tightened.	3 / 5
Actionability	Provides concrete, mostly copy-paste-ready commands and code (ffprobe, ffmpeg, whisper-cli, PIL grid overlay, full Remotion tsx), but Root.tsx/Composition.tsx reference undefined constants (DURATION_SECONDS, FPS, VIDEO_WIDTH, DURATION) that the user must wire up, leaving minor gaps.	4 / 5
Workflow Clarity	Steps 1-9 are clearly sequenced, and Step 6 is an explicit, emphasized validation feedback loop (render still -> self-review -> adjust coordinates -> re-render -> only proceed when all correct), with a checklist of common coordinate mistakes.	5 / 5
Progressive Disclosure	Well-organized into clear sections, but it is a ~365-line monolithic SKILL.md with no bundle files; the full Remotion component code and keyframe design rules are inlined rather than split into references/, which is a progressive-disclosure weakness for a skill this size.	3 / 5
	Total	15 / 20 Passed

Description

75%Weight 40%Scale 1-5

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

The description is specific, actionable, and distinct, clearly conveying what the skill does. Its main weakness is the absence of an explicit 'Use when...' trigger clause, which leaves the invocation conditions only implied.

Suggestions

Add an explicit trigger clause, e.g. 'Use when polishing a screen recording or demo video with narration-synced zoom/pan effects.'

Include common synonyms users actually say, such as 'Loom' and 'walkthrough', to improve trigger term coverage.

Dimension	Reasoning	Score
Specificity	Lists multiple concrete actions — 'adds professional zoom/pan effects synchronized to the narration', 'transcript-driven zoom targeting', 'Remotion for rendering', 'replaces audio with a soundtrack' — giving comprehensive coverage of what the skill does.	5 / 5
Completeness	The 'what' is clear and specific, but there is no explicit 'Use when...' trigger clause; the 'when' is only weakly implied by 'Takes an existing screen recording or demo video', which caps completeness at 3 per the rubric.	3 / 5
Trigger Term Quality	Good natural keywords ('screen recording', 'demo video', 'narration', 'soundtrack') but missing common synonyms a user might say (e.g., 'Loom', 'walkthrough') and file extensions that appear only in the body.	4 / 5
Distinctiveness Conflict Risk	A clear niche (narration-synced zoom/pan on screen recordings via Remotion) with distinct triggers and minimal realistic overlap with other skills.	5 / 5
	Total	17 / 20 Passed

Validation

87%

Warnings & errors only

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation — 14 / 16 Passed

Validation for skill structure

Criteria	Description	Result
allowed_tools_field	'allowed-tools' contains unusual tool name(s)	Warning
frontmatter_unknown_keys	Unknown frontmatter key(s) found; consider removing or moving to metadata	Warning

	Total	14 / 16 Passed

Repository: gooseworks-ai/goose-skills
Path: skills/design/packs/video-production/video-polish/SKILL.md
Commit: 2523432

Reviewed: 7 days ago

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