CtrlK
BlogDocsLog inGet started
Tessl Logo

skill-share

A skill that creates new Claude skills and automatically shares them on Slack using Rube for seamless team collaboration and skill discovery.

69

1.66x
Quality

Does it follow best practices?

Impact

100%

1.66x

Average score across 3 eval scenarios

SecuritybySnyk

Passed

No known issues

SKILL.md
Quality
Evals
Security

Quality

Content

57%

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

The body is well-structured and clearly sequenced, but it leans descriptive rather than instructional—lacking executable code, a SKILL.md template, and explicit validation feedback loops—so it sits at the mid level on most dimensions.

Suggestions

Add an executable example: a concrete Rube SLACK_SEND_MESSAGE call and a minimal SKILL.md frontmatter template Claude can copy.

Collapse the three overlapping trigger lists ('When to use', 'Also use', 'ideal for') into one concise list to reduce redundancy.

Turn the validation step into an explicit feedback loop: 'If validation fails, report errors, fix, and re-validate; only package when valid'.

DimensionReasoningScore

Conciseness

The body is mostly lean and avoids explaining concepts Claude already knows, but it restates triggers across three overlapping lists ('When to use', 'Also use', 'ideal for') and re-lists features in both 'Key Features' and 'How It Works', so it could be tightened.

2 / 3

Actionability

It offers some concrete details (directory names scripts/references/assets, Rube operation names, an example Slack message, hyphen-case convention) but no executable code, real Rube call format, or SKILL.md template, leaving key implementation details missing.

2 / 3

Workflow Clarity

The 5-step 'How It Works' sequence is clear and includes a validation step, but there is no explicit validate-then-fix feedback loop or 'only proceed when valid' checkpoint, which caps it at 2.

2 / 3

Progressive Disclosure

The content is well-organized into clearly labeled sections with no nested external references, and as a self-contained skill with no bundle files present it needs no further file splitting.

3 / 3

Total

9

/

12

Passed

Description

50%

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 states a clear purpose with two concrete actions in proper third-person voice, but lacks an explicit 'Use when' trigger and leans on buzzword padding, leaving it at the mid-level across most dimensions.

Suggestions

Add an explicit 'Use when...' clause naming natural triggers, e.g. 'Use when the user asks to create, package, validate, or share a Claude skill on Slack'.

Replace the fluffy closer 'for seamless team collaboration and skill discovery' with a third concrete action such as 'validates structure and packages skills for distribution'.

Include common trigger variations users would actually say, such as 'make a skill', 'publish a skill', or 'post a skill to Slack'.

DimensionReasoningScore

Specificity

It names the domain (skill creation, Slack sharing) and two concrete actions ('creates new Claude skills', 'automatically shares them on Slack using Rube'), but stops at two actions and pads with fluff like 'seamless team collaboration and skill discovery', so it is not comprehensive enough for a 3.

2 / 3

Completeness

It states what the skill does but provides no explicit 'when to use it' guidance; per the guidelines a missing 'Use when' clause caps completeness at 2.

2 / 3

Trigger Term Quality

It includes some natural terms a user might say ('create new Claude skills', 'shares them on Slack'), but lacks common variations and any explicit 'Use when' trigger, so keyword coverage is only partial.

2 / 3

Distinctiveness Conflict Risk

The skill-creation-plus-Slack-sharing niche is fairly specific, but without distinct explicit triggers it could still overlap with a generic skill-authoring skill.

2 / 3

Total

8

/

12

Passed

Validation

93%

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

Validation15 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

frontmatter_unknown_keys

Unknown frontmatter key(s) found; consider removing or moving to metadata

Warning

Total

15

/

16

Passed

Repository
davepoon/buildwithclaude
Reviewed

Table of Contents

Is this your skill?

If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.