Agent skill

Eb Review

by synnaxlabs in synnaxlabs/synnax

Process and hard rules for a fast software quality audit of work this session just produced, or of a solution being proposed before it is built.

Custom licenceAuto-check passedDevelopment

Install Eb Review

skills CLI
$ npx skills add synnaxlabs/synnax --skill eb-review -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install synnaxlabs/synnax eb-review --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/synnaxlabs/synnax.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.claude/skills/eb-review .claude/skills/eb-review && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
eb-review
GitHub stars
128
Token cost
~2.1k tokens
SKILL.md length
1,175 words
Files
2
Skills in repo
10
Repo updated
First seen
Licence
Custom licence

At a glance

Process and hard rules for a fast software quality audit of work this session just produced, or of a solution being proposed before it is built.

  • Works in 2 steps: Written code. A fix or small feature… → A proposed solution. An approach or…
  • Asked to go back and review your changes
  • SKILL.md covers Invocation, The two subjects, The nine lenses and Area lenses, plus 4 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Eb Review is an agent skill from synnaxlabs/synnax. Process and hard rules for a fast software quality audit of work this session just produced, or of a solution being proposed before it is built. Use when asked to go back and review your changes, to check whether an approach holds up, or to audit a plan before implementing it. Runs nine fixed lenses: complexity cost, naming, anti-patterns, hackiness, structural avoidance, performance, new patterns, test pinning, and robustness, plus area lenses for the code touched (React). Not a correctness review; code-review…

Its SKILL.md is about 2.1k tokens, which your agent loads only when the skill is triggered. The skill folder holds 2 other files (for example `areas/react.md`).

It sits in Development, covering Code review. It works with React. The repository describes itself as: The data and operations foundation for hardware.

When your agent uses it

  • Asked to go back and review your changes
  • Check whether an approach holds up
  • Audit a plan before implementing it

Example prompts

  • “/eb-review”

Workflow steps

2 steps, taken from the first numbered list in SKILL.md.

  1. Written code. A fix or small feature this session just implemented.
  2. A proposed solution. An approach or implementation plan still on the table. This

What it can do on your machine

Read from SKILL.md and the folder at commit c0c5749. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Eb Review loads about 2.1k tokens when it runs. Until then it costs about 135 tokens; SKILL.md has 1,175 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~135
When it runs · the whole SKILL.md, loaded when a task matches
~2.1k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 1,175 words (~2,074 tokens).

“Quick review asks whether this is good software, not whether it works. The subject is one small, self-contained piece of work: the fix or feature this session just wrote, or the solution it is about to write. Nine lenses, all…”

— opening of SKILL.md by synnaxlabs, Custom licence
name
eb-review

Read the full SKILL.md on GitHub

Files

SKILL.md and 1 other file in .claude/skills/eb-review of synnaxlabs/synnax.

  • SKILL.md
  • areas/react.md

Open the folder on GitHubat commit c0c5749

Compare with similar skills

Eb Review next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Eb Review compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Eb Review this skillsynnaxlabs/synnax128—~2.1kAutomated safety check: PassCustom licence
@pierre/diffs Code Renderingpierrecomputer/pierre6.3k2 repos~803Automated safety check: PassApache-2.0
Cherry Studio PR ReviewCherryHQ/cherry-studio53k—~3.9kAutomated safety check: PassAGPL-3.0
Performance CheckZeroDeng01/sublinkPro1.7k—~1.8kAutomated safety check: PassMIT
Code Reviewnteract/semiotic2.7k—~1.5kAutomated safety check: PassApache-2.0
Code Review SkillRain-kl/OpenFlare289—~2.3kAutomated safety check: NotesMIT

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Works with

Categories

Questions about Eb Review

What does Eb Review do?

Process and hard rules for a fast software quality audit of work this session just produced, or of a solution being proposed before it is built. Eb Review is an agent skill from synnaxlabs/synnax. Process and hard rules for a fast software quality audit of work this session just produced, or of a solution being proposed before it is built.

When should I use Eb Review?

Eb Review fits situations like: asked to go back and review your changes; check whether an approach holds up; audit a plan before implementing it.

How do I install Eb Review in Claude Code?

Run `npx skills add synnaxlabs/synnax --skill eb-review -a claude-code`. Or copy the skill folder (.claude/skills/eb-review in synnaxlabs/synnax) into .claude/skills/eb-review in your project. Claude Code loads it when a task matches its description.

How do I install Eb Review in Codex?

Run `npx skills add synnaxlabs/synnax --skill eb-review -a codex`. Or copy the skill folder (.claude/skills/eb-review in synnaxlabs/synnax) into .agents/skills/eb-review in your project. Codex loads it when a task matches its description.

Can I use Eb Review in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add synnaxlabs/synnax --skill eb-review -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/eb-review, .gemini/skills/eb-review, .github/skills/eb-review and .opencode/skills/eb-review in your project.

What does Eb Review need to run?

SKILL.md names no scripts, command-line tools or credentials: Eb Review is instructions for the agent only.

Does Eb Review access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Eb Review safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Eb Review use?

Eb Review has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Eb Review use?

About 2.1k tokens (SKILL.md is roughly 8.3k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Eb Review?

Skills that share tags, products or a category with Eb Review: @pierre/diffs Code Rendering (pierrecomputer/pierre, 6.3k stars), Cherry Studio PR Review (CherryHQ/cherry-studio, 53k stars), Performance Check (ZeroDeng01/sublinkPro, 1.7k stars) and Code Review (nteract/semiotic, 2.7k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Eb Review?

synnaxlabs (a GitHub organization) maintains it in synnaxlabs/synnax, which has 128 GitHub stars. The repository holds 10 skills in this directory. The repository was last updated on October 10, 2026.

Source: synnaxlabs/synnax on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.