Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
Locale vocabulary audit (calques, inventeds, foreign slips). Local CLI via stdio — no hosted API.
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We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.
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Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json
{
"mcpServers": {
"lexaudit": {
"command": "uvx",
"args": [
"lexaudit"
]
}
}
}Run this in your terminal
claude mcp add lexaudit -- uvx lexauditPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"lexaudit": {
"command": "uvx",
"args": [
"lexaudit"
]
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
Paste into .vscode/mcp.json in your project
{
"servers": {
"lexaudit": {
"type": "stdio",
"command": "uvx",
"args": [
"lexaudit"
]
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
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Runs on your computer; the tool list appears in your AI app after you install it.
We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 7, 2026
The registry name was verified with the GitHub account nareyko, which owns the repo
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
This one runs on your computer; there is no internet endpoint
Runs on your computer and uses local settings instead
Runs on your computer; we can only read tool lists from internet endpoints
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It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.
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It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).
The GitHub repo last changed –, and the latest version (0.3.1) reached the registry 8 days ago.
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Python (uv) on your computer.
In the same category: Spec Driven Development, Remote Desktop Commander, LexPact UK Contracts
Servers in the same category from other makers, sorted by stars.
Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.
Generate UK-law contracts: NDA, service, freelance, recruiter terms of business, IR35.
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Finds odd, wrong or copied-from-another-language words in your texts, and tells you which pages to fix first.
You write or translate articles, courses or documentation. A normal spellchecker shouts about every brand name, abbreviation and long German word, and still misses the words that really hurt: a word copied from another language ("calque"), a real word used with the wrong meaning ("false friend"), or a word someone invented.
lexaudit reads your files, ignores the harmless things, and gives you a short ranked list: "look at this page first." It runs on an ordinary laptop in about a second. No graphics card, no internet, no account.
It only reports. It never changes your texts.
Unknown terms? See the glossary. 0.3.0 prep and publish path: docs/p1-INDEX.md.
en), German (de), Spanish (es), Polish (pl), Russian (ru), Swedish (sv), Ukrainian (uk)pipx run lexaudit audit --path . --locale en --check
Missing spelling dictionaries download automatically into your user cache. No GPU. No config file required. Exit code 1 means confirmed calques or invented words remain.
Optional helpers: lexaudit doctor, lexaudit fetch-dicts, lexaudit init.
# One file or folder, no settings file needed
uv run lexaudit audit --path ./README.md --locale en
uv run lexaudit init uv run lexaudit audit --locale en
The reports are in the output folder, one subfolder per language. Start with queue.md:
| score | unique_suspects | path | top_words |
|---|---|---|---| | 12.0 | 2 | docs/en/en-04-defect-known-calques.md | orientir surveyness | | 6.0 | 1 | docs/en/en-05-defect-false-friend.md | denseness | | 1.6 | 2 | docs/en/en-03-clean-unseen-jargon.md | vinylester haulout |
A higher score means "look here first". top_words shows the words behind the score.
uv run lexaudit explain orientir --locale en
word: orientir (normalized: orientir, locale: en)
status: calque (tier: confirmed) reason: loan-calque-orientir | detectors: calque, hunspell editorial hint: working rule / ballpark / figures - not orientir
uv run lexaudit audit --config examples/synthetic-demo/lexaudit.config.yaml
Then open tmp/synthetic-demo-out/ /queue.md.
We built a 42-page test set in all 7 languages: 21 clean technical pages and 21 pages with planted problems. Some problems are known to the rules, some are brand new words the rules have never seen. Details: docs/synthetic-benchmark.md.
| Setup | Bad page in top 2 | Bad page in top 3 | Recall@2 | Recall@3 | MAP (0 to 1, higher is better) | Known problems found | Brand-new neologisms found | Combined planted problems | Clean-page FP / 1k tokens | Time |
|---|---|---|---|---|---|---|---|---|---|---|
| A. Plain spellchecker | 0.0% | 23.8% | 0.0% | 23.8% | 0.389 | 0.0% (0/26) | 0.0% (0/7) | 0.0% (0/33) | 81.2 | 0.48 s |
| B. Plus your word lists | 7.1% | 23.8% | 4.8% | 23.8% | 0.421 | 0.0% (0/26) | 0.0% (0/7) | 0.0% (0/33) | 47.1 | 0.56 s |
| C. Full lexaudit | 100.0% | 100.0% | 66.7% | 100.0% | 1.000 | 100.0% (26/26) | 100.0% (7/7) | 100.0% (33/33) | 47.1 | 2.97 s |
What this means:
Recall@2 is 66.7% when the top-2 slots are both bad (Precision@2 = 100.0%). Precision@3 / Recall@3 are 100.0% (singleton inventeds outrank repeated domain jargon).domain-term-candidate, nearly zero-weighted in ranking, and listed under Suggested glossary additions.Start with docs/README.md.
| Guide | What you learn |
|---|---|
| Glossary | Every term in plain words |
| Benchmark | The 42-page test, step by step |
| Architecture | What goes in, what comes out |
| Pipeline | The gates every word passes |
| CLI reference | All commands |
| Agent workflow | From report to fixed page |
| Scores and metrics | How pages are scored |
# Re-rank pages, filter by source (docs, academy, model_pack)
uv run lexaudit rank --locale ru --mode weighted --sources=docs
uv run lexaudit expand-needle --needle orientir --locale all \ --write-queue /abs/path/to/rewrite-queue.md
uv run lexaudit label --locale ru --top-pages 20 --top-words 50 --tiers likely,weak --profile cpu
uv run lexaudit diff --baseline .../report.json --current .../report.json --out /tmp/diff.json
Setup and checks:
uv sync --extra dev
uv run ruff check . && uv run ruff format --check . uv run mypy --strict src/ uv run pytest uv run python scripts/crap_report.py uv run mutmut run && uv run python scripts/check_mutation_score.py --min-percent 80 uv build
Test layers: unit and integration tests (branch coverage 80% or more), the 7-language benchmark, property-based fuzzing (Hypothesis), golden regression with a read-only check of your files, JSON Schema contract, complexity gate (CRAP), mutation testing (kill rate 80% or more).
Pictures in docs/images are generated from code: run python scripts/render_diagrams.py (needs Inkscape and Pillow). Never edit the JPG files by hand.
| What | License |
|---|---|
| PyPI / this repo’s code (CLI, library, YAML rules, packs) | [MIT](LICENSE) — use in products and private SaaS is fine under MIT |
| Intended future hosted multi-tenant network service (not shipped here) | Policy text: AGPL-3.0-or-later — not a second license on the MIT wheel |
| Benchmark corpora & fetched spelling dictionaries | LICENSE-THIRD-PARTY.md + upstream *.license.txt |
Full wording: docs/licensing.md. Adding rules: docs/contributing-rules.md.
Created and maintained by Vadim Nareyko (github.com/nareyko). It grew out of auditing multilingual courses and encyclopedias at FairHelm.