One bridge between every
European activity code.
Map EU NACE Rev 2.1 down to 5th-digit national subclasses across 27 EU nations, the UK and Switzerland — for entrepreneurs, analysts and devs.
No account needed. Free utilities are open to everyone.
“The only graph-native map of Europe's activity codes — walk it, don't just search it.”
Explore the graphFive utilities, one taxonomy
The same normalised data powers all five. Free for keyword search and local-code decoding; the cross-border matrix and grid stay open for SEO and research, with downloads and history gated by the developer API.
Global & Local Keyword Search
Search across English NACE titles and localised national descriptions in one query.
Open utility →B · FreeLocal Code Decoder
Translate a Portuguese CAE, French NAF or German WZ code back to its EU parent tree.
Open utility →C · Cross-borderCousin Reference Matrix
From your Dutch ZZP code to the matching Portuguese ENI CAE — instantly.
Open utility →D · Analyst gridMulti-Country Class Grid
Compare every national 5-digit subclass across countries, side by side.
Open utility →E · InteractiveNACE Tree Explorer
Walk the full EU NACE hierarchy as a live graph — sections → divisions → groups → 4-digit classes.
Open utility →Free ebook
The plain-language NACE handbook
What NACE is, who governs it, and how to read every European activity code — written for the general public. Also available as a PDF or EPUB.
Open-core API
Build with the same engine that powers this site.
The web app is a thin client over a private cross-border taxonomy gateway. Ship the same lookups inside your CRM, accounting platform, AI agent or MCP server with a single API token.
curl -s "https://nacebridge.dev/api/v1/cousins?country_iso=NL&code=6201" \
-H "X-API-Key: nb_live_…"
# → { anchor: "6201",
# eu_class: { class_code: "62.01", title: "Computer programming activities" },
# cousins: [
# { country_iso: "DE", local_subclass_code: "62.01.0", ... },
# { country_iso: "FR", local_subclass_code: "6201Z", ... },
# { country_iso: "PT", local_subclass_code: "62010", ... } ] }Ask an AI
Hand NACEBridge to your favourite AI.
Open a fresh chat pre-loaded with a NACEBridge seed prompt. The assistant will discover the MCP server and live data on its own — no copy-paste, no hallucinated mappings.
https://nacebridge.dev/mcp