Free Code 128 Barcode Generator
Encode any printable ASCII as a Code 128 linear barcode. The dominant format for shipping labels (UPS / FedEx / DHL internal tracking), supply chain, and warehouse logistics.
- Best for
- Shipping labels, warehouse logistics, healthcare wristbands — generic alphanumeric 1D barcode.
- Scans on
- Industrial scanners; Android Google Lens; iPhone Camera does NOT natively decode Code 128.
- When not to use
- For retail — use EAN-13 / UPC-A (POS systems expect those).
- Standards
- ISO/IEC 15417:2007 Code 128.
- QR-generator
- Gratis visittkortdesigner
- Utskrivbare WiFi-kort
- Batch CSV (500 koder)
- 40 maler
- 20 språk
Kompatibilitetsforklaring
Dette strekkodeformatet rendres monokromt med bare forgrunns- og bakgrunnsfarger. Maler, prikk-/øyeformer, gradienter, rammer og sentrumslogoer gjelder kun QR-koder og er skjult her.
Vis 30 maler til
Lagre en stil med knappen over for å beholde favorittene dine her.
Eller velg et innebygd ikon:
Vis 108 ikoner til
Rendres bak QR-en med redusert opasitet. Tvinger automatisk EC=H slik at QR-en fortsatt skanner gjennom bildet.
Batchgenerering
Last opp en CSV for å generere opptil 500 QR-koder i én batch. Hver rad blir sin egen QR — velg en mal eller overstyr 21 egenskaper per rad: farger, rammer, prikk/øye/øyeeple-stiler, gradienter, gjennomsiktighet, størrelse, feilkorrigering, format, innebygd logo og mer.
21 kolonner: type, data, filename, frametext, frame, template, fgcolor, bgcolor, size, ec, dotstyle, eyestyle, format, logo, gradient, g2, gtype, gangle, transparent, eyeball, eyecolor. Kun type og data kreves. Bruk | for å skille felt inne i data (f.eks. ssid|password|WPA).
Alle 20 QR-typer støttes, inkludert URL, WiFi, vCard, MeCard, Email, SMS, Event, Location, UPI, SEPA, PayPal, Crypto, Micro QR og rMQR. Last ned eksempel-CSV for å se hver kolonne, alle 40 maler, 11 rammestiler og de 12 innebygde logoene i aksjon.
1. Last ned eksempel-CSV · 2. Rediger med dine data · 3. Last den opp her
Lagre hele QR-en — type, alle feltverdier, stil, ramme, logo, visittkortdesign — som en enkelt .qr.json-fil. Last den inn senere for å gjenskape alt med ett klikk.
Skriv inn innhold for å generere QR-koden din
E-signaturer som holder i retten
Abundera Sign går utover grunnleggende e-signaturer. Hvert dokument får kryptografisk bevis, uavhengig verifisering og en manipulasjonsbestandig bevispakke.
- Automatisk genererte rettsklare bevispakker
- Personlig dokumentsegl — oppdager manipulasjon umiddelbart
- Forankret til 5 uavhengige systemer — ingen enkelt feilpunkt
What is Code 128?
Code 128 (ISO/IEC 15417) is a high-density variable-length linear barcode that encodes the full 128-character ASCII set. Three character subsets (A, B, C) let it switch between letters, numbers, and pure-numeric pairs for maximum density. The format is the de facto standard for shipping, logistics, and supply chain because of its compactness and the fact that every modern scanner ever made reads it.
Where Code 128 dominates
- Shipping labels: UPS PLD, FedEx Ground, DHL — internal tracking numbers are Code 128.
- Pharmaceutical serial numbers: GS1-128 with FNC1 application identifiers (we encode the data, not the AI structure — paste pre-formatted strings if you need GS1-128).
- Warehouse pick / put-away: SKU + bin-location encoded together.
- Healthcare patient ID bands: alphanumeric MRN.
- Industrial part marking: serial numbers, lot codes.
This is a 1D linear barcode — QR-style features (eye styles, dot shapes, gradients, frames, centre logos) don't apply.
Tilgjengelig på 26 språk
Fullt oversatt grensesnitt, native skriftgjengivelse og høyre-til-venstre-støtte for arabisk og urdu.
Frequently Asked Questions
Will iPhone Camera scan Code 128?
Yes since iOS 15. Android Camera (Google Lens) reads Code 128 reliably.
What's the maximum length?
Practically unlimited — we've seen 60+ characters scan reliably. Density depends on the character mix; numeric-only is densest (Subset C packs two digits per symbol).
Do I need to pick a subset (A / B / C)?
No — bwip-js auto-selects the optimal subset and inserts shift/switch codes as needed. Just paste your data.
Is GS1-128 supported?
Functionally yes — you supply the GS1 element string with parentheses around AIs (e.g. (01)09506000134352(10)ABC123). We encode the entire string as Code 128. For full GS1 compliance with FNC1 separators you'd need a GS1-aware encoder.
Can I add a logo?
No — Code 128 has no error-correction headroom for overlays.
What size should I print at?
X-dimension (narrowest bar width) of at least 7.5 mil (0.19 mm) for retail-grade scanners; 10 mil for fast-moving scanned environments.
Does this validate the input?
bwip-js rejects non-ASCII characters with an error toast. We don't pre-validate length, so you can encode arbitrary-length strings (some scanners cap reads at 80 chars).