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The ASN.1/C and ASN.1/Python Web Compilers convert an ASN.1 schema into C and Python source code, respectively. This allows you to create applications that encode, decode, and validate the data defined by the schema.

The compilers can be purchased via either a credit card or a wire transfer. After the purchase you will receive a license key via email with instructions how to register it under your account. Need help deciding which product you need? Contact us.

ASN.1/Python Annual Subscription Enables advanced features and redistribution of the generated codec as part of an end-user application. $42 per user, per month (billed annually) License agreement ASN.1/Rust Annual Subscription Enables advanced features and redistribution of the generated codec as part of an end-user application. contact sales * volume discounts are available * ASN.1/C Web Annual Subscription Enables advanced features and redistribution of the generated codec as part of an end-user application on standard platforms (Windows, Linux, Mac). contact sales * volume discounts are available *

ASN.1/Python	Free license	asn1.io commercial license
Unlimited schema size	✗	✓
Samples with random values (useful for testing)	✗	✓
Generated codec namespace	default	customizable
Selection of schema types to generate code for	top only	any
Generated code watermark	present	removed
30 days use limit	present	removed
Code deployment	✗	✓
Commercial features of VS Code ASN.1 extension	✗	✓
Support	✗	✓
Latest fixes and releases	✗	✓