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ASN.1 Products

Intuitive IDE • Speed • Compact Size • BER, CER, DER, PER, CPER, OER, COER, XER, CXER, E-XER, and JSON Support •True ASN.1 2021, 2015, 2008, 2002, 1997, 1990 Capable • Quality Tracing • Precise Error Messages • Multi-Threading • Automatic Encoding/Decoding • Partial Decoding • Dynamic Runtime Options • Interpretive ASN.1 API • more features ...more

Compiler and Runtime
ASN.1/C ...

Fastest on the market. The compiler maps ASN.1 syntax into C structures. A set of feature-rich runtime libraries encode, decode, and perform auxiliary operations on application messages.
ASN.1/C++ ...

Right choice if you use object-oriented concepts in your application. The compiler maps ASN.1 syntax into true C++ classes. The runtime libraries include C++ runtime classes to encode and decode application messages.
ASN.1/C# ...

Suitable for building ASN.1 applications in a .NET environment. The compiler maps ASN.1 syntax into C# classes, and the runtime DLL facilitates encoding, decoding, and various other operations on application messages.
ASN.1/Java ...

Fastest on the market.
Most suitable for platform-independent solutions. The compiler maps ASN.1 syntax into Java classes. The runtime jar files facilitate encoding, decoding, and various other operations on application messages.

Test drive OSS Nokalva's ASN.1 Products!

Your trial includes a complete package—software, documentation, sample programs for popular ASN.1 specifications, free 24x7 technical support and more.

IDE & Tools
ASN-1Step ...

Intuitive IDE for ASN.1 analysis and development. A powerful graphical tool for working with ASN.1 messages in human readable format, featuring syntax checking, message validation, encoding, decoding, and more.

PER Analyzer ...

Highly recommended for protocol analysis and parsing PER messages at runtime. Provides detailed information about the PER encoding while allowing you to directly control the output format.

ASN1.IO Products - easy-to-use utilities for ASN.1 and NAS users

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IDE & Tools
CAGL ...

Compile-And-Go Library - best solution when you need to dynamically compile your ASN.1 spec at runtime. The perfect solution for CDR processing applications. Use it to encode & decode messages without rebuilding your application.