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asn.1 playground
Compile, Encode, Decode
Provide your schema or use a standard one to encode or decode your data.
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schema analyzer
Improve your schema
Multiple rules across multiple categories to improve your schema.
Need help selecting your product?
See which scenario fits your requirements.
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nas playground
Decode NAS Messages
Troubleshoot your NAS messages by converting them from binary to text.
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asn.1/python
new
Python all-source encoder/decoder
Get the data bindings for your schema, encode, decode, validate your data.
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asn.1/c web
new (beta)
C all-source encoder/decoder
Get the data bindings for your schema, encode, decode, validate your data.
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pki/der inspector
Inspect crypto data
Troubleshoot certificates, keys and other PKI data.
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cdr inspector
new
Call Data Records Decoder
Troubleshoot and validate telecom Charging Data Records and schemas. Various formats are supported.
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json/ schema2asn
Have JSON? Get ASN.1
Infer an ASN.1 schema from JSON with a few clicks.
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proto2asn
Migrate Proto schema into ASN.1 schema
Try an international standard alternative for Google Protocol Buffers.
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asn1vcx
Microsoft VS Code extension
ASN.1 syntax highlighter, validator, with autocomplete, encode and decode, for Visual Studio Code.
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asn1doc
Document your schema
Create an HTML document from your schema with a few clicks.
BUY a license - get more FEATURES.
DESKTOP ASN.1 tools and compilers.