Developer Applications Showcase Suite

Application Showcase Hub

Explore interactive developer utilities, mainframe translation tools, and financial protocol parsers built for performance.

Live App Mainframe & Banking

IBM Character Set TLV Parser

BER-TLV Inspector & Mainframe EBCDIC Translator

Comprehensive developer utility to parse nested BER-TLV structures, inspect EMV tag hierarchies, explore 256-character IBM EBCDIC hex matrices, and perform bidirectional literal translations with 15+ IBM Code Pages.

15+ IBM EBCDIC Code Pages (IBM037, IBM500, IBM1047, IBM273...)
Recursive BER-TLV Nested Tree Visualizer & Tag Search
Interactive 16x16 Hexadecimal Character Matrix Grid
Bidirectional Hex <-> EBCDIC Raw Literal Converter
IBM EBCDICBER-TLVEMV ISO-7816Hex InspectorMainframe
BER-TLV Inspector • IBM037 EBCDIC DEMO
EMV Hex Payload 35 BYTES
6F21 8407 A0000000031010 A516 500B C8C5D3D3D640E6D6D9D3C4 9F02 06 000000001000
Decoded Node Hierarchy
Tag 84 DF Name (AID)
A0000000031010 (Visa Credit/Debit)
Tag 50 Application Label
HELLO WORLD
Tag 9F02 Authorized Amount
$10.00 (000000001000)

Protocol Tools & Engineering Pipeline

(2 upcoming)
In Development Mainframe & Banking

ISO 8583 Financial Switch Packager

Bitfield Inspector & Message Switch Deconstructor

Interactive point-of-sale and ATM protocol packer supporting Primary & Secondary Bitmaps, MTI classification (0100, 0200, 0800), and variable-length field validation.

Primary & Secondary 64/128-bit Bitmap Grid Analysis
LLVAR & LLLVAR Dynamic Length Field Decoding
Field 55 EMV Chip & Field 48 Private Data Extraction
ISO 8583Bitmap PackingMTI RoutingSwitch Architecture
Roadmap
Planned Payments & Protocols

SWIFT MT & ISO 20022 Syntax Transformer

Financial Messaging Mapper & Cross-Border Validator

Cross-standard mapper translating legacy FIN MT103 and MT202 messages into modern XML schemas (pacs.008, pacs.009, pain.001) with CBPR+ compliance rules.

MT-to-MX Block 4 Tag Mapping (Field 50K, 59, 71A)
ISO 20022 XML Syntax Schema Validation
High-Value Instant Settlement Rules Engine
ISO 20022SWIFT MT103pacs.008CBPR+ Standards
Roadmap

Joel Tan

Software Engineer • Fullstack & GenAI