Integration tool
OFS Message Builder
Build and validate OFS messages interactively with a correctly formatted output string.
Use the toolTools
Practical tools for T24 professionals.
Build, parse, validate, and inspect common T24 message and reference formats. Tool cards, category counts, and names are generated from one shared registry.
Browse by category
OFS
OFS Tools
Build, parse, and diagnose OFS messages and responses · 4 tools
SWIFT
SWIFT Tools
Build and validate supported SWIFT test messages · 1 tool
AA
AA Tools
Build Arrangement Architecture activity messages · 1 tool
Utilities
Utilities & Reference
Convert dates and find common enquiries or versions · 3 tools
All tools
Debugging tool
OFS Message Parser
Decompose an OFS request into operation, options, user context, record ID, and data fields.
Use the toolDebugging tool
OFS Error Decoder
Classify common OFS error fragments and review likely causes and next checks.
Use the toolDebugging tool
OFS Response Parser & Error Explainer
Parse a complete T24 OFS response into status, returned fields, errors, overrides, and practical next-step guidance.
Use the toolAA tool
AA Activity Builder
Build AA.ARRANGEMENT.ACTIVITY OFS messages with product, activity, and property selection.
Use the toolSWIFT tool
SWIFT MT Builder
Build supported SWIFT MT103 and MT202 test messages with field-level validation.
Use the toolUtility
T24 Date Converter
Convert common T24 date formats and calculate offsets and differences.
Use the toolReference
Enquiry & Version Reference
Search common T24 enquiries and versions by application, module, and type.
Use the toolCOB diagnostic
T24 COB Failure Diagnostic Wizard
Follow a private decision tree for COB not started, stopped services, long-running jobs, failures, post-restore state, and suspect completion.
Use the toolPrivacy: The listed tools are designed to run in the browser. Use synthetic or redacted data and never paste credentials or customer information.
Frequently asked questions
What free T24 tools are available?
T24Guru currently lists 9 free tools: OFS Message Builder, OFS Message Parser, OFS Error Decoder, OFS Response Parser & Error Explainer, AA Activity Builder, SWIFT MT Builder, T24 Date Converter, Enquiry & Version Reference, T24 COB Failure Diagnostic Wizard. This sentence is generated from the same registry as the cards above, so new tools cannot be omitted from the inventory.
Do I need an account or installation?
No. Open the relevant tool page in a supported browser and use synthetic or redacted input.
Can I use generated output in production?
Treat the tools as development and diagnostic aids. Validate output in the appropriate non-production environment and follow local change and approval procedures.