Find your tool.
A practical toolbox for bytes, checksums, and registers.
Toolbox
v0.1 / LOCALData conversion07 tools
Bit Calculator
Convert numbers, edit register bits, generate field masks, and change byte order in one workspace.
HEX Merge
Merge HEX and BIN files, set load addresses, inspect overlaps, and export HEX or padded BIN.
HEX ↔ String
Decode HEX bytes or encode text. Choose an encoding, copy code arrays, and export bytes.
Base64 Decode/Encode
Decode Base64 to text or binary. Encode text, HEX, or files. Copy developer formats or download BIN.
JSON formatter
Format, validate, and minify JSON. Preserve large numbers, locate errors, and inspect matching tokens.
C struct decoder
Decode HEX using a C struct or typedef. Detect field sizes and offsets, choose packing, and edit fields.
TLV parser
Split HEX into records with BLE advertising, NFC Type 2, BER-TLV, or editable custom formats.
Checksums01 tool
Firmware analysis02 tools
Firmware Memory Lens
Inspect Flash and RAM use, find large symbols and objects, and compare firmware builds.
Strings extractor
Find readable strings in binary files. Edit length, encoding, byte range, and matching conditions.