Solana data decoder

Decode Solana account data without fighting the UI.

Pick a known layout, adjust the fields, fetch account bytes from RPC or paste encoded data, then inspect the decoded JSON in one focused workspace.

1
Choose layout
2
Load bytes
3
Inspect JSON
Layout builder
Define the account fields in byte order. Reorder only when the account schema requires it.
0 fields
Select a preset or add fields manually to start decoding.
Add a field
Load account data
Fetch raw account bytes from Solana RPC. The response fills the decoder input automatically.

Use paste mode in the decoder if you already have base64 or base58 data.

Decoder
Paste encoded bytes or use the RPC loader. Decoding updates as the layout changes.
Waiting

Encoded data

Base64 or base58 payload

Decoded JSON

Structured output from the selected field layout

No decoded data yet

Fetch account data or paste an encoded payload to see the decoded JSON.