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BNB Toolset — The BNB Smart Chain developer studioBNB Toolset
Developer Tools

Utilities for BNB Smart Chain builders

Token tools for airdrops and management, plus ABI, hashing, Merkle, and CREATE2 utilities — all in the browser.

Token Tools

Bulk Token Transfer

Token Tools

Send BNB or any BNB20 to many wallets — preview, batch up to 50 per tx, then download CSV / Excel / PDF reports.

Holders Snapshot

Token Tools

Scan Transfer logs and export a token holder list for airdrops and governance.

Token Manager

Token Tools

Mint, burn, pause, and manage BNB20 contracts you deployed with BNB Toolset.

Encoding

ABI Encoder

Encoding

Encode function calls into calldata.

ABI Decoder

Encoding

Decode raw ABI-encoded values into typed output.

Event Decoder

Encoding

Decode logs by topic and event signature.

Calldata Decoder

Encoding

Break down transaction input data into function and args.

Hashing

Function Selector

Hashing

Compute the 4-byte function selector for any signature.

Hash Generator

Hashing

Compute Keccak-256 of any UTF-8 or hex input.

SHA-256 Hash

Hashing

SHA-256 digest for content verification.

Utilities

Address Validator

Utilities

Check checksum and produce EIP-55 casing.

Timestamp Converter

Utilities

Unix ↔ ISO ↔ human dates.

Gas Calculator

Utilities

Estimate USD cost for common on-chain actions.

Math

Unit Converter

Math

Wei ↔ Gwei ↔ BNB with full precision.

CREATE2 Calculator

Math

Predict a contract address before deploying.

Merkle

Merkle Tree Generator

Merkle

Build a Merkle tree from a list of leaves.

Merkle Proof Generator

Merkle

Produce an inclusion proof for one leaf.