psbt

Audited & minimal library for creating, signing & decoding Bitcoin transactions.

msigner is an open source Bitcoin Ordinals Partially Signed Bitcoin Transactions (PSBT) signer library. It supports atomic swap of the inscription and provides a simple and secure way to structure Bitcoin transactions for marketplaces.

Self sovereign, secure, powerful, easy to use wallet that utilizes your own node as a backend. Powered by PSBT's and descriptors. Acts as an offline signer using your node as a watch-only wallet.

Cove - The simple bitcoin wallet

A Python library for 'bitcoin cryptography'

python-bitcointx is a python3 library providing an easy interface to the Bitcoin data structures

PSBT offline signer, available on Android and CLI

BBQr: Encodes larger files into a series of QR codes so they can cross air gaps

A versatile library for Bitcoin, Dogecoin, Litecoin, Dash, BSV and Bitcoin Cash. Supports P2PK, P2PKH, P2SH, P2WPKH, P2WSH, Taproot, with advanced creation, signing, and spending capabilities.

Bitcoin PSBT signer, descriptor exporter and more.

Recursive Rune | Provenance (Etching, minting, claiming, reinscribe, parent/child inscription)

A DEX on BTC based on PSBT

Your iOs device in a Bitcoin multi-sig

BitcoinJ extensions: BIP39/44/47/49/84, bech32

Pragmatic Bitcoin Taproot toolkit: Taproot engineering, Inquisition opcode templates (CAT/CSFS/CTV/APO), and covenant protocol research.

Modern & lightweight implementation of bitcoin standards without rust-bitcoin/miniscript dependencies

UTXO Splitting, merging, sending with optimized fee according to user's selection (contains 3 levels)

RESTful API endpoints for managing marketplace listings and offers, featuring configuration through environment variables, middleware integration, and detailed Swagger UI documentation

This is Bitcoin project what I did so far. I completed Join PSBT, BTC Non-Custodial Staking, MultiSig Wallet(Taproot, Native Segwit), Ordinal Inscribe | Mint, Rune Airdrop | Recursive | Reinscribe | Etching | Transfer to multi users in one tx, UTXO split | merge etc. Hope this refer help all developers for build their bitcoin project