Trending repositories

101.bitpay / copay

Copay wallet is now Bitpay Wallet.

102.omnipin / omnipin

🌻🌸 The ultimate decentralized website deployment toolkit

• ipfs
• blockchain
• cli
• dnslink
• ens
• ethereum
• +2 more

103.Optixal / CryptoInscriber

:chart_with_upwards_trend: A live cryptocurrency historical trade data blotter. Download live historical trade data from any cryptoexchange, be it for machine learning, backtesting/visualizing trading strategies or for Quantopian/Zipline.

• cryptocurrency
• exchange
• trade
• data
• feeds
• transactions
• +10 more

104.alexk111 / HD-Wallet-Scanner

❄️ Find all used addresses in your Bitcoin HD wallets bypassing gap limits.

• bitcoin
• hd-wallet
• bitcoin-address

105.FileShot / FileShotZKE

Client-side AES-256-GCM zero-knowledge encryption library. Browser-native Web Crypto API, no dependencies. Powers FileShot.io.

• aes-256
• aes-256-gcm
• browser-encryption
• client-side-encryption
• encryption
• file-sharing
• +5 more

106.paritytech / substrateArchived

Substrate: The platform for blockchain innovators

• parity
• polkadot
• blockchain
• substrate
• client
• node

107.web3swift-team / web3swift

Full featured library for Ethereum interaction with the JSON RPC API in swift. Native ABI parsing and smart contract interactions.

• web3
• web3js
• web3-dapp
• dapp
• ethereum
• json-rpc
• +10 more

108.jprupp / haskoin-core

Haskoin Core is a Bitcoin and Bitcoin Cash library

109.paritytech / subxt

Interact with Substrate based nodes in Rust or WebAssembly

110.hyperledger-cacti / cacti

Hyperledger Cacti is a new approach to the blockchain interoperability problem

• hacktoberfest
• blockchain

111.vulpemventures / nigiri

🍣 A delicious docker box for special Bitcoin cookings

• bitcoin
• blockchain
• lightning-network
• liquid-network
• ark
• ark-bitcoin
• +1 more

112.sr-gi / bitcoin_tools

Python Bitcoin tools

• bitcoin
• tools
• python
• bitcoin-transaction
• utxo
• leveldb

113.hodgerpodger / staketaxcsv

python repo to create blockchain CSVs

114.ghgr / HFT_Bitcoin

Analysis of High Frequency Trading on Bitcoin exchanges

115.markeljan / web3gpt

Develop and deploy smart contracts using natural language.

• ai-web3
• web3-agents
• web3-ai
• agents-web3
• solidity
• ai-solidity
• +1 more

116.algorandfoundation / puya

The repository host gives no description.

• algokit
• lib

117.novasamatech / substrate-sdk-ios

Native iOS SDK for developing client apps for Substrate-based networks

• blockchain
• ios
• kusama
• polkadot
• substrate
• swift

118.yanascz / lnurld

LNURL Daemon

• bitcoin
• http-server
• lightning-network
• lnurl-pay
• raffle
• lnurl-auth
• +3 more

119.mybucks-online / app

Digital Cash Envelope for the Internet

• blockchain
• cryptowallet
• dapp
• erc20
• ethereum
• keccak256
• +12 more

120.msmolyakov / paddle

Java framework to write tests for your dApps and other smart contracts on Waves blockchain

• wavesplatform
• waves
• blockchain
• smart-contracts
• dapps
• ride
• +2 more

121.wisp-trading / wisp

Wisp CLI — Interactive trading platform for backtesting and live trading across spot, perpetual futures, options, and prediction markets

• algorithmic-trading
• cryptocurrency
• event-driven
• go
• golang
• trading-algorithms
• +2 more

122.ryanwaits / secondlayer

Instant data for apps on Bitcoin.

• clarity
• stacks
• typescript
• blockchain
• open-source
• self-hosted
• +6 more

123.kslamph / tronlib

A production-ready Go SDK for TRON: gRPC client with connection pooling, HD wallets, TRC-10/TRC-20, event decoding, transaction simulation, and shielded TRC-20 (Sapling) support. 85% test coverage.

• blockchain
• cryptocurrency
• go
• golang
• sdk
• smart-contracts
• +14 more

124.Bortlesboat / bitcoin-api

Self-hostable Bitcoin fee intelligence API with optional MCP and x402 integrations. Former public hosting is paused.

• ai-agents
• bitcoin
• bitcoin-api
• bitcoin-core
• bitcoin-node
• cryptocurrency
• +13 more

125.RioTheGreat-ai / agentfund

Kickstarter for AI Agents - Crowdfunding platform where agents fund agents

• ai-agents
• autonomous-agents
• base-chain
• crowdfunding
• escrow
• web3

126.inkonchain / node

How to run an Ink Node

127.QuipNetwork / ethereum-sdk

The repository host gives no description.

128.QuipNetwork / cpp-sdk

The repository host gives no description.

129.ConsenSys-archive / ganacheArchived

:warning: The Truffle Suite is being sunset. For information on ongoing support, migration options and FAQs, visit the Consensys blog. Thank you for all the support over the years.

• ganache
• ethereum
• blockchain

130.Zokrates / ZoKrates

A toolbox for zkSNARKs on Ethereum

• zksnarks
• ethereum
• zero-knowledge
• snark
• language
• verifiable-computation

131.wavesplatform / Waves

⛓️ Reference Waves Blockchain Node (client) implementation on Scala

• blockchain
• cryptography
• smart-contracts
• decentralized-applications

132.CosmWasm / cosmwasm

WebAssembly Smart Contracts for the Cosmos SDK

• cosmos-sdk
• rust
• smart-contracts
• webassembly

133.bitcoin-abe / bitcoin-abe

Abe: block browser for Bitcoin and similar currencies

134.yenom / BitcoinKit

Bitcoin protocol toolkit for Swift

• bitcoin
• bitcoincash
• bch
• btc
• swift
• spv
• +3 more

135.ethereum / casperArchived

Casper contract, and related software and tests

136.polkadot-evm / frontier

Ethereum and EVM compatibility layer for Polkadot and Substrate.

137.FuzzingLabs / octopusArchived

Security Analysis tool for WebAssembly module (wasm) and Blockchain Smart Contracts (BTC/ETH/NEO/EOS)

• security-analysis
• disassembler
• blockchain
• smart-contracts
• ethereum
• neo
• +7 more

138.jimmychu0807 / substrate-front-end-templateArchived

A Polkadot.js API + React based template for building Substrate Front Ends

139.algorand / py-algorand-sdk

Algorand Python SDK

140.subscan-explorer / subscan-essentials

Polkadot Substrate Explorer Subscan

• substrate
• blockchain
• blockchain-explorer
• explorer

141.airalab / hs-web3

Web3 API for Haskell

• haskell
• ethereum
• web3
• polkadot
• ipfs
• kusama

142.algorand / go-algorand-sdk

Algorand Golang SDK

143.bumi / lnme

Your friendly Bitcoin Lightning ⚡ payment page ⚡

• bitcoin
• lightning-network
• lightning
• lnd
• payments
• widget
• +2 more

144.philippgille / ln-paywall

Go middleware for monetizing your API on a per-request basis with Bitcoin and Lightning ⚡️

• go
• golang
• middleware
• micropayments
• pay-per-call
• api
• +5 more

145.AU-COBRA / ConCert

A framework for smart contract verification in Coq

• blockchain
• coq
• smart-contracts
• verification

146.tinymanorg / tinyman-py-sdk

Tinyman Python SDK

• algorand
• sdk
• tinyman

147.TxnLab / use-wallet

A framework agnostic wallet integration library for Algorand dApps

• algorand
• wallet
• walletconnect
• algokit
• algosdk
• defly-connect
• +5 more

148.chevdor / subwasm

Subwasm is a cli utility to look inside a Substrate WASM Runtime. It can inspect and compare the metadata of Substrate based runtimes such as Polkadot or Kusama.

• substrate
• wasm
• polkadot
• runtime
• cli
• tool
• +4 more

149.manuelmauro / algonaut

A rusty sdk for Algorand.

• algorand
• blockchain
• nft
• crypto
• rust
• wasm

150.h0ngcha0 / bitcoin4s

A Bitcoin Script Interpreter and Debugger in Scala

• scala
• bitcoin
• cryptocurrency

151.CompendiumFi / PENDAX-SDK

Javascript SDK for trading on cryptocurrency exchanges like FTX, OKX, Bybit, and more. Supports API data feeds and WebSocket. Built by the Compendium Team.

• api-wrapper
• bybit
• bybit-api
• bybit-websocket
• crypto
• cryptocurrency
• +9 more

152.wavesplatform / WavesJ

Java library for interacting with the Waves blockchain.

• java-library
• blockchain
• cryptography

153.crystal-money / money

💰 Crystal shard for dealing with money and currency conversion

• crystal
• money
• currency
• cryptocurrency
• conversion
• exchange

154.novasamatech / nova-utils

Metadata & configs for client apps in Polkadot & Kusama ecosystem

• blockchain
• dapps
• polkadot
• staking
• substrate

155.ChrisCho-H / bithoven

Bithoven is a smart contract language for composing powerful and secure instruments on Bitcoin. LR(1) parser with static analysis for compile-time safety. Formal verification paper: https://arxiv.org/abs/2601.01436

156.initlabsai / vibekit

The agentic stack for Algorand builders.

• agent-skills
• algorand
• mcp

157.drpcorg / drpc-agent-skills

Blockchain RPC skills for AI coding agents — 200+ networks via DRPC

• ai-agents
• blockchain
• claude-code
• codex
• cursor
• drpc
• +5 more

158.jarvismaximum-hue / profitplay-starter

Open BTC 5-minute prediction market sandbox for AI agents — register with one API call, get 1,000 test credits, and place a live order

• ai-agents
• prediction-markets
• starter-template
• trading-bot
• profitplay
• agent-framework
• +14 more

159.soutone / coinpulse-python

Simple Python SDK for the CoinPulse crypto portfolio API. No OAuth, no complex setup.

• api
• bitcoin
• coingecko
• crypto
• cryptocurrency
• portfolio
• +2 more