Skip to content

₿1bitcoin.io

Rainbow Calculator Halving Fees Fear & Greed Whales

Tools⌄

Bitcoin tools →

Calculators

Bitcoin buying-cost estimator Satoshi converter & payment QR Bitcoin UTXO calculator Bitcoin DCA calculator If I bought Bitcoin… Bitcoin mining calculator

Markets & tracking

Bitcoin overview Bitcoin price prediction Bitcoin portfolio tracker Bitcoin price & fee alerts Bitcoin returns & drawdowns Bitcoin halving cycle comparison

Network & transactions

Bitcoin network statistics Bitcoin supply & issuance Bitcoin transaction checker Stuck Bitcoin transaction

Wallets & payments

Bitcoin wallet finder Accept Bitcoin as a business Lightning invoice decoder

Tutorials Hub

English⌄

Português (Brasil)

हिन्दी

Bahasa Indonesia

Українська

1Bitcoin/Hub/Developer tools & open source

BITCOIN & CRYPTO DIRECTORY

Developer tools & open source

Libraries, SDKs, APIs and public repositories for building with crypto.

Search the Hub

ExploreBitcoinAll crypto

Merchant map ↗Useful collections →Explore GitHub projects ↗

Categories⌄

All categories44,318 Buy, sell & trade743 Wallets & custody468 Spend crypto30,136 Accept payments52 Lightning & nodes122 Hosting & infrastructure162 Developer tools & open source7,130 Explorers & analytics1,410 Mining & equipment115 Staking & DeFi3,756 Portfolio & tax39 Security & privacy117 Learn & connect68

About the Hub ↗

Refine your search⌄

Listing typeNetworkSort by

More filters⌄

CountryBusiness typePayment optionPlatformCustodyCityPricingIdentity checksService available in

Search nearby

LatitudeLongitudeDistance

Your coordinates are used only when you choose a nearby search.

Developer tools & open source

7,130 listings

Developer tools & open source

ten-protocol/ten-documentation

Public crypto repository written primarily in JavaScript.

blockchainblockchain technology

☆ 32 +0 / 7dView listing →

Developer tools & open source

optinsoft/gen_eth

Public crypto repository written primarily in C.

addresscuda

☆ 32 +0 / 7dView listing →

Developer tools & open source

0xaaiden/smoldata

Public crypto repository written primarily in JavaScript.

blockchainethereum

☆ 32 +0 / 7dView listing →

Developer tools & open source

debridge-finance/desdk

Public crypto repository written primarily in TypeScript.

blockchainethereum

☆ 32 +0 / 7dView listing →

Developer tools & open source

refcell/snowglobe

Public crypto repository written primarily in Solidity.

ethereumevm

☆ 32 +0 / 7dView listing →

Developer tools & open source

chainbound/apollo

Public crypto repository written primarily in Go.

blockchaindata science

☆ 32 +0 / 7dView listing →

Developer tools & open source

sv1sjp/Blockchain_Camera

Public crypto repository written primarily in Python.

bcamblockchain

☆ 32 +0 / 7dView listing →

Developer tools & open source

cawfree/opensea-submarine

Public crypto repository written primarily in TypeScript.

erc1155erc721

☆ 32 +0 / 7dView listing →

Developer tools & open source

EatTheBlocks/bootcamp

Public crypto repository written primarily in JavaScript.

blockchaindapp

☆ 32 +0 / 7dView listing →

Developer tools & open source

dakma-dev/gloomberg

Public crypto repository written primarily in Go.

blockchainethereum

☆ 32 +1 / 7dView listing →

Developer tools & open source

limcheekin/eth-dapps-nextjs-boiletplate

Public crypto repository written primarily in TypeScript.

ethereumethereum dapp

☆ 32 +0 / 7dView listing →

Developer tools & open source

AlanBinu007/BlockChain-Web-3.0-React-with-Solidity

Public crypto repository written primarily in JavaScript.

blockchaincontract

☆ 32 +0 / 7dView listing →

Developer tools & open source

tintinweb/evm-shell

Public crypto repository written primarily in JavaScript.

ethereumevm

☆ 32 +0 / 7dView listing →

Developer tools & open source

starkware-libs/starkex-js

Public crypto repository written primarily in TypeScript.

blockchainethereum

☆ 32 +0 / 7dView listing →

Developer tools & open source

rust3r/eth-brute

Public crypto repository written primarily in Go.

brainwalletbrainwallet recover

☆ 32 +0 / 7dView listing →

Developer tools & open source

serenita-org/ethstaker.tax

Public crypto repository written primarily in Python.

cryptocurrencycryptocurrency portfolio

☆ 32 +0 / 7dView listing →

Developer tools & open source

cawfree/thegraph-react

Public crypto repository written primarily in Java.

ethereumgraph

☆ 32 +0 / 7dView listing →

Developer tools & open source

PlatONnetwork/proof_of_custody

Public crypto repository written primarily in C++.

ethereumsecure multi party computation

☆ 32 +0 / 7dView listing →

Developer tools & open source

formentor-studio/ethereum-payment-vuejs

Public crypto repository written primarily in JavaScript.

ethereumethereum contract

☆ 32 +0 / 7dView listing →

Developer tools & open source

TruSat/trusat-frontend

Public crypto repository written primarily in JavaScript.

ethereumiod

☆ 32 +0 / 7dView listing →

Developer tools & open source

ArrjunPradeep/Medic-Chain

Public crypto repository written primarily in HTML.

adminblockchain

☆ 32 +0 / 7dView listing →

Developer tools & open source

DemocracyEarth/old_dapp

Public crypto repository written primarily in JavaScript.

democracyethereum

☆ 32 +0 / 7dView listing →

Developer tools & open source

sc0Vu/vuethexplore

Public crypto repository written primarily in JavaScript.

blockchainethereum

☆ 32 +0 / 7dView listing →

Developer tools & open source

Distense/distense

Public crypto repository written primarily in JavaScript.

ethereumethereum dapp

☆ 32 +0 / 7dView listing →

← PreviousPage 248 of 298Next →

Imported records link to their sources. An entry is a discovery aid, not an endorsement. About the Hub →

Merchant map ↗Countries & cities →Useful collections →Suggest a listing +

Keep learning

↗How to choose a Bitcoin walletCompare custodial, mobile and hardware wallets by key control, backup, payment needs and fee features.↗Bitcoin safety: avoid scams and protect your privacyRecognize fake support, recovery-phrase theft, address substitution and guaranteed-return scams before sending bitcoin.

A clearer view of the bigger picture.

Charts & network

Rainbow Halving Fees Fear & Greed Whales

Tools

Bitcoin tools Calculator Satoshi converter & payment QR Bitcoin transaction checker

Tutorials

All tutorials What is Bitcoin? A beginner’s guide How to choose a Bitcoin wallet Bitcoin safety: avoid scams and protect your privacy

Hub

Hub Explore Bitcoin wallets Accept Bitcoin as a business

© 2026 1Bitcoin

Bitcoin converter ↗Bitcoin whitepaper ↗

Search 1Bitcoin

Find Bitcoin tools, guides and Hub listings.

Tools & guides

Hub listings

More Hub results →