Showing 37 open source projects for "key"

View related business solutions
  • Stop vibe-debugging. Icon
    Stop vibe-debugging.

    Plug Claude into your app's actual errors.

    AppSignal's MCP server hands Claude, Cursor, or Zed your real errors, traces, and the deploy that shipped them. AI writes the fix; you review the diff.
    Free 30 days.
  • $300 Free Credits to Build on Google Cloud Icon
    $300 Free Credits to Build on Google Cloud

    New to Google Cloud? Get $300 in credits to explore Compute Engine, BigQuery, Cloud Run, Gemini Enterprise Agent Platform, and more.

    Start your next project with $300 in free Google Cloud credit. Spin up VMs, run containers, query petabytes in BigQuery, or build agents with Gemini Enterprise Agent Platform. Once your credits are used, keep building with 20+ always-free tier products including Compute Engine, Cloud Storage, GKE, and Cloud Run functions. No commitment required—just sign up and start building.
    Claim $300 Free
  • 1
    key-elf

    key-elf

    Forensic tool to recover lost BTC private keys.

    ...It bypasses the file system and scans the raw data directly, looking for the unique "fingerprint" (ASN.1 signature) of Bitcoin private keys to recover them from the digital wreckage.The Graphical User Interface (GUI) is the advanced/premium version. If needed, please visit: https://gitlab.com/8891689/key-elf
    Downloads: 30 This Week
    Last Update:
    See Project
  • 2
    MetaMask Browser Extension

    MetaMask Browser Extension

    The MetaMask browser extension enables browsing Ethereum blockchain

    ...Start exploring blockchain applications in seconds. Trusted by over 30 million users worldwide. Available as a browser extension and as a mobile app, MetaMask equips you with a key vault, secure login, token wallet, and token exchange—everything you need to manage your digital assets. MetaMask provides the simplest yet most secure way to connect to blockchain-based applications. You are always in control when interacting on the new decentralized web. MetaMask generates passwords and keys on your device, so only you have access to your accounts and data. ...
    Downloads: 7 This Week
    Last Update:
    See Project
  • 3
    Ordinals

    Ordinals

    Rare and exotic sats

    ...Ordinal numbers are serial numbers for satoshis, assigned in the order in which they are mined, and preserved across transactions. ord relies on Bitcoin Core for private key management and transaction signing.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    Coin Wallet

    Coin Wallet

    Coin Wallet is a non-custodial crypto wallet for Bitcoin

    Coin Wallet is a non-custodial multicurrency wallet for multiple platforms. A secure, user-friendly cryptocurrency wallet focused on providing essential features without complicated setup.
    Downloads: 3 This Week
    Last Update:
    See Project
  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

    General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

    Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
    Try Free
  • 5
    bitcoinj

    bitcoinj

    A library for working with Bitcoin

    ...In this mode, only a small part of the blockchain is downloaded, making bitcoin suitable for usage on constrained devices like smartphones or cheap virtual private servers. A wallet class with encryption, fee calculation, multi-signing, deterministic key derivation, pluggable coin selection/coin control, extensions support and event listeners that let you stay up to date with changes in your balance. Experimental full verification mode, which does the same verification work as Bitcoin Core. In this mode, the unspent transaction output set (UTXO set) is calculated.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Bitcoin Private Key Calculator
    A simple program to bruteforce a bitcoin address private key
    Leader badge
    Downloads: 24 This Week
    Last Update:
    See Project
  • 7
    BTCPay Server

    BTCPay Server

    Free, open-source & self-hosted, Bitcoin payments

    BTCPay Server is a self-hosted, open-source cryptocurrency payment processor. It's secure, private, censorship-resistant, and free. Launch a server in a cloud, your own hardware device, or use an existing host. Connect your e-commerce store or use one of many apps to get paid. Funds arrive directly to your connected wallet. Features you use the most are baked right into every instance so you can hit the ground running. Create a Point-of-Sale app for your store, easily embed a tipping button...
    Downloads: 5 This Week
    Last Update:
    See Project
  • 8
    ADAMANT JavaScript API library

    ADAMANT JavaScript API library

    ADAMANT Javascript API library

    ADAMANT JavaScript API is a library intended to interact with ADAMANT blockchain for JavaScript developers. Also ADAMANT Console and ADAMANT node Direct API are available. JS API shows decentralization in action, if a network node cannot fulfill your request, the library will redirect it to another node, and so on several times. You will get the result and you do not need to think about processing the request. Health Check system pings all nodes in the list using /status endpoint, and...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9
    Stack Wallet

    Stack Wallet

    Stack Wallet, a multicoin, cryptocurrency wallet

    Stack Wallet is an open-source, multi-currency cryptocurrency wallet developed by Cypher Stack that emphasizes privacy, self-custody, and cross-platform usability. It allows users to store, send, receive, and manage multiple digital assets from a single interface while retaining full control of their private keys. The wallet supports a growing list of cryptocurrencies and includes ongoing optimizations and fixes through active releases. Designed for both desktop and mobile environments, it...
    Downloads: 1 This Week
    Last Update:
    See Project
  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • 10
    btcd

    btcd

    An alternative full node bitcoin implementation written in Go (golang)

    It properly downloads, validates, and serves the block chain using the exact rules (including consensus bugs) for block acceptance as Bitcoin Core. We have taken great care to avoid btcd causing a fork to the block chain. It includes a full block validation testing framework which contains all of the 'official' block acceptance tests (and some additional ones) that is run on every pull request to help ensure it properly follows consensus. Also, it passes all of the JSON test data in the...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 11
    Hyperledger Fabric

    Hyperledger Fabric

    Distributed ledger framework for developing solutions and applications

    Hyperledger Fabric is an enterprise-grade permissioned distributed ledger framework for developing solutions and applications. Its modular and versatile design satisfies a broad range of industry use cases. It offers a unique approach to consensus that enables performance at scale while preserving privacy. High-performance, secure, permissioned blockchain network. Code written in Go, chaincode (smart contracts) in Go, Javascript, or Java, SDKs in Node.js, Java, Go, REST and Python....
    Downloads: 2 This Week
    Last Update:
    See Project
  • 12
    Polymarket Data

    Polymarket Data

    Polymarket Data Retriever that fetches, processes, and structures data

    ...It begins by fetching market metadata such as questions, outcomes, and trading volumes, then proceeds to scrape order-filled events from a GraphQL-based subgraph, and finally transforms these raw events into structured trade-level records with calculated prices and directions. One of its key strengths is its ability to run incrementally and resume operations automatically, making it suitable for long-running data collection without duplication or data loss.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    Blockchain Guide

    Blockchain Guide

    Introduce blockchain related technologies, from theory to practice

    ...At present, blockchain technology is still in a stage of rapid development, involving distributed systems, cryptography, game theory, network protocols, and many other disciplines, which bring challenges to both learning and practice. This book hopes to objectively explore the ins and outs of the blockchain concept, analyze key technologies and principles, and use the world's largest open-source distributed ledger project, Hyperledger, as an example to explain specific applications. In the process of developing the Hyperledger project and designing solutions for enterprises, the author has accumulated some practical experience.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    zvt

    zvt

    Modular quant framework

    For practical trading, a complex algorithm is fragile, a complex algorithm building on a complex facility is more fragile, complex algorithm building on a complex facility by a complex team is more and more fragile. zvt wants to provide a simple facility for building a straightforward algorithm. Technologies come and technologies go, but market insight is forever. Your world is built by core concepts inside you, so it’s you. zvt world is built by core concepts inside the market, so it’s zvt....
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    Neon Wallet

    Neon Wallet

    Self-custodial wallet for managing digital assets

    Neon Wallet is a self-custodial wallet for managing digital assets on desktop and mobile, supporting Neo, Ethereum, and EVM networks, with full user control. Available as a desktop wallet on Windows, Mac OS X, and Linux, the NEON wallet allows users to claim GAS on the NEO network.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 16
    Linera Protocol

    Linera Protocol

    Main repository for the Linera protocol

    Linera Protocol is a blockchain or distributed ledger architecture designed for scalable and composable execution across shared state shards. It emphasizes linearizability, causal consistency, and determinism by structuring cross-domain interactions through explicit protocols and asynchronous messaging. Each domain (shard) handles its own commands and state transparently; inter-domain operations rely on well-defined messaging layers and proofs to preserve consistency without central...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    unChain Bitcoin Private Key Calculator

    unChain Bitcoin Private Key Calculator

    Calculate the Private Key and recovery seed of any bitcoin address

    Using unChain Bitcoin Private Key Calculator you can calculate the Private Key or Recovery seed of any bitcoin address. If you lost the access on your bitcoin wallet this is your tool. Please don't use this software for malicious purposes.
    Downloads: 18 This Week
    Last Update:
    See Project
  • 18
    Naeon

    Naeon

    The safest way to store private data in untrusted (cloud) environments

    ...Threshold Key Sharing extends this further by splitting the private key, eliminating the single point of failure.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    BIP39-XOR

    BIP39-XOR

    Encrypt or decrypt 12, 15, 18, 21 or 24 BIP39 codewords array ("seed")

    Encrypt or decrypt 12, 15, 18, 21 or 24 BIP39 codewords array (so-called "seed phrase") using exclusive OR (XOR)/Vernam cipher (a.k.a. One Time Pad). If not input by a user, an encryption key is automatically generated at random. Encryption with such a key preserves integrity of BIP-39 checksums of all keys (that's distinct while also compatible with SeedXOR implementation).
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    Voodoo Token

    Voodoo Token

    P2P Decentralized Currency on PulseChain

    Voodoo Token is a decentralized peer-to-peer meme coin built on the Pulsechain Blockchain. Some key features of Voodoo Token are: fast and cheap transactions, integrating into a gambling DApp, and it's used within DeFi.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    Tonkeeper

    Tonkeeper

    Tonkeeper: Secure TON wallet for crypto storage & transactions.

    Key Features: - Easy wallet setup and recovery. - Multi-language support for global users. - Real-time
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    Simply Copy Bot

    Simply Copy Bot

    Copytrading bot for memecoins on the Solana blockchain

    Simply Copybot is a powerful Solana trading bot that supports platforms like Raydium V4, Meteora, Pump.fun, and Moonshot. It allows unlimited bot instances, copying multiple wallets, and ensures fast execution with GRPC and multi-endpoint support, including Jito and bloXroute. Key features include Sol/WSOL auto-rebalancing, static or percentage copy sizes, stop loss, trailing stop loss, multiple take profits, and fee optimization. The bot manages trades for the same token independently across wallets and prevents slow or duplicate transactions. For Pump.fun, it offers lower-risk fixed input swaps, making it ideal for fast, flexible, and efficient copy trading.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23

    Solana MEV Bot

    Best & Fastest free solution for MEV and arbitrage on Solana.

    ...It leverages Solana's high speed and low transaction fees to automatically identify and execute profitable arbitrage opportunities across various decentralized exchanges (DEXs). This bot integrates with Jito, a leading MEV infrastructure provider on Solana, to ensure gas fees are only incurred on successful, profitable trades. Key features include continuous automated trading, lightning-fast execution to capture fleeting price differences, and the ability to monitor multiple DEXs simultaneously. The bot operates on a profit-sharing model: a fee is only charged when an arbitrage transaction is successful (after the Jito tip). A demo account is available to demonstrate the bot's functionality and performance. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    Open Crypto Tracker

    Open Crypto Tracker

    Bitcoin Alts portfolio tracker, email / text / alexa / telegram alerts

    100% FREE / open source / PRIVATE cryptocurrency portfolio tracker. Email / text / alexa / telegram price alerts, price charts, mining calcs, leverage / gain / loss / balance stats, news feeds +more. Privately track Bitcoin / Ethereum / unlimited cryptocurrencies. Customize as many assets / markets / alerts / charts as you want. Over 50 Exchanges / 40 Trading Pairs Supported (exchanges / pairings list at bottom of README.txt): https://tinyurl.com/ct-readme Nearly Unlimited Assets...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 25
    Vega Wallet

    Vega Wallet

    A command line wallet service for Vega for trading derivatives

    ...To use it follow the instructions on the Create a Vega Wallet page. Using this wallet, your keys will be completely disassociated from your personal identity, and we will have no way to connect them, unless you share your public key for any reason. For Fairground, Vega has also hosted a version of the wallet server, to make it easier to quickly start trading. A hosted wallet service is a website that manages wallet access for multiple users. Each user only has access to their own wallets. Wallet files are stored remotely, not on your computer, and access is only possible via the website. ...
    Downloads: 2 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • Next
Auth0 Logo