216 Repositories
JavaScript blockchain-security Libraries
Use Cloudflare Gateway DNS/VPN to block ads, malware and tracking domains - free alternative to NextDNS, Pi-hole and Adguard
Cloudflare Gateway Pi-hole Scripts (CGPS) Cloudflare Gateway allows you to create custom rules to filter HTTP, DNS, and network traffic based on your
Using a Decentralized Application (DApp) to Sell artwork on the Ethereum blockchain with smart contracts written in Solidity.
Decentralized Applications For Selling Limited Time Artwork This repository houses the Solidity, JavaScript, and HTML code for a Decentralized Applica
StarkNet support extension for VSCode. Visualize StarkNet contracts: view storage variables, external and view functions, and events.
StarkNet Explorer extension This VSCode extension quickly shows relevant aspects of StarkNet contracts: Storage variables of the current contract, and
Beautiful Visualizations For Your App's Dependencies 🧭
Beautiful Visualizations For Your App's Dependencies 🪱 Outputs SVGs Powered by D3 Overlays security vulnerabilities Works with npm & yarn Made by the
Profitable flashloans by arbitraging the ETH Price on Kyber and Uniswap - Bot Arbitrage
profitable_flashloans Arbitrage bot setup to search for arbitrage opportunities using the pair ETH/DAI in the Uniswap & Kyber DEXes This version of th
JellyChain1 is a blockchain network platform that supports smart contracts and can act as a payment system/cryptocurrency
JellyChain1 is an experimental blockchain network, that will serve as a starter blockchain test network and scale out database software and other applications. JellyChain1 is created to cut energy costs when mining transactions on the blockchain.
POC OF CVE-2022-21970
CVE-2022-21970 Description Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability. This vulnerability allows an attacker to execute java
Materials for 2022 ZJU-Blockchain-Course
ZJU-blockchain-course-2022 ⬆ 可以️修改成你自己的项目名。 第二次作业要求（可以删除）： 去中心化学生社团组织治理应用 每个学生初始可以拥有或领取一些通证积分（ERC20）。 每个学生可以在应用中可以： 使用一定数量通证积分，发起关于该社团进行活动或制定规则的提案（Pro
First blockchain explorer to navigate and visualize EIP-4844 blobs
Blobscan Blobscan is the first blockchain explorer that helps to navigate and visualize those EIP-4844 blobs, providing the necessary infrastructure t
EL/ASI: Encrypt Locally, Account Secure Interchange
EL/ASI: Local App Security Protocol EL/ASI (Encrypt Locally, Account Secure Interchange) defines a protocol for protecting and exchanging data in loca
HackMIT 2022. 2nd Place in Blockchain for Society sponsored by Jump Crypto. A revolutionary web application that leverages machine learning and blockchain technology to improve the crowdsourcing experience!
📕 Wikisafe 📕 Wikisafe is a revolutionary new crowdsourcing web application that innovates the process of crowdsourcing information. This application
Kittos is NFT Marketplace built with Next Js, Hardhat, Solidity, Arweave + Bundlr Client and All The CSS Magic with TailwindCSS. 😺
Kittos NFT Marketplace 😺 Built with Next Js, Hardhat, Solidity, Arweave, Bundlr and Tailwind CSS. Functionalities New Listed Assets Mint NFT Buy NFT
Contribute in this repository by raising genuine PR. Get verified, merged and earn the free swags from Hacktoberfest 2022.
Webd-and-Blockchain-development Welcome to Hacktober Fest 2022 • EVERYONE IS WELCOME ✨ • Contribute anything in In web-development and blockchain-deve
🥁 Batch contract/on-chain queries to the same block. Multicall SDK for the Klaytn blockchain.
Klaytn Multicall Built for inevitable-changes/bento Inspired by makerdao/multicall and dopex-io/web3-multicall 📦 Installation # Yarn yarn install kla
A browser extension to test the most basic security issues.
Ninja-Hacker-Cat Sidebar für Firefox This firefox extension can check your website for the most basic security issues and data leaks. It's an easy way
Lecture by lecture commits of the https://www.udemy.com/build-blockchain-full-stack/ course
Commit-by-commit breakdown of "Build a Blockchain & Cryptocurrency | Full-Stack Edition" This is a commit-by-commit breakdown of "Build a Blockchain &
⛴️ Docker extension for deepfence/SecretScanner 🔐
SecretScanner Docker Extension How to install in Docker Desktop ? Note: Method to install this extension will change once SecretScanner extension is a
Boilerplate starter template for a new Telegram Web App (TWA) interacting with the TON blockchain
TON Starter Template - Telegram Web App (TWA) Starter template for a new TWA interacting with the TON blockchain Overview This project is part of a se
Simple and customizable security middleware for GraphQL servers in Deno.
GuarDenoQL Simple and customizable security middleware for GraphQL servers in Deno Features Integrates with an Opine server in a Deno runtime. Enables
Improve the security of your API by detecting common vulnerabilities as defined by OWASP and enforced with Spectral.
Spectral OWASP API Security Scan an OpenAPI document to detect security issues. As OpenAPI is only describing the surface level of the API it cannot s
Decentralized stack for paranoids-decentralizers
Elymus: Platform & Stack for true decentralized apps Elymus is stack for dWeb: Browser, SDK, and bundle of nodes for p2p communication. It uses Repens
A framework for building blockchain-enabled web services
NOTE: Not ready for public use. Please reach out via twitter dm or email with any questions. Ponder A framework for building blockchain-enabled web se
Monitor your code for exposed API keys, tokens, credentials, and high-risk security IaC misconfigurations
Spectral VS Code extension The Spectral VS Code extension is a tool for developers that want to catch security issues (such as credentials, tokens and
D-DALLE brings together the world’s artist creativity using AI and Blockchain
D-DALLE stands for Decentralized DALL-E. This app is deployed live at ddalle.xyz on Klaytn mainnet. The AI used in this work is DALLE-2 created by OpenAI.
A developer's guide to building dapps on Fuel.
Fuel Fuel Labs is building Fuel, the fastest modular execution layer. Learn more about Fuel: Fuel docs Getting Fuelpilled: Why Developers Should Be Lo
🤑💰 Crowdfunding Platform backed by Ethereum Blockchain to bring your creative projects to life
Crypto Crowdfund For Creators Lacking the money to bring your Creative Venture to Life? Crypto Crowdfund Campaigns will help you turn your creative id
Easy auditing & sandboxing for your JavaScript dependencies 🪱
Easy auditing & sandboxing for your JavaScript dependencies 🪱 TL;DR Sandworm intercepts all sensitive Node & browser APIs, like child_process.exec or
ChainJet is a workflow automation platform specialized in blockchain and cloud infrastructure.
A workflow automation platform specialized on blockchain, with more than 300 integrations. Description ChainJet is a workflow automation platform spec
Full dynamic tool kit that is capable of deobfuscating and producing a javascript representation of Shape's Virtual Machine obfuscation
Shape Security Decompiler Tool-Kit This tool kit is capable of dynamically deobfuscating all versions of shape security's virtual machine interpreter
DFi-App showing compound transactions on Blockchain.
dbank Welcome to your new dbank project and to the internet computer development community. By default, creating a new project adds this README and so
This Next.js app is designed to be used with the Figment Learn Pathways, to help developers learn about various blockchain protocols such as Solana, NEAR, Secret, Polygon and Polkadot!
👋🏼 What is learn-web3-dapp? We made this decentralized application (dApp) to help developers learn about Web 3 protocols. It's a Next.js app that us
Patronum: Ethereum RPC proxy that verifies RPC responses against given trusted block hashes
Patronum Ethereum RPC proxy that verifies RPC responses against given trusted block hashes. Currently, most of the DAPPs and Wallets interact with Eth
Build a Blockchain and Cryptocurrency from Scratch
This is a proof of work blockchain. With a fixed price reserve currency. Miners and node operators are needed. To get started follow the instructions in the main readme.md
Multi-chain defi crypto sniper written in typescript/javascript. Fastest method of sniping with auto-sell and rug prevention features.
CryptoSniper Community Edition Multi-chain defi crypto sniper written in typescript/javascript. Fastest method of sniping with auto-sell and rug preve
A full-featured Solana Metaplex Candymachine client-side library in Typescript
Candymachine Client SDK A full-featured Solana Metaplex Candymachine client-side library in Typescript Disclaimer: The SDK is currently a pre-alpha ve
Infisical — Sync your .env securely in seconds.
Infisical Infisical is a simple, end-to-end encrypted secrets manager for your .env files. It enables teams to securely sync and manage .env files in
⚡🚀 Call multiple view functions, from multiple Smart Contracts, in a single RPC query!
ethers-multicall ⚡ 🚀 Call multiple view functions, from multiple Smart Contracts, in a single RPC query! Querying an RPC endpoint can be very costly
The wallet for everyone, built on Sui blockchain
Suiet, the wallet designed for everyone If you want to know how to install/use suiet, please visit our offical website suiet.app or docs Warning Suiet
A small and simple stress testing tool for Ethereum-compatible blockchain networks
Overview pandoras-box is a small transaction stress testing tool, part of any Ethereum client developer's toolkit. It is made for Ethereum-compatible
Interplanetary Database: A Database built on top of IPFS and made immutable using Ethereum blockchain.
IPDB IPDB (Interplanetary Database) is a key/value store database built on top of IPFS (Interplanetary File System). Project is intended to be an MVP
Decentralized video-sharing social media platform, built using Lens protocol. 🌿
Lenstube Decentralized video-sharing social media platform. lenstube.xyz About Lenstube is a decentralized video-sharing social media platform, built
Coverage-guided, in-process fuzzing for the Node.js
Jazzer.js Jazzer.js is a coverage-guided, in-process fuzzer for the Node.js platform developed by Code Intelligence. It is based on libFuzzer and brin
Metlo is an open-source API security platform.
Metlo API Security Secure Your API. Metlo is an open-source API security platform Create an Inventory of all your API Endpoints. Proactively test your
NFT sales monitoring bot for the Ethereum blockchain. (ERC721, ERC1155)
Ethereum-NFT-Sales-Bot NFT sales monitoring bot for the Ethereum blockchain. (erc721, erc1155) Table of Contents Click to expand Market Coverage GIF G
Shield is a development framework for circom developers. The core reason is to provide libraries, plugins, and testing tools to ensure code quality and security.
SHIELD Shield is a development framework for circom developers but we plan it to other languages such as CAIRO, SNARKYJS etc. The core reason is to pr
Best fast responsive discord anti nuke bot made in javascript using Discord JS@v13
Security Plus Security Plus is an advance anti nuke bot for discord server , Developed in JavaScript by using discord.js@v13 , Security Plus don't all
ChainLook is a decentralized blockchain analytics platform based on TheGraph and IPFS.
ChainLook https://chainlook.xyz ChainLook is a decentralized blockchain analytics platform based on TheGraph and IPFS. You can create beautiful widget
FlipVerse: Blockchain-based eCommerce warranty system using NFTs
FlipVerse 🔗 Blockchain-based eCommerce warranty system using NFTs DEMO LINK About the Site 🚀 Blockchain-based eCommerce warranty system using NFTs T
🛡️ Dead-simple, yet highly customizable security middleware for Apollo GraphQL servers and Envelop 🛡️
GraphQL Armor 🛡️ GraphQL Armor is a dead-simple yet highly customizable security middleware for various GraphQL server engines. Contents Contents Sup
A decentralised E-commerce platform with NFT based warranty
flipshop A decentralised E-commerce platform with NFT based warranty demo- video, developed for Flipkart Grid 4.0 Hackathon Problem Statement Currentl
Supercharge Multicall.js with nitro features 💨
multicall-nitro Supercharge Multicall.js with nitro features 💨 Highlights TypeScript support ✅ Ready-to-use calls ✍🏻 React hook ⚛️ One time call 🎯
Check the strength of your password simply and quickly, and with optional UI indicators
Check the strength of your password simply and quickly, and with optional UI indicators. Lock Steel is lightweight, has no dependencies and is connected with the UI elements. Just pure CSS and VanillaJS.
🦠🔬 Forta agent that detect deployment of smart contracts containing an exploit function
Attack Simulation Bot Description The agent detects deployment of smart contracts containing an exploit function. Using a simulation-based approach, t
The open-source security lake platform for AWS
The open-source security lake platform for AWS. Website | Docs | Community What is Matano? Matano is an open source security lake platform for AWS. It
Snippets for securing, transforming, and optimizing GraphQL APIs.
StepZen Snippets Welcome! StepZen is a unique and declarative way to build & run any-sized Graph in minutes. Explore the docs View Demo Report Bug Req
🛠️ A simple GUI of Ethereum tools and utilities for debugging
Ethereum DevTools GUI A simple GUI of Ethereum tools and utilities for debugging Demo https://lab.miguelmota.com/ethereum-devtools Tools ABI viewer sh
🚀👩🚀This repo contains all the files to follow along and implement a MultiChain NFT MarketPlace! Be sure to watch my Youtube tutorials so you can learn and follow along!
Multi-Chain NFT Marketplace 🚀 👩🚀 This repo contains all the files to follow along and implement a MultiChain NFT MarketPlace! Be sure to watch my
REST API complete test suite using openapi.json
Openapi Test Suite Objective This package aims to solve the following two problems: Maintenance is a big problem to solve in any test suite. As the AP
This is a demo project for the SecTester JS SDK framework, with some installation and usage examples
SecTester SDK Demo Table of contents About this project About SecTester Setup Fork and clone this repo Get a Bright API key Explore the demo applicati
V2.0 🚀 AI Driven PancakeSwap Prediction Bot🔮
🔮 🚀 PancakeSwap Prediction Bot (improved) v2.0 PancakeSwap Prediction Bot using AI recomendations. Folked and improved from this repository. ⭐ Pleas
On-chain snapshots of the whole blockchain state
📸 Snapshop 📸 Snapshop is a tool for creating on-chain snapshots of the whole blockchain state. It lets your smart contracts read the storage of any
⚡️ Free and trustless ASA swapper, powered by Algorand
📃 About The following repository hosts the source codes for AlgoWorld Swapper. Free and open-source swapper that allows for trustless transfers of as
CTF (Capture The Flag) is a type of information security competition that challenges contestants to find solutions or complete various tasks.
WHAT IS CTF? CTF (Capture The Flag) is a type of information security competition that challenges contestants to find solutions or complete various ta
🔑 Keagate is an open-source, high-performance alternative to popular cryptocurrency payment gateways such as Coinbase Commerce, CoinGate, BitPay, NOWPayments, CoinRemitter, CoinsPaid and more.
⛩️ Keagate – A High-Performance Cryptocurrency Payment Gateway 🚧 This project is actively in development 🚧 Table of Contents About the Project Purpo
A decentralised portal that aims to help Government Educational organisations to track student and colleges data to provide them with fellowships and programs.
DeSIDB A decentralised database built on Ethereum & Solidity. Introduction - India is a country with a population of 6.8 crore students graduating eac
Restream is a module that allows you to create a stream of an audio/video file from the Firebase storage, protected from direct download through the client-side.
nuxt-restream Restream is a module that allows you to create a stream of an audio/video file from the Firebase storage, protected from direct download
🌘light.so - The Social Blockchain Explorer
light.so The Social Blockchain Explorer. Learn more Discord · Website · Issues About The Project Ethereum for absolutely everyone The social blockch
This is a CI/CD and version controlling tool for smart contracts which is an award winning project built for ETHPrague Hackaton.
Inspiration Alfred is built-in version control and CI/CD system for your smart contracts. It uses proxy contract and a DAO to upgrade or downgrade you
Appunti Blockchain 2021/2022 LM-18
Appunti - Blockchain Appunti - Table of contents Slides 001 - Introduzione Crittografica 002 - Blockchain 003 - Bitcoin Exercises 8 Giugno 2020 Domand
Fixes code dependency issues 🤼♀️
Codependence 🤼♀️ Codependence is a JavaScript utility CLI or node tool for checking specified dependencies in a project to ensure dependencies are u
Simple trading bot that utilize Jupiter SDK on Solana blockchain.
solana-jupiter-bot CAUTION! Use at Your own risk! I take no responsibility for your transactions! ⚠️ EPILEPSY WARNING - CLI UI is constantly refreshed
Elrond blockchain CLI helper tools - interaction with APIs, smart contracts and protocol
Buildo Begins 👷 Meet Buildo. He is here to help you start creating in the Elrond blockchain ecosystem. Here is where everything begins. I'm going on
From the Linux Foundation office in New York City, welcome to The Untold Stories of Open Source
From the Linux Foundation office in New York City, welcome to The Untold Stories of Open Source. Each week we explore the people who are supporting Open Source projects, how they became involved with it, and the problems they faced along the way.
basic dissembler for Kasada's virtual machine obfuscation
Kasada Dissembler A simple kasada dissembler which is capable of tracing through and executing every single opcode in kasada's bytecode and then loggi
The beam mono repo. maintainer = [@anddddrew]
![The beam mono repo. maintainer = [@anddddrew]](https://github.com/joinbeam/beam/raw/main/assets/banner.png)
Beam Jump to: 📡 Infrastructure 🔥 Contributing 👥 Contributors ✅ Code of Conduct 🎨 Designs 🧰 Packages 📡 Infrastructure You can checkout our docume
An Ethereum-compatible blockchain with a giant capacity for storage
goliath The Goliath blockchain is an Ethereum L2 with a giant capacity. For devs, it means you'll never need another chain. No bridges, no new languag
chain-syncer is a module which allows you to synchronize your app with any ethereum-compatible blockchain/contract state. Fast. Realtime. Reliable.
Chain Syncer Chain Syncer is a JS module which allows you to synchronize your app with any ethereum-compatible blockchain/contract state. Fast. Realti
Horizontally scalable blockchain using STARK's and partitioned transactional memory
quark quark - quick STARK! A decentralized horizontally-scaled state machine that can transfer 1,000,000 unique tokens on Uniswap in a single atomic t
we try to make a tiny p2p client spec, maybe for sigchain gossip thing, maybe for simple blockchain thing
mininode Mininode is a tiny p2p client for prototyping p2p protocols. It is a specification for a set of interfaces that I made to make it easier to t
Ready to manipulate partitions file? Create a custom partition, apply custom security system, hide the partition and share your hidden data on the www
Paranoia 💊 Ready to manipulate partitions file? Create a custom partition, apply custom security system, hide the partition and share your hidden dat
Send encrypted messages and decrypt them without sharing keys. Built using the Handshake blockchain.
zmsg Encrypt and decrypt messages using AEAD with an ephemeral key Learn more by joining the Handshake Discord Community I noticed that there wasn't a
Open source Dapp template for the Elrond blockchain.
NextJS Dapp Template elrond-nextjs-dapp.netlify.com Simple alternative to the dapp-core with React. The Dapp is built using Nextjs and a couple of hel
✨ An IRL tokenization platform to turn your hopes, dreams, and desires into fundable NFTs on the Polygon blockchain using Chainlink, IPFS, Moralis, and NFT.Storage.
GoFundYourself Getting funding for your passion project, needs or dream doesn't have to be a nightmare! check out our live demo on Netlify Let's Fundi
OSINT - Data Visualization - Blockchain - Awareness - Scam
poorSKeme OSINT - Data Visualization - Blockchain - Awareness - Scam Install Go to this site and click on the downdload button Or go to release sectio
It shows how to generate and use temparary security credential using AWS STS.
AWS STS를 이용한 Temparary security credential 활용하기 Lambda의 Function URL와 같이 IAM을 이용하여 REST api를 호출할때는 보안상 Temparary security credential를 고려해 볼 수 있습니다. 여기
Open-source NFID SDK for Internet Identity, a blockchain authentication system for the Internet Computer.
NFID-SDK is an open source software development kit that contains examples and packages for developers to integrate NFID into your application
GO implementation of the Terra 2.0 Protocol
The full-node software implementation of the Terra blockchain. Explore the Docs » Terra Core reference · Go API · Rest API · Finder · Station Terra mi
📬 A quick comparison of private and / or secure email providers
📬 Email Comparison A comparison table of private and / or secure email providers Live App The app can be accessed at: lissy93.github.io/email-compari
Empowering philanthropy and ESG practice through blockchain.
esolidar web3 Empowering philanthropy and ESG practice through blockchain. A dedicated Dapp on top of Celo where any nonprofit, susteinable project or
Sign In With Tezos: Access Control Management using Tezos NFTs
SIWT Sign In With Tezos (SIWT) is a library that supports the development of your decentralized application (dApp) by proving the users ownership of t
Connect your Ethereum smart contract to any real world API using the oracle pattern!
Minimal Viable Oracle (MVO) - An effective way to Build your own oracle with Solidity Smart contracts cannot access off-chain data directly. This repo
A novel approach for security and user experience of Graphical Password Authentication.
Graphical Password Authentication Alohomora Harry Potter themed (not really) Graphical Password Authentication Flowchart and Architecture Solution Dem
Dfunds is a decentralized fundraiser and NFT minter application built on Conflux blockchain with ChainIDE
Dfunds is a decentralized fundraiser and NFT minter application built on Conflux blockchain with ChainIDE. Dfunds was inspired by Conflux Labs & ChainIDE Hydra Developer Bootcamp. It was built to solve the problem of individuals and foundations in need of funds.
Security tool + attack database used to take quick action against newly-discovered vulnerabilities in the blockchain.
SolidGuard Version: v1.0.1 SolidGuard is a Blockchain Security tool catered towards organizations who manages decentralized applications on the Ethere
E-Commerce solution for security of databases and transactions.
commerce_new_era AMAÇ Amacımız günümüzde E-Ticaret sitelerinde bulunan sahte ürünlerin ve mağduriyetlerin önüne geçmektir. Bunu yapmak için Blockchai
This is a Blockchain contract app built with solidity, ethersjs, nodejs, and the hardhart library. Connects to metamask as well.
Dribble - Hardtjs, Etherjs, Metamask Project About Dribble is my first blockchain, web 3.0 application that you could use to deposit ethereum into a w
Perma is a prototype of permanent video storage and viewing using Next.js, Arweave, and Bundlr.
PERMA Perma is a prototype of permanent video storage and client-side rendering using Next.js, Arweave, and Bundlr. Technologies used: Arweave - File
Boilerplate starter template for a new TON blockchain project - FunC contracts, JS tests, compilation and deployment scripts
TON Starter Template - Contracts Starter template for a new TON project - FunC contracts, JS tests, compilation and deployment scripts Overview This p
Get the latest Flashbots blocks and Flashbots transactions using TypeScript in two lines of code !
mev-blocks-js This package can let you query the Flashbots blocks API easily from any JavaScript or TypeScript project. You can access the Flashbots b
A Timetable DApp. It is a university group project.
A blockchain e-timetable project It is now testing, please use Metamask and Rinkeby Test Network Metamask: https://metamask.io/ Get some coin in test