Gitcoin

OrbitDB is a serverless, distributed, peer-to-peer database. OrbitDB uses IPFS as its data storage and Libp2p Pubsub to automatically sync databases with peers. It's an eventually consistent database that uses Merkle-CRDTs for conflict-free database writes and merges making OrbitDB an excellent choice for p2p and decentralized apps, blockchain applications and local-first web applications. OrbitDB empowers developers to build applications which protect data ownership, ensure user privacy and…

Blobscan is the first open-source blockchain explorer designed to navigate and visualize shard blob transactions introduced in EIP-4844. It provides essential public infrastructure to help scale Ethereum, featuring: - 🔍 Advanced blob search and filtering. - 🧠 Rich blob decoding (including Starknet and Optimism support). - 🗃 Multiple persistent blob storage integrations. - 📊 A detailed analytics dashboard - 🔌 An API for querying blobs and metrics. - 🐳 Docker and Kubernetes-ready…

#### MemeCatLandar – The First AI-Powered Meme Calendar ### Hybrid Web3 DApp with DAO Elements and Custom AI Memes are more than entertainment — they shape digital culture. **MemeCatLandar** is a **first-of-its-kind hybrid Web3 DApp** that fuses **AI, DAO governance, and blockchain** to create the **world’s first AI-powered meme calendar**, where users vote, curate, and immortalize the most iconic memes. ## Why It Matters? 🚀 **AI-Powered Curation** – The best memes get ranked, featured, and…

Cosmic Capsule is a next-generation blockchain platform allowing users to securely store, manage, and unlock digital time capsules. Each capsule securely preserves user-uploaded content—text, photos, or messages—until a designated unlock date, or through an auction-based early access system. Currently, Cosmic Capsule has achieved the following milestones: ✅ Live landing page with clear, engaging design ✅ Secure crypto wallet connection (MetaMask) ✅ Functional integration with Supabase for…

The dark web of DeFi — building critical infrastructure for crypto intelligence. Rekt isn’t just a media outlet. We’re a crypto-native community building critical infrastructure at the intersection of investigative research, DeFi, and open-source intelligence. We’re expanding our collective — and we’re looking for writers, researchers, and developers who see beyond the headlines. If you’re a creative thinker, a builder, or a protocol sleuth, reach out. Let’s shape the future of crypto…

🧠 SignalMind — A Public Interface for Cognitive Sovereignty SignalMind is a public cognitive tool designed to empower human thought—open, adaptive, and decentralized. It offers a new kind of interface between human intelligence and AI: one based on resonance, not replacement. Built by FluidThinkers, SignalMind restores cognitive sovereignty to the user. It helps people make decisions, navigate complexity, and align thought, emotion, and intention—without relying on corporate APIs, closed…

The Ethernaut is a community-driven capture-the-flag wargame that challenges developers of all levels to break smart contracts while learning common Solidity vulnerabilities. Maintained by OpenZeppelin, each level provides a gamified experience where a smart contract must be ‘hacked’ to progress. It is 100% open-source, with all levels contributed by players. In 2024, we have continued expanding the game, adding four new advanced levels—HigherOrder, Stake, Impersonator, and Magic Animal…

The Distributed Press Archive Automator offers a decentralized, user-friendly and relatively low-tech way to archive and store web content that should be preserved and maintained as part of our collective digital record. The Automator builds off our existing decentralized publishing stack, combining it with a payment interface loaded via an uncensorable frontend, to create a seamless, protocol-based workflow for archiving websites. Around the world, governments are restricting human rights…

Akashic is a decentralized archive and funding platform that enables refugee creators and displaced communities to preserve and monetize their work. It combines Allo-based quadratic funding, Kickstarter-style crowdfunding, and decentralized storage via Filecoin to build new financial rails for those excluded from traditional systems.

WYT is all in one DeFAI (DeFi X AI) platform that drastically simplifies DeFi for the masses. Through our intent-based solution, users can execute general purpose DeFi tasks from basic swaps to more advanced investment strategies via natural language prompts through our platform. Our solution drastically simplifies the user journey by eliminating all on-chain complexities. The platform will have the following features: Feature #1: AI Powered Research Assistant Research markets and receive…

# PrivID: A Privacy-Preserving Identity Verification Layer for AT Protocol ### Tagline **Verified identity without surveillance. Open, secure, and user-owned.** --- ## TL;DR PrivID is an open-source protocol for cryptographically verified identity, starting with integration into the AT Protocol and Bluesky. Built with privacy at its core, PrivID allows users to confirm that an account is backed by a real human identity **without exposing personal data**, using **zero-knowledge proofs**…

# About B Labs B Labs is a community-driven Web3 innovation hub dedicated to building decentralized solutions that address collaboration and coordination challenges. We focus on empowering individuals and teams to create impactful projects, especially in the Web3 space. # The Discord Web3 Payment API (The API) We’re excited to introduce the Discord Web3 Payment API—a new open-source app that enables seamless Web3 integration into Discord communities. > **The API lets Discord users link wallet…