Fabien Penso
Designing fast, reliable, distributed systems and building the next generation of blockchain execution environments (Grug) and decentralized trading (Dango).
At a Glance
- Blockchain Developers
- Crypto Traders
- Privacy-conscious AI users
AI Tools by Fabien Penso
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Moltis
Self Hosted AI Assistant Rust
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Latest News
Fabien Penso releases Moltis: a personal AI assistant built in Rust
Dango Secures $3.6 Million in Seed Funding led by Hack VC and Lemniscap
Dango begins final testnet with social login and TradingView integration
Left Curve Software announces Grug: a new blockchain virtual machine
Products & Services
A decentralized exchange (DEX) with its own blockchain, focusing on spot and perpetual derivatives markets.
A self-hosted, secure personal AI assistant and gateway built entirely in Rust (single binary, sandboxed tools).
A high-performance, real-time Cosmos indexer written in Rust, used extensively by Stargaze and other chains.
A new execution environment for blockchains, designed to be more flexible and easier to build on than EVM or CosmWasm.
Market Position
Dango positions itself as a 'real' perp DEX with slow, deliberate architecture that outlasts market cycles. Moltis positions itself as a secure, local-first alternative to cloud AI agents.
Leadership
Founders
Fabien Penso
Engineer with 20+ years of experience. Founder of LinuxFr (1998), Co-founder/CTO of Kard, CTO of Stuart (acquired by La Poste), and Principal Engineer at BBC and Stargaze. Currently Principal Engineer at Left Curve Software.
Larry Lyu
Founder of Left Curve Software and Dango. Previously a researcher/engineer in the crypto space. Based in Lisbon.
Executive Team
Fabien Penso
Principal Engineer / Co-founder (Dango)
Extensive background in high-throughput backends and distributed systems in Rust, Swift, and Ruby.
Larry Lyu
Founder / CEO
Lead of Left Curve Software and Dango.
Board of Directors
Founding Story
Fabien Penso, a veteran engineer, teamed up with Larry Lyu to build a more efficient blockchain stack (Grug) and a performant DEX (Dango), building on Fabien's previous success with the Constellations indexer.
Business Model
Revenue Model
Dango generates revenue through trading fees on its DEX platform. Constellations is commercially available via API/SaaS. Moltis is an open-source/self-hosted product.
Pricing Tiers
Based on market positioning for AI agent platforms.
Commercially available for Cosmos chain developers.
Target Markets
- Blockchain Developers
- Crypto Traders
- Privacy-conscious AI users
- High-performance blockchain indexing
- Privacy-focused personal AI assistance
- Decentralized trading
- Stargaze
- Osmosis
- dYdX