Our portfolio

Explore our portfolio: a curated collection of groundbreaking Czech startups poised for global impact. Join us at Rainbow Jet, where innovation thrives.

LienFlow - RainbowJet
LienFlow
Lienflow is a platform that gives EU investors safe access to US alternative assets, such as tax liens. It provides a simple way to diversify and hedge with a regulated, asset-backed products.
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Brndly - RainbowJet
Brndly
Brndly is a simple tool to share brand books online. Designers and clients can keep everything in one place without sending files back and forth.
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Portilio - RainbowJet
Portilio
Portilio is a modern CRM for investment intermediaries. We streamline your workflow with smart AI tools that automate routine tasks and let you focus on what really matters — their clients.
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MunicipAI - RainbowJet
MunicipAI
Empowering local governments with AI. Our solutions support efficient public services, clear communication, and data-driven decision-making.
Orchesty - RainbowJet
Orchesty
Professional tool for making integrations in medium to large scale software architectures. First tool ever made to standardise and orchestrate integrations with the help of community and source-available license.
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Garantee - RainbowJet
Garantee
Fintech, which aims to replace bank guarantees for B2B leases with a more advantageous instrument for both tenants and landlords.
Receptomat - RainbowJet
Receptomat
Online marketplace for prescription drugs. Find availability and prices of prescription drugs in your area, simplify ordering.
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Lexicon Labs - RainbowJet
Lexicon Labs
Large language models are just the beginning; now it is necessary to build application layers. Chatbots for every B2C website and application.
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