# COSS Weekly: OpenClaw competitor NanoClaw Raises $12M, Dust Raises $40M, Sonar Acquires Gitar, and more

> Source: <https://dev.to/sabirchinstrap/coss-weekly-openclaw-competitor-nanoclaw-raises-12m-dust-raises-40m-sonar-acquires-gitar-and-345a>
> Published: 2026-05-25 17:30:00+00:00

This week in COSS: NanoCo, the company behind the OpenClaw competitor NanoClaw, turned down a $20M buyout offer and raised a $12M seed round; Dust raised a $40M Series B for its multiplayer AI platform; Sonar acquired Gitar to expand its code verification platform; Mistral AI acquired Emmi AI in an industrial push; and Deno Land continued its challenge of Oracle's JavaScript trademark.

We also feature the following companies in Cossmology: Blindside Networks, Confluent, Dria, EvoMap, NanoCo, Omi, OpenSRE, Parrot Security, Vates, and Workbrew.

**Companies mentioned:** [Deno](https://cossmology.com/organizations/deno)

*OSS News & Views · The Register*

**Companies mentioned:** [Zulip](https://cossmology.com/organizations/zulip)

*Announcement · Zulip Blog*

**Companies mentioned:** [Mistral AI](https://cossmology.com/organizations/mistral-ai)

*Announcement · Reuters*

**Companies mentioned:** [Black Forest Labs](https://cossmology.com/organizations/black-forest-labs)

*OSS News & Views · Forbes*

**Companies mentioned:** [FAL.AI](https://cossmology.com/organizations/fal-ai)

*Announcement · VentureBeat*

**Companies mentioned:** [NanoCo](https://cossmology.com/organizations/nanoclaw)

*Funding · TechCrunch*

**Companies mentioned:** [NanoCo](https://cossmology.com/organizations/nanoclaw)

*OSS News & Views · Fortune*

**Companies mentioned:** [SonarSource](https://cossmology.com/organizations/sonarsource)

*Announcement · Sonar Newsroom*

**Companies mentioned:** [Dust](https://cossmology.com/organizations/dust)

*Funding · Dust Blog*

**Companies mentioned:** [GitButler](https://cossmology.com/organizations/gitbutler)

*Media Mention · The Register*

Debian-based Linux distro for cybersecurity

Open-source virtual classroom hosting

Open source virtualization platform

Creators of OpenClaw alternative NanoClaw

Cloud-native data streaming platform

AI agent self-evolution infrastructure

Enterprise Homebrew management platform

Decentralized AI inference network

Open-source AI wearable for memory

Open-source AI SRE agent framework