COSS Weekly: Comp AI raises $34M, Matt Mullenweg back in charge of Automattic, Tailwind Labs acquired by Shopify, and more

#opensource #coss #weekly

This week in COSS: Comp AI raised a $34 million Series A led by Roo Capital and Grand Ventures. The week’s M&A news includes Zoom’s acquisition of Onyx; LiveKit’s purchase of Loophole Labs to improve agent startup performance and burst handling; groundcover’s acquisition of Kubernetes optimization platform Wand; Databricks’ acquisition of Row Zero to expand Genie; Mistral AI’s purchase of Pimento; S&P Global’s agreement to acquire OpenZeppelin; and Shopify’s acquisition of Tailwind Labs.

Beyond funding and M&A, The New Stack explored how open-source approaches can help developers avoid vendor lock-in and support digital sovereignty, while Automattic confirmed that WordPress founder Matt Mullenweg had returned as CEO after a failed attempt by its board to remove him.

We also feature the following companies in Cossmology: BetterDB, Corsair, Edge Security, Greenmask, JUXT, Lamin, Onlook, PlexeAI, Tailwind Labs, and Winfunc.

DEV Community

COSS Weekly: Comp AI raises $34M, Matt Mullenweg back in charge of Automattic, Tailwind Labs acquired by Shopify, and more

COSS Headlines

Zoom Acquires Onyx

LiveKit acquires Loophole Labs

groundcover Acquires Wand to Build Toward Autonomous Infrastructure

Automattic confirms Mullenweg has returned as CEO after attempted ouster by board

Comp AI Raises $34M Series A

Avoiding vendor lock-in through an open-source approach: a developer’s perspective

Tailwind Labs is Joining Spotify

S&P Global Enters Agreement to Acquire OpenZeppelin

Databricks Acquires Row Zero

Mistral buys Paris adtech startup Pimento in its third acquisition of 2026

Featured COSS Companies

Onlook

PlexeAI

Lamin

Corsair

Winfunc

Greenmask

BetterDB

Edge Security

JUXT

Tailwind Labs

Top comments (0)