# series d

Published articles for series d.

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## Announcing Chainguard's Series D: Building the Safe Source for All Open Source

DevFeed: [Announcing Chainguard's Series D: Building the Safe Source for All Open Source](<https://devfeed.tech/articles/announcing-chainguard-s-series-d-building-the-safe-source-for-all-open-source-12883.md>)

Original publisher: [Read original article](<https://www.chainguard.dev/unchained/announcing-chainguards-series-d-building-the-safe-source-for-all-open-source>)

Published: 2025-04-23T00:00:00Z

Content type: article

Language: en

Sources: [Chainguard: Unchained](<https://devfeed.tech/sources/chainguard-unchained.md>)

Topics: [supply-chain-security](<https://devfeed.tech/topics/supply-chain-security.md>), [open-source-security](<https://devfeed.tech/topics/open-source-security.md>), [container images](<https://devfeed.tech/topics/container-images.md>), [Containers](<https://devfeed.tech/topics/containers.md>), [chainguard libraries](<https://devfeed.tech/topics/chainguard-libraries.md>), [GitHub](<https://devfeed.tech/topics/github.md>)

Tags: [chainguard](<https://devfeed.tech/tags/chainguard.md>), [chainguard-containers](<https://devfeed.tech/tags/chainguard-containers.md>), [chainguard-libraries](<https://devfeed.tech/tags/chainguard-libraries.md>), [container-images](<https://devfeed.tech/tags/container-images.md>), [container-security](<https://devfeed.tech/tags/container-security.md>), [containers](<https://devfeed.tech/tags/containers.md>), [funding](<https://devfeed.tech/tags/funding.md>), [fundraising](<https://devfeed.tech/tags/fundraising.md>), [git](<https://devfeed.tech/tags/git.md>), [github](<https://devfeed.tech/tags/github.md>), [hardening](<https://devfeed.tech/tags/hardening.md>), [open-source](<https://devfeed.tech/tags/open-source.md>), [open-source-security](<https://devfeed.tech/tags/open-source-security.md>), [safe-source-for-open-source](<https://devfeed.tech/tags/safe-source-for-open-source.md>), [security](<https://devfeed.tech/tags/security.md>), [series-d](<https://devfeed.tech/tags/series-d.md>), [software-supply-chain-security](<https://devfeed.tech/tags/software-supply-chain-security.md>), [supply-chain](<https://devfeed.tech/tags/supply-chain.md>), [testing](<https://devfeed.tech/tags/testing.md>), [valuation](<https://devfeed.tech/tags/valuation.md>)

### AI overview

Chainguard announces a $356 million Series D round at a $3.5 billion valuation to advance its mission of securing the open source supply chain. The company describes growth in its Containers product and explains how the Chainguard Factory builds, patches, updates, tests, and hardens packages and repositories. It also announces Chainguard VMs and Chainguard Libraries.

### Source excerpt

Chainguard has raised $356M of Series D funding at a $3.5B valuation. See how we are building the safe source for all open source.

## Apollo raises $130M to pioneer the Graph for app developers

DevFeed: [Apollo raises $130M to pioneer the Graph for app developers](<https://devfeed.tech/articles/apollo-raises-130m-to-pioneer-the-graph-for-app-developers-23207.md>)

Original publisher: [Read original article](<https://www.apollographql.com/blog/apollo-raises-130m-to-pioneer-the-graph-for-app-developers>)

Author: Geoff Schmidt

Published: 2021-08-17T08:15:04Z

Content type: release

Language: en

Sources: [Apollo Blog](<https://devfeed.tech/sources/apollo-blog.md>)

Topics: [GraphQL](<https://devfeed.tech/topics/graphql.md>), [Architecture & Design](<https://devfeed.tech/topics/architecture-design.md>), [Microservices](<https://devfeed.tech/topics/microservices.md>), [Back end](<https://devfeed.tech/topics/backend.md>), [Front end](<https://devfeed.tech/topics/frontend.md>), [Open Source](<https://devfeed.tech/topics/open-source.md>), [Development](<https://devfeed.tech/topics/development.md>), [data](<https://devfeed.tech/topics/data.md>)

Tags: [announcement](<https://devfeed.tech/tags/announcement.md>), [architecture](<https://devfeed.tech/tags/architecture.md>), [architectures](<https://devfeed.tech/tags/architectures.md>), [developers](<https://devfeed.tech/tags/developers.md>), [graphql](<https://devfeed.tech/tags/graphql.md>), [investors](<https://devfeed.tech/tags/investors.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [microservices](<https://devfeed.tech/tags/microservices.md>), [series](<https://devfeed.tech/tags/series.md>), [series-d](<https://devfeed.tech/tags/series-d.md>), [support](<https://devfeed.tech/tags/support.md>)

### AI overview

Apollo announced a $130 million Series D led by Insight Ventures, with participation from Andreessen Horowitz and Matrix Partners. The company said it would use the funding to develop open-source graph technology for app development and described how its GraphQL-based graph connects applications with backend microservices.

### Source excerpt

Today, we're delighted to share that we've raised a $130M Series D led by Insight Ventures, with participation from existing investors Andreessen Horowitz and Matrix Partners. This new round is an exciting milestone for Apollo, now valued at over $1.5B. We see this news as a win for developers everywhere because Apollo's mission is to help app developers help the world.