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We're on the brink of another world browser war thumbnail

We're on the brink of another world browser war

Fireship·
5 min read

Based on Fireship's video on YouTube. If you like this content, support the original creators by watching, liking and subscribing to their content.

TL;DR

Browser market concentration (over 90% across major browsers) increases the risk that centralized control over shared technology and funding could affect internet openness.

Briefing

Web browsers are becoming a strategic chokepoint for the open internet, and the rise of independent, open-source engines like Ladybird is framed as a hedge against centralized control. With Chrome, Safari, Edge, and Firefox together commanding over 90% of market share—and with much of the underlying technology and funding tied to Google—control over browser infrastructure could translate into control over what content can be accessed or suppressed. The transcript argues that even if Google’s intentions are benign, the concentration of leverage means the internet’s openness is vulnerable to hypothetical shifts in incentives.

Against that backdrop, the discussion spotlights Ladybird, a “futuristic” open-source browser project built from the ground up rather than assembled on top of Chromium. The origin story traces back to Andreas Kling, a software engineer who previously worked on WebKit at Apple and Nokia. After a period of unemployment and boredom following a three-month Swedish rehab program, Kling began building a new operating system and browser stack—an effort that later became Serenity OS. In 2022, Serenity OS’s browser engine declared independence as a cross-platform project, and the browser was renamed Ladybird. The project has grown to around 1,000 contributors, with roughly half a million lines of C++ code, and it has since attracted organizational backing through a nonprofit formed with a GitHub co-founder.

A key differentiator is governance and incentives: the nonprofit is funded entirely by sponsorships and donations, and the code is described as fully free and not borrowing from other browsers. That “no incentives” framing is used to contrast Ladybird with for-profit, Chromium-based privacy browsers such as Brave, which still rely on Google’s Chromium foundation. The transcript treats this independence as more than a technical preference—it’s positioned as a structural safeguard for the internet’s future.

Timing is the tradeoff. The first alpha releases for Linux and macOS are not expected until summer 2026, and a Windows version is implied to be even farther out. Still, developers can experiment by building from source on GitHub. The transcript emphasizes why the timeline is long: browser engines must implement and continuously track W3C standards that span millions of words and evolve rapidly. It also notes that modern browser development is a multi-stage loop—make it work, make it good, make it faster—using custom implementations of HTML and JavaScript engines (named libHTML and lijs) and established tooling such as FFMPEG for media.

The closing message ties the engineering effort to a broader political concern: as online power consolidates, independent browser engines may become a practical last line of defense—whether for preserving access, resisting censorship, or simply keeping the internet’s culture from being narrowed by centralized control.

Cornell Notes

The transcript frames browser engines as a critical point of control over the open internet, because the dominant browsers share technology and funding structures tied to Google. In response, it highlights Ladybird, an open-source browser project built independently rather than on top of Chromium. Ladybird traces back to Andreas Kling’s earlier work on Serenity OS, with the browser engine spinning out as a cross-platform project in 2022 and later renamed Ladybird. The project is organized as a nonprofit funded by sponsorships and donations, aiming to avoid “bad incentives” and keep the code free and not borrowed from other browsers. The catch is speed: early alpha support for Linux and macOS is expected in summer 2026, reflecting the extreme complexity of implementing evolving W3C standards.

Why does the transcript treat browser engines as an “existential threat” to internet openness?

It points to market concentration: Chrome, Safari, Edge, and Firefox account for over 90% of browser market share, and many share technology or funding controlled by Google. That creates a scenario where centralized leverage could be used to restrict access or remove capabilities across the web. Even without assuming malicious intent, the transcript argues that the internet’s openness depends on incentives and control structures, not just on current behavior.

What is Ladybird, and how did it originate?

Ladybird is a cross-platform, open-source browser project built independently. Its roots are in Andreas Kling’s work on Serenity OS, where the browser engine later declared independence as a cross-platform project on July 4, 2022. The project was renamed Ladybird after growing into a full browser effort with about 1,000 contributors and roughly half a million lines of C++ code.

What makes Ladybird’s approach different from Chromium-based browsers like Brave?

The transcript emphasizes that Ladybird’s code is “entirely free” and won’t borrow from other browsers, contrasting it with privacy-focused browsers such as Brave that are for-profit and built on top of Google’s Chromium. The underlying claim is that independence from Chromium reduces dependence on Google-controlled infrastructure and incentives.

What timeline constraints does the transcript highlight for Ladybird releases?

The first alpha versions for Linux and macOS are not expected until summer 2026, with Windows even farther out. The transcript also notes that developers can still experiment by building from source on GitHub, but end users will have to wait because browser engines are extraordinarily complex to implement and maintain.

Why is building a browser from scratch so difficult?

Browser engines must follow W3C specifications, which the transcript describes as containing over 4 million words and constantly evolving. That means the engine must continuously implement new web platform features. The transcript also describes a development cycle—make it work, make it good, make it faster—and mentions custom engine components like libHTML and lijs, plus tooling such as FFMPEG for video.

Review Questions

  1. How does market share concentration translate into potential control over what users can access on the internet?
  2. What role do W3C standards play in determining how long it takes to build and maintain a browser engine?
  3. What governance and code-independence choices does Ladybird make, and why does the transcript treat those as strategically important?

Key Points

  1. 1

    Browser market concentration (over 90% across major browsers) increases the risk that centralized control over shared technology and funding could affect internet openness.

  2. 2

    Ladybird is positioned as a hedge against that risk by building an independent, open-source browser engine rather than relying on Chromium.

  3. 3

    Andreas Kling’s background (including prior work on WebKit at Apple and Nokia) feeds into Ladybird’s technical lineage from Serenity OS.

  4. 4

    Ladybird’s nonprofit funding model relies on sponsorships and donations, aiming to reduce incentive-driven compromises.

  5. 5

    The project’s independence is emphasized through claims that the code is free and does not borrow from other browsers, unlike Chromium-based privacy tools such as Brave.

  6. 6

    Browser development is slow because W3C specifications are massive (millions of words) and constantly changing, requiring continuous implementation work.

  7. 7

    Early Ladybird alphas for Linux and macOS are expected in summer 2026, reflecting the complexity of building and optimizing a full browser stack.

Highlights

The transcript frames browser engines as a leverage point: whoever controls the browser infrastructure can effectively influence what the internet allows.
Ladybird traces back to Andreas Kling’s Serenity OS work, then spun out its browser engine as a cross-platform project in 2022 and later became Ladybird.
Ladybird’s independence is presented as a structural alternative to Chromium-based browsers, including Brave.
The timeline is constrained by W3C standards and the ongoing need to implement and optimize a constantly evolving web platform.

Topics

  • Browser Wars
  • Open-Source Browsers
  • Ladybird
  • W3C Standards
  • Internet Governance

Mentioned

  • John Perry Barlow
  • Andreas Kling
  • W3C
  • FFMPEG
  • CLI
  • API