Pre-Release v0.1.0

100% independent. Built from Zero.

A Browser.
Rebuilt from
Zero.

ZepraBrowser is a next-generation web browser engine built entirely from scratch — with a new rendering pipeline, capability-based security, and modern architecture for the future web.

Download Pre-Release Explore Architecture

100% Independent
No Chromium. No Legacy.

Open Source
Built in the open.

Community First
By developers, for developers.

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ZepraBrowser

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Engine Monitor

Frame Time

8.2 ms

GPU Usage

34 %

Memory

412 MB

AI Assistant

DevTools

Workspaces

Privacy

Settings

Engine Architecture

Engine Built
From First Principles

Every component in ZepraBrowser is designed with performance, security, and modularity as core principles.

NXRender

Custom GPU-accelerated rendering pipeline for maximum performance.

ZSecure

Capability-based security model for true process isolation.

Multi-Process Core

Isolated, lightweight process architecture for stability and safety.

ZAI Layer

AI-native integration layer for smarter browsing workflows.

Rust & C++ Runtime

Performance-critical engine components written in modern systems languages.

Performance By Design

Designed for
Performance

Zepra is engineered to be fast in every layer — from rendering to security.

See Benchmarks

40%

Lower Memory Overhead

120FPS

Maximum UI Rendering

<10ms

Interaction Latency

Chromium Dependency

100%

From Scratch Engine

Built Different.
Because Legacy
Holds Us Back.

Most browsers carry years of legacy code. Zepra was designed with a clean slate and a vision for the next decade.

Traditional Browsers

Legacy Codebase

Monolithic Architecture

Weak Process Isolation

Heavy Memory Usage

Chromium Dependency

ZepraBrowser

Modern Codebase

Modular Architecture

Capability Security

Optimized Performance

Independent Engine

Developer Experience

Built for Developers

Powerful tools, extensible APIs, and a developer-first mindset.

Built-in DevTools

Extensible & Modular

Web Standards First

Open Source Since Day One

Terminal

$ zepra --version
ZepraBrowser 0.1.0-pre
Engine: NXRender
Security: ZSecure
Platform: Linux x86_64
Commit: 7f3a9c2

$ _

PerformanceMemoryNetwork

Frame Time

8.2 ms

inspector.rslayout.rsrenderer.rs

31 fn render_frame(frame: &mut Frame) {
32   let start = now();
33   NXRender::begin(frame);
34   layout::calculate(frame);
35   style::resolve(frame);
36   paint::record(frame);
37   NXRender::end(frame);
38   let elapsed = start.elapsed();
39 }