Products

Multiplayer

AI-nativeSkill

The debugging agent for developers

multiplayer.app SourceSoftware Development / Monitoring & Observability

AI Benchmark
Desktop
Mobile
Monthly visits
5.7K
Down46.2%MoMSep 2026
Public revenue
Undisclosed
No public revenue evidence yet
Entry price
Free
No monthly subscription pricing
Creators
Gatsby
@gatsbyjs· 65.3K followersCo-created with Steph Johnson, Vladi Stevanovic
Launched
14mo ago
2025-09-25 · Est.

Traffic

Monthly visitsData through Sep 2026 · Oct 2026 pending
Events6 changes · 5 marketing moves

Marketing moves

Launches, search & content, referrals, promotions
  • Launched on Show HN (4 pts)Launch

    Multiplayer – open-source local debugging agent, unsampled runtime data — We just open sourced Multiplayer: Multiplayer is a local debugging agent that captures full-stack, unsampled session data when something b…

    Jun 18 · 5mo agoLaunch page

  • Launched on Show HN (2 pts)Launch

    Multiplayer, session-based runtime data collection for coding agents

    Jun 8 · 5mo agoLaunch page

  • Launched on Show HN (8 pts · 1 comments)Launch

    Multiplayer, a debugging agent to run locally next to your coding agent — We built Multiplayer because we kept running into the same problem: coding agents connected to existing observability stacks inherit all t…

    May 28 · 6mo agoLaunch page

  • Launched on Product HuntLaunch

    Connect your coding agent to prod and fix bugs automatically

    May 27 · 6mo agoLaunch page

  • Launched on Uneed (#3)Launch

    Multiplayer — The debugging agent for developers.

    Nov 19, 2025 · 12mo agoLaunch page

Third-party reviews & case dossiers

Acquisition breakdowns, engineer reviews & open-source metrics
Show HN
2026-05-28Source
Post excerpt:
We built Multiplayer because we kept running into the same problem: coding agents connected to existing observability stacks inherit all the limitations those stacks were built with. Sampled traces, aggregated metrics, context that stops at service boundaries, missing request/response content from deep within the system. The PRs they produce look plausible a
Show HN
2026-06-18Source
Post excerpt:
We just open sourced Multiplayer: https://github.com/multiplayer-app/multiplayer Multiplayer is a local debugging agent that captures full-stack, unsampled session data when something breaks in production and routes it to your coding agent to generate a fix. It runs on your machine, next to your coding agent. A few things that make it different from connecti

Open Source & Agent Ecosystem

GitHub · MCP / Skill
Last commit 2026-10-19
GitHub Stars
Public repo
Forks
—
License
See repository
Primary language
—

Traffic sources

Sep 2026

Traffic breakdown

Channels

  • Direct39%
  • Organic Search33%
  • Referrals10%
  • Social6%
  • Other11%

Countries

  • United States54%
  • India33%
  • Vietnam7%
  • Canada6%

Search

Domain authority —Domain registered 2022-11-06

KeywordMonthly volume
mcp server133.8K
system design73.8K
api test1,150
api request flow diagram80
why ai cannot do well in distributed system30

Traffic data: Vaneform

Pricing

Public pricing: SubscriptionRaw source text; structured plans are extracted after website capture.

Pages & changes

Tracked since 2025-09-30

Key pages

Weekly snapshots

Changes

  1. Nov 1 · 13d ago

    Homepage headline (H1) changed to “Four reasons why you should debug with Multiplayer:”Positioning

    Full Stack Session Recordings→Four reasons why you should debug with Multiplayer:

  2. Nov 1 · 13d ago

    Adopted technology: Google AnalyticsFeatures

    —→Google Analytics

  3. Nov 1 · 13d ago

    Adopted technology: Priority HintsFeatures

    —→Priority Hints

  4. Nov 1 · 13d ago

    Removed technology: SwiperFeatures

    Swiper→—

  5. Nov 1 · 13d ago

    Adopted technology: core-jsFeatures

    —→core-js

  6. Nov 1 · 13d ago

    Homepage title changed to “Debugging Agent for Developers | Multiplayer”Positioning

    Multiplayer | Full Stack Session Recordings: Record, Code, Fix, Repeat. | Multiplayer→Debugging Agent for Developers | Multiplayer

Design

First-screen visual analysis & :root CSS

Minimal Monochrome (Light canvas, balanced density) featuring headline over large product shot layout and code block / terminal / cli visuals.

First-screen preview · click to zoom

First-screen pitch & conversion flow

“The debugging agent for developers”

Headline Over Large Product Shot hero structure paired with download app / install extension CTA and live generated output showcase.

Conversion path: Headline Over Large Product Shot + Code Block / Terminal / CLI → Download App / Install Extension · Trust bar: Live Generated Output Showcase

Palette · click to copy

5-D design score7.9 / 10
Typography
8.0
Color & Contrast
8.0
Layout & Spacing
8.0
Craft & Polish
8.0
Distinctiveness
7.0

Structure

Fonts
Inter / Geist Mono
Primary visual
Code Block / Terminal / CLI
Social proof
Live Generated Output Showcase
Navigation
Full-Width Top Bar
Theme & density
Light · Balanced
Corners & depth
Medium Radius · With shadow
Preview full AI design brief (includes :root CSS variables & layout rules)Style tokens only; never copy brand names, logos, copy, or images
# Design Brief: Minimal Monochrome (with Dark Developer)

Monochrome palette with a single accent color, hairline dividers, and generous whitespace.

## Design Tokens

```css
:root {
  --background: #ffffff;
  --surface: #222222;
  --foreground: #34363b;
  --muted-foreground: #626873;
  --accent: #4938f5;
  --radius: 8px;
  --font-heading: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-body: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, monospace;
}
```

Color area ratio: Background #FFFFFF (~72%) · Surface #222222 (~17%) · Text #34363B (~6%) · Muted Text #626873 (~4%) · Accent #4938F5 (~1%). Background and surface dominate the canvas; reserve the accent color for primary buttons and active states.

## Layout & Conversion Structure

- Hero layout: Headline Over Large Product Shot
- Navigation: Full-Width Top Bar
- Theme & density: Light · Balanced
- Border radius & elevation: Medium Radius; use elevation shadows to separate layers
- Primary visual medium: Code Block / Terminal / CLI
- Conversion CTA: Download App / Install Extension · Trust bar uses Live Generated Output Showcase
- Headline hook: Category Positioning Anchor
- Hero components: Large Hero Product Shot, Video Demo, Code & Terminal
- Spatial layout notes: Headline Over Large Product Shot hero structure paired with download app / install extension CTA and live generated output showcase.
- Visual summary: Minimal Monochrome (Light canvas, balanced density) featuring headline over large product shot layout and code block / terminal / cli visuals.

## Avoid

- Multi-stop neon gradients
- Heavy drop shadows
- More than one competing accent color

Implement the UI following the design tokens and layout specifications above: use only these color variables, and reserve the accent color strictly for primary actions and active states. Adopt only this visual style—never copy any reference product’s brand name, logo, copy, or imagery.

Questions & evidence

How much website traffic does Multiplayer get?
Vaneform estimates 5.7K website visits in 2026-09. Visits can include repeat visits; this estimate measures web traffic separately from paying customers or revenue.Source
What is Multiplayer and what platforms does it support?
Multiplayer is catalogued under Monitoring & Observability: The debugging agent for developers. Supported platforms: CLI / SDK.
Is Multiplayer open source?
Multiplayer has a public repository (https://github.com/multiplayer-app/multiplayer) with its source repository published.Source

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