Products

Metlo (YC S21)

Effortless API Security

metlo.com Source★ 100MITSecurity & Privacy / Security Operations & Threat Detection

AI Benchmark
Desktop
Mobile
Monthly visits
<5K
Sep 2026
Public revenue
Undisclosed
No public revenue evidence yet
Entry price
Free
No monthly subscription pricing
Creators
Ninad Sinha
@metlohq· 71 followers
Launched
4y ago
2022-09-28 · Est.

Traffic

Monthly visitsData through Sep 2026 · Oct 2026 pending

Marketing moves

Launches, search & content, referrals, promotions
X accounts@metlohq

  • Launched on Show HN (15 pts · 3 comments)Launch

    Quickly Create Security Tests for All Your APIs (YC S21) — Hey everyone, excited to share something we’ve been working on the last few months! For context, Metlo is an open source API Security tool…

    Jan 30, 2023 · 3y agoLaunch page

  • Launched on Show HN (34 pts · 6 comments)Launch

    Metlo (YC S21) – An Open Source API Security Tool — Metlo - An Open Source API Security Tool Hey folks! Excited to share what we’ve been working on for the last couple months. Metlo is a sel…

    Oct 13, 2022 · 4y agoLaunch page

  • Launched on Product HuntLaunch

    Open source API security platform

    Sep 28, 2022 · 4y agoLaunch page

Third-party reviews & case dossiers

Acquisition breakdowns, engineer reviews & open-source metrics
Show HN
2022-10-13Source
Post excerpt:
Metlo - An Open Source API Security Tool Hey folks! Excited to share what we’ve been working on for the last couple months. Metlo is a self hosted, open source first API security platform that inventories, tests and protects your API endpoints: - We inventory your endpoints by scanning API traffic and detecting all your endpoints along with the sensitive dat
Show HN
2023-01-30Source
Post excerpt:
Hey everyone, excited to share something we’ve been working on the last few months! For context, Metlo is an open source API Security tool[0] we launched here on HN a couple months ago[1]. After working with a few customers over the last couple months, we realized there was a gap in other API testing solutions; especially when it comes to writing security te

Open Source & Self-Hosting

GitHub · MCP / Skill
metlo-labs/metloSelf-hostable
Last commit 2026-05-23
GitHub Stars
★ 100
Forks
5
License
MIT
Primary language
Java
Browse peer open-source projects →

Traffic sources

Sep 2026

Traffic breakdown

Channels

  • Direct39%
  • Organic Search30%
  • Referrals10%
  • Social6%
  • Other14%

Countries

No data yet

Search

Domain authority —Domain registered 1998-01-18

KeywordMonthly volume
metlacode270
cloudmetlo130
metlo0

Traffic data: Vaneform

Pricing

Pricing page not identified yet, or no public pricing listed.

Pages & changes

Tracked since 2022-09-28

Key pages

Weekly snapshots

Changes

No pricing, plan, or positioning changes detected since tracking started.

Questions & evidence

How much website traffic does Metlo (YC S21) get?
Vaneform estimates <5K website visits in 2026-09. Visits can include repeat visits; this estimate measures web traffic separately from paying customers or revenue.Source
What is Metlo (YC S21) and what platforms does it support?
Metlo (YC S21) is catalogued under Security Operations & Threat Detection: Effortless API Security. Supported platforms: Web.
Is Metlo (YC S21) open source?
Metlo (YC S21) has a public repository (https://github.com/metlo-labs/metlo) under the MIT license, recording 100 GitHub stars, and supporting self-hosted deployment.Source

Related products in this category

Security & Privacy / Security Operations & Threat Detection

These products share a catalog category. Compare customer tasks, features and deployment requirements before treating them as alternatives.