It is deterministic, which makes it better for screenshots, tests and repeatable demos.

Can it generate huge datasets?

The UI caps output at 500 rows to keep the page responsive.

Generators

Mock Data Generator

Need quick data for a table, chart or API fixture? Generate deterministic user-like records with IDs, emails, roles, timestamps and scores.

Rows

mock-users.json12 rows

[
  {
    "id": "user_0001",
    "name": "Ada Stone",
    "email": "ada.1@example.com",
    "role": "admin",
    "active": false,
    "score": 70,
    "created_at": "2026-01-01T00:00:00.000Z"
  },
  {
    "id": "user_0002",
    "name": "Grace Chen",
    "email": "grace.2@monotools.dev",
    "role": "editor",
    "active": true,
    "score": 87,
    "created_at": "2026-01-02T00:00:00.000Z"
  },
  {
    "id": "user_0003",
    "name": "Linus Khan",
    "email": "linus.3@local.test",
    "role": "viewer",
    "active": true,
    "score": 73,
    "created_at": "2026-01-03T00:00:00.000Z"
  },
  {
    "id": "user_0004",
    "name": "Margaret Rivera",
    "email": "margaret.4@example.com",
    "role": "owner",
    "active": true,
    "score": 90,
    "created_at": "2026-01-04T00:00:00.000Z"
  },
  {
    "id": "user_0005",
    "name": "Ken Stone",
    "email": "ken.5@monotools.dev",
    "role": "admin",
    "active": false,
    "score": 76,
    "created_at": "2026-01-05T00:00:00.000Z"
  },
  {
    "id": "user_0006",
    "name": "Radia Chen",
    "email": "radia.6@local.test",
    "role": "editor",
    "active": true,
    "score": 93,
    "created_at": "2026-01-06T00:00:00.000Z"
  },
  {
    "id": "user_0007",
    "name": "Donald Khan",
    "email": "donald.7@example.com",
    "role": "viewer",
    "active": true,
    "score": 79,
    "created_at": "2026-01-07T00:00:00.000Z"
  },
  {
    "id": "user_0008",
    "name": "Barbara Rivera",
    "email": "barbara.8@monotools.dev",
    "role": "owner",
    "active": true,
    "score": 96,
    "created_at": "2026-01-08T00:00:00.000Z"
  },
  {
    "id": "user_0009",
    "name": "Ada Stone",
    "email": "ada.9@local.test",
    "role": "admin",
    "active": false,
    "score": 82,
    "created_at": "2026-01-09T00:00:00.000Z"
  },
  {
    "id": "user_0010",
    "name": "Grace Chen",
    "email": "grace.10@example.com",
    "role": "editor",
    "active": true,
    "score": 99,
    "created_at": "2026-01-10T00:00:00.000Z"
  },
  {
    "id": "user_0011",
    "name": "Linus Khan",
    "email": "linus.11@monotools.dev",
    "role": "viewer",
    "active": true,
    "score": 85,
    "created_at": "2026-01-11T00:00:00.000Z"
  },
  {
    "id": "user_0012",
    "name": "Margaret Rivera",
    "email": "margaret.12@local.test",
    "role": "owner",
    "active": true,
    "score": 71,
    "created_at": "2026-01-12T00:00:00.000Z"
  }
]

runtime

Browser-local execution

Inputs stay inside the current tab unless you copy, download or explicitly export.

memory

Session handoff

Magic Paste can pass input to a target tool through sessionStorage, never through the URL.

control

User-owned state

Favorites, recent tools and workflow history are local browser data you can clear from the browser.

smart handoff graph

Suggested next moves

session handoff ready

/gen

QR Studio

Design art QR codes with dots, rounded modules, logos, badges, UTM links and poster exports.

/gen

Password Generator

Generate strong random passwords with entropy estimation.

/gen

Lorem Ipsum Generator

Generate placeholder text by paragraphs, sentences or words.

/gen

Recipe Gallery

Curated local workflow recipes for repeatable developer transformations.

sponsor

Fixed native slots for developer products. No third-party tracking, no popups, no layout shift.

Sponsor this tool

How to use

01Set the number of rows.
02Switch between JSON and CSV output.
03Copy the fixture into your prototype or test.

FAQ

Is the data random?: It is deterministic, which makes it better for screenshots, tests and repeatable demos.
Can it generate huge datasets?: The UI caps output at 500 rows to keep the page responsive.

Browser-local execution

Session handoff

User-owned state

Suggested next moves

How to use

FAQ

Related tools