Data / Mock

Generate, query, validate, and reshape structured data.

Fake Data Generator

Generate deterministic sample people as JSON or CSV.

Fake Data Generator is a free online developer tool in DevKit’s Data / Mock collection. Generate deterministic sample people as JSON or CSV. It runs entirely in your browser — no login and no uploads — so your input stays private. Search keywords: fake, mock, fixture, json, csv.

What you can do

Generate deterministic sample people as JSON or CSV
Runs locally in your browser
Related terms: fake, mock, fixture, json, csv

Category: Data / Mock

fake
mock
fixture
json
csv

DevKit runs in your browser. No login, no paywall, and nothing is uploaded to a server.

Generate deterministic sample people as JSON or CSV.

Data / Mock

JSON ↔ CSV

Convert arrays of objects and CSV tables.

Free online JSON ↔ CSV converter. Turn arrays of objects into CSV or reshape tabular data for spreadsheets — conversion runs entirely in your browser.

What you can do

Convert JSON arrays to CSV
Useful for exports and quick analysis
No file upload required
Private local conversion

Category: Data / Mock

json
csv
convert
table

DevKit runs in your browser. No login, no paywall, and nothing is uploaded to a server.

Convert arrays of objects and CSV tables.

Data / Mock

JSON → SQL INSERT

Create SQL INSERT statements from object arrays.

JSON → SQL INSERT is a free online developer tool in DevKit’s Data / Mock collection. Create SQL INSERT statements from object arrays. It runs entirely in your browser — no login and no uploads — so your input stays private. Search keywords: json, sql, insert, seed.

What you can do

Create SQL INSERT statements from object arrays
Runs locally in your browser
Related terms: json, sql, insert, seed

Category: Data / Mock

json
sql
insert
seed

DevKit runs in your browser. No login, no paywall, and nothing is uploaded to a server.

Create SQL INSERT statements from object arrays.

Data / Mock

JSON Flatten / Unflatten

Convert nested objects to dot paths and back.

JSON Flatten / Unflatten is a free online developer tool in DevKit’s Data / Mock collection. Convert nested objects to dot paths and back. It runs entirely in your browser — no login and no uploads — so your input stays private. Search keywords: json, flatten, unflatten, path.

What you can do

Convert nested objects to dot paths and back
Runs locally in your browser
Related terms: json, flatten, unflatten, path

Category: Data / Mock

json
flatten
unflatten
path

DevKit runs in your browser. No login, no paywall, and nothing is uploaded to a server.

Convert nested objects to dot paths and back.

Data / Mock

JSON Path Query

Select nested values using a safe dot-and-index path.

JSON Path Query is a free online developer tool in DevKit’s Data / Mock collection. Select nested values using a safe dot-and-index path. It runs entirely in your browser — no login and no uploads — so your input stays private. Search keywords: json, query, path, select.

What you can do

Select nested values using a safe dot-and-index path
Runs locally in your browser
Related terms: json, query, path, select

Category: Data / Mock

json
query
path
select

DevKit runs in your browser. No login, no paywall, and nothing is uploaded to a server.

Select nested values using a safe dot-and-index path.

Data / Mock

JSON Schema Validator

Validate common JSON Schema types and constraints.

JSON Schema Validator is a free online developer tool in DevKit’s Data / Mock collection. Validate common JSON Schema types and constraints. It runs entirely in your browser — no login and no uploads — so your input stays private. Search keywords: json, schema, validate, type.

What you can do

Validate common JSON Schema types and constraints
Runs locally in your browser
Related terms: json, schema, validate, type

Category: Data / Mock

json
schema
validate
type

DevKit runs in your browser. No login, no paywall, and nothing is uploaded to a server.

Validate common JSON Schema types and constraints.

Data / Mock

JSON Deep Merge

Recursively merge two JSON documents.

JSON Deep Merge is a free online developer tool in DevKit’s Data / Mock collection. Recursively merge two JSON documents. It runs entirely in your browser — no login and no uploads — so your input stays private. Search keywords: json, merge, deep, combine.

What you can do

Recursively merge two JSON documents
Runs locally in your browser
Related terms: json, merge, deep, combine

Category: Data / Mock

json
merge
deep
combine

DevKit runs in your browser. No login, no paywall, and nothing is uploaded to a server.

Recursively merge two JSON documents.

Data / Mock

JSON Key Sorter

Recursively sort object keys for stable output.

JSON Key Sorter is a free online developer tool in DevKit’s Data / Mock collection. Recursively sort object keys for stable output. It runs entirely in your browser — no login and no uploads — so your input stays private. Search keywords: json, sort, keys, stable.

What you can do

Recursively sort object keys for stable output
Runs locally in your browser
Related terms: json, sort, keys, stable

Category: Data / Mock

json
sort
keys
stable

DevKit runs in your browser. No login, no paywall, and nothing is uploaded to a server.

Recursively sort object keys for stable output.

Data / Mock

Dataset Sampler

Take a reproducible subset of a JSON array.

Dataset Sampler is a free online developer tool in DevKit’s Data / Mock collection. Take a reproducible subset of a JSON array. It runs entirely in your browser — no login and no uploads — so your input stays private. Search keywords: dataset, sample, truncate, json.

What you can do

Take a reproducible subset of a JSON array
Runs locally in your browser
Related terms: dataset, sample, truncate, json

Category: Data / Mock

dataset
sample
truncate
json

DevKit runs in your browser. No login, no paywall, and nothing is uploaded to a server.

Take a reproducible subset of a JSON array.

Data / Mock