Laying out the streets…STEP 1 OF 3

BigLeaf · Office #37,725

Read huge JSON and JSONL files locally on your Mac

In the Mac and Windows desktop utilities neighborhood (Desktop and utilities). In town since 12 Oct 2026.

Nobody has claimed this office yet. Tablif records every new product and gives it an office; when its owner claims it, the lights go on.

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What Tablif read on BigLeaf's site

BigLeaf describes itself as: “‎BigLeaf: Large JSON Viewer App - App Store”

What it is

Calls itself “Developer Tools”.

  • Calls itself: Developer Tools
“Developer Tools”

Where it puts itself

Its one line of difference: “- Opens a 21.5GB JSONL using about 69MB of RAM (measured on Apple Silicon).”

“- Opens a 21.5GB JSONL using about 69MB of RAM (measured on Apple Silicon).”

What it costs

A free tier, free forever. 5 prices listed on its pages, from $5 to $100.

  • Free plan: free forever
  • Price: 5 prices, from $5 to $100
“Generous Tip $10.00”
“Massive Tip $100.00”

Who it sells to

Available in 2 languages.

  • Languages: English · Japanese
“English and Japanese”

How it runs

Runs on macOS. Runs locally and works offline. Distributed through the App Store.

  • Runs on: macOS
  • Runs where: on the device, offline
  • Distributed via: App Store
“Requires macOS 14+”
“Your files never leave your Mac.”

What it works with

Names App Store, Apple Silicon and 1 more on its pages.

  • Names: App Store · Apple Silicon · StoreKit
“App Store”
“Apple Silicon”

What it offers as proof

Live, no waitlist. Claims “21.5GB”. Try it without signing up.

  • Number claimed: 21.5GB
  • Trial asks for: nothing
“No account, no subscription, no paywall”
“Free at any file size, with optional tips only.”

Sources

Tablif read these pages, last on 13 Oct 2026. Everything above is what the product says about itself; Tablif does not verify every claim.

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