A free, browser-based JSON IDE with a built-in AI assistant
#1AI JSON Formatter has officially shut down, with its catchy domain (json.baby) suffering from permanent DNS resolution failures. The developer tool is no longer available online.
Direct outbound link disabled because json.baby was unavailable or returning server errors during verification.
Verified active tools in AI Developer Tools, ranked by current traffic and editorial score.
A free, browser-based JSON IDE with a built-in AI assistant
#1
The AI coding agent for building ambitious software

PseudoEditor is a free browser-based pseudocode editor and compiler built for students, teachers and anyone designing algorithms. It offers syntax highlighting, autocomplete, cloud project saving, exam-board syntax modes and paid AI tools that turn pseudocode into real programming languages.
#3
SpecialistPaste code in one language, get it in another — free and in the browser

AI code documentation for any codebase, kept current automatically

All-in-one AppSec platform that finds and auto-fixes vulnerabilities
AI JSON Formatter functioned as a quick browser-based utility designed to clean, validate, beautify, and repair malformed JSON payloads using embedded AI models. Developers and QA engineers relied on its instant syntax error fixing capabilities to rescue broken API responses and restructure deeply nested data without complex IDE setups.
Since json.baby is permanently dead, developers needing fast JSON validation, formatting, and AI repair utilities should check the active AI developer tools and code assistants listed at the top of this page.
A free, browser-based JSON IDE with a built-in AI assistant
The AI coding agent for building ambitious software
PseudoEditor is a free browser-based pseudocode editor and compiler built for students, teachers and anyone designing algorithms. It offers syntax highlighting, autocomplete, cloud project saving, exam-board syntax modes and paid AI tools that turn pseudocode into real programming languages.
SpecialistPaste code in one language, get it in another — free and in the browser
AI code documentation for any codebase, kept current automatically
All-in-one AppSec platform that finds and auto-fixes vulnerabilities