knaxly.dev
Loom
transcript viewer, message builder, JSON repair
← knaxly.dev
View
Compose
Repair JSON
Everything stays in your browser. Nothing is uploaded.
Drop a
.jsonl
or
.json
transcript
Newline-delimited chat messages, or a JSON array of messages.
Open file
Load sample
Render transcript
search
↑
↓
filter to matches
Copy array
New
+ Message
OpenAI shape
Anthropic shape
Generic {role,content}
Build JSON
Repair pasted JSON
Repair JSON
Fixes trailing commas, code fences, single quotes, unescaped characters and more.
Close
Before (paste malformed JSON)
Repair
Load broken sample
After (repaired)
Copy repaired
Change log / diff
Run a repair to see what changed.