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Big Data
Lightweight viewers for huge CSV, JSON, NDJSON.
11 ready tools out of 12 listed in this workflow.
All tools
12
CSV Chunk Splitter
Ready
Split a huge CSV into manageable chunks.
Large JSON Viewer
Ready
Browse multi-MB JSON without freezing the tab.
NDJSON Viewer
Ready
Stream and browse newline-delimited JSON.
Batch Converter
Ready
Convert many files in one go.
Collapsible Tree Viewer
Ready
Render any JSON as an interactive collapsible tree.
CSV Viewer
Ready
Open and browse any CSV — sortable, filterable, searchable.
CSV Splitter
Ready
Split a large CSV into N files by row count, by value, or by hash.
CSV Row Search
Ready
Full-text search across every cell of a CSV.
CSV Sampling Tool
Ready
Sample N rows / X% / stratified samples from large CSV.
Memory Usage Estimator
Ready
Estimate browser memory cost of a dataset before loading it.
Live CSV Parser
Ready
Stream a huge CSV in chunks and expose pause/resume controls.
Parquet Metadata Viewer
Planned
Inspect Parquet file footer metadata.
