Category
Data Explorers
Browse Parquet, Avro, SQLite, and columnar files.
Browse 15 free data explorers that run entirely in your browser — no signup, no uploads to our servers, and no install. Open any tool below for instant, private processing on EasyToolHub.
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Parquet Viewer
Explore Apache Parquet tables locally with schema, sample rows, and column profiling from .parquet, JSON, or CSV — private browser tool for education and research.
Avro Viewer
Inspect Apache Avro schemas and sample records locally from .avro, .avsc, or JSON — private browser tool for education and research.
ORC Viewer
Explore Apache ORC tables locally with schema, preview rows, and stripe layout from .orc, JSON, or CSV — private browser tool for education and research.
Feather Viewer
Inspect Feather / Arrow tables locally with schema and sample rows from .feather, .arrow, JSON, or CSV — private browser tool for education and research.
Arrow Viewer
Explore Apache Arrow IPC tables locally with schema, record batches, and preview rows from .arrow, JSON, or CSV — private browser tool for education and research.
Delta Lake Viewer
Inspect Delta Lake table logs locally with versions, schema, and sample rows from .delta, _delta_log JSON, or CSV — private browser tool for education and research.
SQLite Viewer
Browse SQLite databases locally with tables, CREATE TABLE SQL, and sample rows from .sqlite, .db, SQL dumps, or CSV — private browser tool for education and research.
DuckDB Viewer
Explore DuckDB databases locally with tables, schema, and sample rows from .duckdb, SQL dumps, or CSV — private browser tool for education and research.
CSV Viewer
Explore large CSV tables locally with column types, filters, dialect detection, and preview rows from .csv, JSON, or Markdown — private browser tool for education and research.
TSV Viewer
Explore tab-separated tables locally with column types, schema, and preview rows from .tsv, .tab, JSON, or Markdown — private browser tool for education and research.
JSON Viewer
Explore JSON trees locally with path search, schema, JSONL, and table preview from .json, .jsonl, CSV, or Markdown — private browser tool for education and research.
XML Viewer
Explore XML documents locally with element nodes, attributes, and repeating-row preview from .xml, JSON, or CSV — private browser tool for education and research.
YAML Viewer
Explore YAML trees locally with path search, validation, and table preview from .yaml, .yml, JSON, or CSV — private browser tool for education and research.
TOML Viewer
Browse TOML tables and flattened keys locally with preview rows from .toml, JSON, or CSV — private browser tool for education and research.
INI Viewer
Browse INI / conf sections and keys locally with preview rows from .ini, .cfg, JSON, or CSV — private browser tool for education and research.