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Wranglify - the workbench for files that break everything else
Open the 500 MB export, repair the encoding, split the column, mask the PII, and get real SQL out. Private, offline, 10 MB. Mac and Windows now, Linux next.
|
86 % |
|
Unfckr - free client-side data workbench
Flatten nested JSON, scrub PII from CSVs, and clean messy data - free, no signup, works offline, 100% in your browser. Your data never leaves the tab.
|
84 % |
|
SheetPeek — open huge CSV, Excel and JSON files locally
Open, filter, profile and compare huge CSV, Excel and JSON files in your browser. Nothing is uploaded — millions of rows stay on your device.
|
83 % |
|
Panels — The analytics platform for teams of one
One tool for transforms, notebooks, and dashboards — with a built-in data lakehouse. No warehouse to provision. No stack to maintain. Built on DuckDB.
|
82 % |
|
TableRune: open the CSV Excel can't
TableRune cleans up and reshapes big spreadsheets right in your browser. Your data stays on your computer. Nothing to upload, no code to write.
|
82 % |
|
Merge Excel & CSV Files by Matching Columns | RowPair
Match and merge two Excel or CSV files without VLOOKUP. Review duplicates, missing rows, and ambiguous matches before downloading a clean spreadsheet.
|
82 % |
|
DashReporter — drop a CSV
Open a CSV, TSV or Parquet file and explore it in your browser. Your data is never uploaded and never cached.
|
81 % |
|
DashReporter — drop a CSV
Open a CSV, TSV or Parquet file and explore it in your browser. Your data is never uploaded and never cached.
|
81 % |
|
Sidequery — The knowledge app for notes, data & code
Sidequery is the knowledge app — a native macOS and iOS workspace where your notes, SQL, Python, and spreadsheets live together as plain files you own.
|
81 % |
|
CSV to Dashboard — Free Online CSV & Excel Dashboard Generator
Instantly turn any CSV or Excel file into an interactive dashboard — auto KPIs, time-series charts, pivot mode, and a geographic map.
|
81 % |
|
DashVault. Turn data into dashboards in seconds.
DashVault turns CSVs, spreadsheets and program APIs into living dashboards. Claude designs each chart as a spec; a deterministic engine computes every number...
|
81 % |
|
NoEgress — Analyze Sensitive Spreadsheets Without Uploading Them
The private workspace for sensitive CSV and Excel files: DuckDB SQL, pivots, charts and a local AI model, all running in your browser. Nothing is uploaded, n...
|
81 % |
|
orphanmap. Map what the last developer left running.
orphanmap reads a Windows/SQL Server box, read-only, and draws every dependency it finds, from Agent jobs, SSIS, scheduled tasks, and the connection strings...
|
81 % |
|
HappyCSV - Private CSV, Excel & Data Tools
View, edit, join, validate, clean, and convert CSV, Excel, JSON, Parquet, contact, calendar, and location data privately in your browser.
|
80 % |
|
Beans: The interactive data exploration tool
Data wrangling canvas on the browser
|
80 % |
|
Ledger - A Desktop Spreadsheet for Large Files
Load 2M+ row CSVs without UI lag, inspect full edit history with history replay, and write custom formulas using a simple Python-style custom formulas.
|
80 % |
|
TukeySheets — The spreadsheet, done right
A native spreadsheet for macOS, Windows, and Linux built for modern data work. Layered plotting, live SQL across warehouses and lakes, and a built-in MCP ser...
|
80 % |
|
Tablumo — See your data in a better light. Nothing leaves your machine.
Tablumo turns CSV and Excel files into interactive dashboards in seconds. Runs entirely in your browser — no install, no account, no upload. Your data never...
|
80 % |
|
Datadaive — Clean, analyze and dashboard your spreadsheets
Upload a CSV, Excel, JSON or Parquet file. Datadaive cleans messy columns, runs an AI analysis and builds a shareable dashboard. No SQL, no setup, no connector.
|
80 % |
|
Datapuddle — the Mac app for local analytics
A native Mac app for querying Parquet, CSV and .duckdb files with SQL. Millions of rows, column profiles in every header, visual query plans. Powered by DuckDB.
|
80 % |
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