Dev tools · alternatives · 2026

24 alternatives to ConvertCSV.io Data Conversion APIs

Convert data (CSV,JSON,XML,...) via our conversion APIs

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. ConvertCSV.io Data Conversion APIs launched in 2021; newer entries below may have overtaken it.

1
Sqlify▲191
JSON, CSV and SQL converter
2017 · its alternatives →
2
Quick API▲350
Convert your CSV data into API product
2022 · its alternatives →
3CA
ConvertCSV – APIs for Data Transformations▲5
ConvertCSV.io is the number one developer of conversion software for csv and other filetypes on the web.
2021 · convertcsv.io · its alternatives →
4
JSON to CSV ▲127
Convert JSON to CSV in your browser
2014 · its alternatives →
5CL
Convert Large CSV/XLSX to JSON or XML in Browser▲41
Hello HN, I'm excited to share a project I've been working on: A simple, fast way to process huge CSV and XLSX files directly in your browser and export them as clean JSON or XML Here's a few things that makes this converter different: - runs in the browser - all parsing and conversion is client side can handle data any size data - automatically detects delimiters, encodings, and data types as it parses - Live preview with column renaming, search/replace, and data cleanup - Export to JSON or XML — clean, structured output that can be used for API or Databases backstory: I built this…
2025 · csvforge.com · its alternatives →
6
Jsonify▲197
Transform XLSX/CSV files into clean, usable JSON
2024 · jsonify.net · its alternatives →
7EC
ExcelJSON – Convert JSON To/from CSV, TSV Easily▲50
2017 · exceljson.com · its alternatives →
8TA
Transform a CSV into a JSON and vice versa▲125
2021 · jsonmatic.com · its alternatives →
9
TABLUM.IO▲159
Turn CSV, XML & JSON into a live analysis-ready SQL database
2023 · its alternatives →
10CS
Comma Separated Values (CSV) to Unicode Separated Values (USV)▲208
2024 · crates.io · its alternatives →
11
Pivotable▲84
API converts csv data to Excel with pivot tables and charts
2017 · its alternatives →
12
Excel to JSON Converter▲7
Convert excel & csv files to json online, free and secure
2025 · convert-excel-to-json.emp0.com · its alternatives →
13CJ
Convert JSON to a set of tidy CSVs▲11
2020 · github.com · its alternatives →
14
ToolGenius▲6
One-click CSV ↔ JSON conversion — secure, open-source & free
2025 · toolgenius.app · its alternatives →
15
C2J,free csv to json tool onlie▲1
json,csv
2024 · its alternatives →
16
JSONXX▲3
Free JSON Converter-Preview, Edit, and Export JSON to CSV
Jun 2026 · jsonxx.com · its alternatives →
17
CSV2API▲5
Your Out-of-the-box No-SQL database that requires 0 setup!
2021 · its alternatives →
18
Convert CSV files to searchable and sortable HTML table▲28
Simple command-line utility to convert CSV, TSV and Excel files into a single self-contained HTML page with search, filters, and sorting - vividvilla/csvtotable
2017 · github.com · its alternatives →
19AU
A Usable CSV and JSON to SQL Converter in Elm and Phoenix▲8
2017 · sqlify.io · its alternatives →
20
Convert XML to CSV▲5
Convert XML files to CSV directly within Chrome
2024 · chromewebstore.google.com · its alternatives →
21
JSON Formatter▲13
Free json formatter & viewer online
2025 · nexonware.com · its alternatives →
22
CSV to JSON▲4
Convert CSV to JSON instantly, no coding required
2024 · its alternatives →
23
JSON to Excel Converter
Converts JSON to Excel and JSON to CSV | 100% Client Side
Feb 2026 · jsontoexcel.cv · its alternatives →
24
Online JSON Tools▲6
Online JSON Converter
2020 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →