Software Alternatives & Startups

DeveloperToolStack

120 free browser-based developer utilities. No sign-up required.

DeveloperToolStack

DeveloperToolStack Alternatives & Competitors

  1. 2

    A collection of developer tools in one place in your browser.

    /devtools-advanced-alternatives
  2. 1

    The JSON Formatter was created to help with debugging.

    Key JSON Formatter & Validator features:

    User-Friendly Interface Real-time Validation Clear Error Messages Formatting Options

    /json-formatter-and-validator-alternatives
  3. Measure helps mobile teams monitor and fix crashes, ANRs, bugs, and performance issues. The open source alternative to Firebase Crashlytics.

    Key Measure.sh features:

    Crash Reporting Session Replay Performance Monitoring Bug Reporting

    Try for free Open Source freemium $25 / Monthly (25GB of log/metric/ traces/session replay) Sponsored

    Try for free
  4. 1

    135+ free browser-based developer tools — no signup, private.

    Key AllDevToolsHub features:

    Data Processors Security Suite AI Developer Toolkit PDF & Image Labs

    free

    /alldevtoolshub-alternatives
  5. 1

    Helping you make rational decisions, one calculation at a time.

    Key Omni Calculator features:

    User-Friendly Interface Wide Range of Calculators Accuracy Educational Value

    /omni-calculator-alternatives
  6. 1

    A scriptable scratchpad for developers. Free & open source!

    Key Boop features:

    User-Friendly Interface Open Source Cross-Platform Extensible

    Open Source

    /boop-alternatives
  7. 1

    FOSS tools for developers.

    Key DeveloperTools.Tech features:

    Free and accessible Wide variety of tools Privacy-focused client-side processing Clean and simple interface

    Open Source

    /developertools-tech-alternatives
  8. 1

    Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.

    Key calculator.net features:

    Comprehensive Range of Calculators User-Friendly Interface Free Access Detailed Explanations

    /calculator-net-alternatives
  9. 1

    ExtendsClass JSON Formatter is a tool that allows you to beautify, minify, validate, view, and escape JSON code.

    Key ExtendsClass JSON Formatter features:

    User-Friendly Interface Validation Feature Format and Minify Options Free to Use

    /extendsclass-json-formatter-alternatives
  10. 1

    Freeformatter is a platform that contains free online tools for developers, including formatters (json, html, xml, sql, etc.), minifiers (css, javascript), compactors, validators, and much more.

    Key FreeFormatter features:

    Wide Range of Tools User-Friendly Interface No Installation Required Free to Use

    /freeformatter-alternatives
  11. 1

    Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON.

    Key JSONFormatter.org features:

    User-Friendly Interface Multiple Tools Free to Use Cross-Platform

    /jsonformatter-org-alternatives
  12. 1

    Should you build an internal tool? Or just buy it?

    Key Build vs. Buy Calculator features:

    Cost Efficiency Time Savings Objective Analysis Customization Opportunities

    /build-vs-buy-calculator-alternatives
  13. 1

    JSON Lint is a web based validator and reformatter for JSON, a lightweight data-interchange format.

    Key JSONLint features:

    User-Friendly Interface Error Highlighting Free to Use JSON Formatter

    /jsonlint-alternatives
  14. 1

    A small framework for server-rendered universal JavaScript apps.

    Key Next.js features:

    Server-Side Rendering (SSR) Static Site Generation (SSG) API Routes File-Based Routing

    Open Source

    /next-js-alternatives
If you think we've missed something, please suggest an alternative to DeveloperToolStack.

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