nowfound

Dev tools · alternatives · 2026

SM

Synth is a dev tool that generates testing databases with a single click. Launched in 2020, it helps developers quickly create realistic test data without manual setup. The product is designed for software teams who… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Synth – Make a testing database in 1 click launched in 2020; newer entries below may have overtaken it.

  1. 1
    Synth ▲5

    Realistic, synthetic test data for your app

    2020 · its alternatives →

  2. 2GT
  3. 3

    Tones is a simple, open, collaborative music-making platform. All tones are created using the built-in synthesizer.

    2018 · tones.fm · its alternatives →

  4. 4

    Hardware and software projects by Ali Roberts

    Nov 2025 · bitsnpieces.dev · its alternatives →

  5. 5

    The low-code platform for testing AI apps

    2024 · langtail.com · its alternatives →

  6. 6
    Synthetiq▲173

    Accurate social media simulation | A/B testing & more

    2025 · use.synthetiq.app · its alternatives →

  7. 7

    Spin up fully populated test databases in seconds

    2024 · tonic.ai · its alternatives →

  8. 8

    If you already know what bytebeat is, you don't need an explanation. If not, check my project :) Here is how it looks: SELECT mono(output( arraySum(x -> 1 / 6 * running_envelope(30 * (1 + x / 6), time, 0.05 * x, 0.005, lfo(0, 0.25, sine_wave, time / 8), 0.1) * sine_wave(time * 80 * exp2(x / 3)), range(12)))) FROM table; To check how it sounds, find the examples in the repository https://github.com/ClickHouse/NoiSQL

    2023 · github.com · its alternatives →

  9. 9SU

    We are building Tonic Ephemeral - a purpose built test database that is easy and fast to spin up (or down) based on your dev and test requirements. As engineers who worked on data at Palantir and Tableau, we've seen developers struggle to get isolated test databases when needed. We faced the same problem while we were building our core product at Tonic. Based on this, we decided to build something for ourselves and then realized some of our customers loved it too. Today, we are sharing Tonic Ephemeral with the world. Briefly, Tonic Ephemeral manages test data infrastructure. In my…

    2024 · docs.tonic.ai · its alternatives →

  10. 10

    Keyboard-controlled music sequencer, sampler, and synth - kofigumbs/typebeat

    2022 · github.com · its alternatives →

  11. 11
    Mockaroo▲354

    A realistic data generator to test your app

    2015 · mockaroo.com · its alternatives →

  12. 12EA
  13. 13

    Jam on a synth that makes you sound good, w/o musical talent

    2025 · synthsational.boondoggle.studio · its alternatives →

  14. 14
    Synthical▲164

    Research faster

    2024 · its alternatives →

  15. 15AT

    A bunch of developers and myself have created RepliByte - an open-source tool to seed a development database from a production database. Features: - Support data backup and restore for PostgreSQL, MySQL and MongoDB - Replace sensitive data with fake data - Works on large database (> 10GB) (read Design) - Database Subsetting: Scale down a production database to a more reasonable size - Start a local database with the prod data in a single command - On-the-fly data (de)compression (Zlib) - On-the-fly data de/encryption (AES-256) - Fully stateless (no server, no daemon) and lightweight…

    2022 · its alternatives →

  16. 16
    Chepo▲163

    Get generated data with a single click

    2024 · hidaytrahman.github.io · its alternatives →

  17. 17
    Synth▲219

    The browser for research - browse smart, get things done

    2022 · its alternatives →

  18. 18JP
  19. 19
  20. 20
    Codifyer▲135

    Generate your whole database code in minutes

    2024 · codifyer.io · its alternatives →

  21. 21AS
  22. 22SF

    2015 · synth.fm · its alternatives →

  23. 23

    Turn colors into sounds

    2024 · apps.apple.com · its alternatives →

  24. 24
    Synthetic▲111

    Spotify powered, data-driven music discovery

    2017 · syntheticapp.tech · its alternatives →

Also compare

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 →