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ZynAddSubFX
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TAL-NoiseMaker
VHS Synth
Auxy Music Studio
Open-source subtractive-hybrid synthesizer formerly sold commercially as Vember Audio Surge.

SysAid
"Server Security Cloud Security Office 365 Security Penetration Testing Load Testing Security Review & Audit Managed Detection & Response Compliance Analysis"

Which is more popular?
Based on our record, Surge XT seems to be more popular. It has been mentioned 179 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | surge-synthesizer.github.io | seqops.io |
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| Company | Startup from the United States | Startup from Sweden · 10 - 19 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


Surge XT is an open-source hybrid synthesizer and the synth which started the Surge Synth Team project!
SeqOps is a cybersecurity firm offering advanced security solutions such as vulnerability scanning, penetration testing, cloud and server security, and compliance analysis. We help businesses safeguard digital infrastructure with tailored, automated, and proactive protection services.
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Free VST - Surge Synthesizer plugin
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Surge XT and SeqOps. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


- Surge XT - open-source synthesizer with literally 10k presets built in: https://surge-synthesizer.github.io/. - Source: Hacker News / 11 months ago
Good stuff! I started getting in to this at the start of the year. Already had an old, dusty MicroKORG and MIDI interface to use it as a controller, but recently splashed out on a bigger controller as the Korg's tiny keys were hurting... - Source: Hacker News / almost 3 years ago
Https://surge-synthesizer.github.io/ and https://asb2m10.github.io/dexed/ should work like a charm. Source: about 3 years ago
Tracking SeqOps since Sep 2025.
When comparing Surge XT and SeqOps, you can also consider the following products.

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ZynAddSubFX is an open source software synthesizer for Linux, Mac OS X and Microsoft Windows.
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Synth1 is a software synthesizer. Functionally it is modeled on the Clavia Nord Lead 2 Red Synth.
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TAL-NoiseMaker is an improved version of TAL-Elek7ro and has a completely new synth engine and a...
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