NuCypher (aka Threshold Network) alternatives: 12 options compared

TL;DR: If you are replacing NuCypher (aka Threshold Network), the closest options are Operand, Plutis, Demospace. The table below compares 12 alternatives on what they do, stage, size and status.

Every alternative below is compared on what it actually does, not just its category — so you can see which one genuinely replaces NuCypher (aka Threshold Network) (YC Summer 2016).

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What are the best alternatives to NuCypher (aka Threshold Network)?

The three closest alternatives to NuCypher (aka Threshold Network) are:

  1. Operand — works in the same B2B category (YC Winter 2025).
  2. Plutis — works in the same B2B category (YC Winter 2023).
  3. Demospace — works in the same B2B category (YC Winter 2023).

NuCypher (aka Threshold Network) alternatives compared

AlternativeWhat it doesStageTeamStatus
Operand—YC Winter 20258Active
Plutis—YC Winter 20232Active
Demospace—YC Winter 20232Inactive
Hey Healthcare—YC Summer 20191Inactive
David AIData for audio AIYC Summer 202410Active
FuzzbuzzFuzzing as a ServiceYC Winter 2019—Acquired
Trellis AIAccelerate Medication Access with AIYC Winter 202434Active
Holy Grail—YC Summer 20197Active
PetaSales—YC Winter 20092Inactive
Snapboard—YC Winter 20202Inactive
Galaxy—YC Winter 20212Inactive
HiroAgents that handle security workYC Summer 20232Active

Which NuCypher (aka Threshold Network) alternative should I choose?

It depends on your size. Operand is the closest match on what NuCypher (aka Threshold Network) actually does. If you need something more established, sort the table by team size — larger teams generally mean more support and a longer track record. If budget is the constraint, the earlier-batch companies are usually the ones still competing on price.

Is NuCypher (aka Threshold Network) still active?

NuCypher (aka Threshold Network) is no longer listed as active, so anyone still relying on it should plan a migration to one of the alternatives above.

How was this list put together?

Every company here is Y Combinator-backed and was matched to NuCypher (aka Threshold Network) on what it actually does — its own description of its product — rather than on a broad category label. Batch, team size and operating status come from the YC directory and are shown as-is. We do not rank by payment.

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