If you are a student or teacher, you are eligible for Maxon’s Education License.
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The versatility of Red Giant Trapcode Particular V20 makes it a valuable tool for a wide range of applications: If you are a student or teacher, you
If you want Trapcode Particular v20 specifically, the only legitimate way to get it for free is the Maxon One / Red Giant Trial. This is the only "forever free" option that isn't a scam
Why this is better than "cracked" software: You get the actual v20 speed, M1/M2 Mac native support, and access to the "Designer" panel. You can render a 4K project without crashing because the code is legit.
While not a direct replacement for Particular, Video Copilot's Saber (Free) handles line-based particles and energy beams beautifully.