Wash and chop the cucumber, tomatoes, bell peppers, and onion.
Slice the Kalamata olives and chop the fresh parsley.
In a small bowl, whisk together the olive oil, lemon juice, red wine vinegar, minced garlic, oregano, salt, and black pepper.
In a large mixing bowl, add the chopped vegetables and olives.
Drizzle the dressing over the salad and toss it well to make sure everything is covered.
Crumble the vegan feta on top and gently mix.
Allow the salad to sit for 10-15 minutes before serving to enhance flavors.
Serve immediately or refrigerate for later.