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Concept Icons PNG & SVG

Browse 922 different concept icons in 133 unique design styles. Download concept icons in PNG, SVG, PDF, or ZIP formats.

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  1. Rounded gradient icon of a bulb with curved shapes, a circular cutout, and detached base. Used for lighting settings.
  2. Clean duotone icon of a head, lightbulb, and circular thought mark. Used for ideas, creativity, and brainstorming.
  3. Clean line icon of a central circle linked to four square nodes. Used for concepts, systems, diagrams, and planning.
    Free
  4. Rounded colored solid icon of a yellow bulb with blue plus, block, and base dash. Used for business ideas and innovation.
  5. Clean line icon of a lightbulb inside a circle. Used for ideas, tips, and insights.
  6. Vibrant hand-drawn icon of a smiling head with a lightbulb and blue rays. Used for creativity, ideas, and inspiration.
  7. Rounded hand-drawn icon of a smiling head with a light bulb above it. Used for creativity, ideas, and brainstorming.
  8. Rounded hybrid solid and line icon of a lightbulb with a plus and base bar. Used for ideas and innovation.
  9. Rounded hybrid solid and line icon of a lightbulb with a four-point sparkle. Used for AI technology, ideas, and innovation.
    Free
  10. Clean line icon of a browser window with a lightbulb and rays. Used for business ideas and innovation.
  11. Clean solid icon of a person silhouette, bulb, and circle with a curved cutout. Used for ideas and user concepts.
  12. Sharp hybrid solid and line icon of a profile head with a circular brain shape. Used for cognition, AI, and neuroscience.
  13. Sharp duotone icon of a hexagon with an angular question mark and diamond. Used for FAQs and help.
  14. Sharp line icon of a question mark inside a hexagon with a small diamond. Used for FAQs and help.
  16. Clean hand-drawn icon of a browser window with three dots and a lightbulb. Used for web ideas and creative browsing.
  17. Playful hand-drawn icon of a light bulb with rays and abstract shapes. Used for ideas, creativity, and strategy.
  19. Rounded neon icon of a looping curve with a triangular arrowhead. Used for sustainability, recycling, and ethical production.
  20. Rounded neon icon of a bowl-like open circle with a four-point sparkle. Used for AI tools, magic features, and automation.
    Free
  21. Clean line icon of a person beneath a light bulb with rays. Used for ideas, creativity, and user insights.
  22. Playful hand-drawn icon of a bulb with a blue sprout-like filament and radiating marks. Used for ideas and creativity.
  23. Bold solid icon of a person beside a lightbulb. Used for ideas, innovation, and brainstorming.
  25. Clean line icon of a lightbulb with a radiating outline and two adjustment bars. Used for ideas, settings, and controls.
  26. Clean line icon of a globe, lightbulb, and rounded dome with a short mark. Used for innovation, learning, and brainstorming.
  29. Bold creative flat icon of a suited person beneath a lightbulb with rays. Used for ideas, thinking, and innovation.
  30. Sharp duotone icon of a computer monitor displaying a square, hexagon, and triangle. Used for graphics and design tools.
  31. Rounded hybrid solid and line icon of a lightbulb above a large rounded oval. Used for collaboration ideas and brainstorming.
  33. Warm hand-drawn icon of a lightbulb, dollar coin, and circular arrows. Used for advertising, ideas, and finance.
    Free
  34. Clean flat icon of three overlapping rounded squares. Used for layers, stacking, and grouped content.
  35. Warm hand-drawn icon of a light bulb with a blue M-shaped filament and rays. Used for creativity and ideas.
    Free
  36. Sharp solid icon of a segmented lightbulb with a rectangular base and rounded cap. Used for ideas, innovation, and planning.
    Free
  37. Clean line icon of a lightbulb with a looped filament and radiating rays. Used for ideas, tips, and innovation.
  38. Artistic hand-drawn icon of a laptop with a light bulb. Used for creativity, ideas, innovation, and learning.
  39. Clean line icon of a light bulb with an overhead arc, dot, and ring. Used for lighting controls and ideas.
  40. Vibrant hand-drawn {illustration} of bordered layout sheet with blue rectangles, curved arrow, and black ovals. Used for design workflows, wireframes.
  46. Sharp solid icon of a hexagonal mark with a white angular inner shape. Used for music software and audio tools.
  47. Expressive hand-drawn icon of a light bulb with a sprouting plant and rays. Used for ideas, creativity, growth, and innovation.
  48. Playful creative icon of a dual-tone light bulb with a triangular filament. Used for ideas and tips.
  49. Playful creative icon of a cyan bulb with a white triangular center and two base lines. Used for ideas and brainstorming.
  50. Rounded hybrid solid and line icon of a person beside a lightbulb with rays. Used for collaboration and ideas.