Free science & tech Events and Things to do in Denver, CO

Search for something you love or check out popular events in your area.

Denver Dev Day, Friday, June 26, 2026
Fri, Jun 26, 8:00 AM
Lakewood · Red Rocks Community College
Denver Dev Day, Friday, June 26, 2026
Fri, Jun 26, 8:00 AM
Lakewood · Red Rocks Community College
Sales end soon
Belden: Managing and Monitoring Assets via Secure Remote Access
Thursday at 3:00 PM
Centennial · The Village Workspace and Event Center
Sales end soon
Belden: Managing and Monitoring Assets via Secure Remote Access
Thursday at 3:00 PM
Centennial · The Village Workspace and Event Center
Going fast
Rocky Mountain Artificial Intelligence Network Summer AI Summit 2026
Thu, Aug 6, 12:00 PM
Denver · Iliff School of Theology
Going fast
Rocky Mountain Artificial Intelligence Network Summer AI Summit 2026
Thu, Aug 6, 12:00 PM
Denver · Iliff School of Theology
A Hole New Level of AIOps
Thu, Jun 25, 4:00 PM
Denver · Puttshack - Denver
A Hole New Level of AIOps
Thu, Jun 25, 4:00 PM
Denver · Puttshack - Denver
Out in Tech Denver | July Happy Hour
Tue, Jul 7, 5:30 PM
Denver · Town Hall Collaborative
Out in Tech Denver | July Happy Hour
Tue, Jul 7, 5:30 PM
Denver · Town Hall Collaborative
Linear Lighting Certification
Tue, Sep 1, 9:00 AM
Denver · Proluxe Lighting Showroom
Linear Lighting Certification
Tue, Sep 1, 9:00 AM
Denver · Proluxe Lighting Showroom
SketchUp Project Spectrum
Mon, Jun 22, 9:00 AM + 9 more
Westminster · 10368 Westmoor Dr
SketchUp Project Spectrum
Mon, Jun 22, 9:00 AM + 9 more
Westminster · 10368 Westmoor Dr
Presenters: Aquatic Informatics
Thu, Jul 16, 3:00 PM
Centennial · The Village Workspace and Event Center
Presenters: Aquatic Informatics
Thu, Jul 16, 3:00 PM
Centennial · The Village Workspace and Event Center
Digital Safety Training
Fri, Jul 24, 6:00 AM
Denver · 1035 Osage St
Digital Safety Training
Fri, Jul 24, 6:00 AM
Denver · 1035 Osage St
3d Scanning Series: Intro to Scanning (with the Creality Ferret Pro)
Sun, Jun 21, 1:00 PM
Wheat Ridge · 9110 W 44th Ave
3d Scanning Series: Intro to Scanning (with the Creality Ferret Pro)
Sun, Jun 21, 1:00 PM
Wheat Ridge · 9110 W 44th Ave
Resin 3D Printing: Anycubic Photon Mono 5S for Beginners w/ Kevin
Sun, Jun 21, 4:00 PM
Wheat Ridge · 9110 W 44th Ave
Resin 3D Printing: Anycubic Photon Mono 5S for Beginners w/ Kevin
Sun, Jun 21, 4:00 PM
Wheat Ridge · 9110 W 44th Ave
Intro to 3D Printing (Prusa MK4s Operation) w/ Kevin
Thu, Jun 25, 6:00 PM
Wheat Ridge · 9110 W 44th Ave
Intro to 3D Printing (Prusa MK4s Operation) w/ Kevin
Thu, Jun 25, 6:00 PM
Wheat Ridge · 9110 W 44th Ave
Women Leading in Space - A Space Industry Panel Evening
Thu, Jul 9, 5:30 PM
Centennial · True Anomaly
Women Leading in Space - A Space Industry Panel Evening
Thu, Jul 9, 5:30 PM
Centennial · True Anomaly
Sales end soon
Denver RUG - June 17th, 2026
Wednesday at 4:00 PM
Broomfield · 390 Interlocken Crescent #100
Sales end soon
Denver RUG - June 17th, 2026
Wednesday at 4:00 PM
Broomfield · 390 Interlocken Crescent #100
Just added
Fairy Tale Science
Thu, Jun 25, 10:15 AM
Louisville · Louisville Public Library
Just added
Fairy Tale Science
Thu, Jun 25, 10:15 AM
Louisville · Louisville Public Library
Going fast
Stargazing at Eldorado Canyon State Park
Fri, Jun 19, 7:00 PM
Eldorado Springs · Eldorado Canyon State Park Visitor Center
Going fast
Stargazing at Eldorado Canyon State Park
Fri, Jun 19, 7:00 PM
Eldorado Springs · Eldorado Canyon State Park Visitor Center
Preparing our National Parks for the impacts of extreme weather events
Wed, Jun 24, 7:30 PM
Boulder · Frasier Retirement Community
Preparing our National Parks for the impacts of extreme weather events
Wed, Jun 24, 7:30 PM
Boulder · Frasier Retirement Community
Sales end soon
NSF NCAR Mesa Laboratory Public Tour
Monday at 12:00 PM + 80 more
Boulder · NSF NCAR Mesa Laboratory
Sales end soon
NSF NCAR Mesa Laboratory Public Tour
Monday at 12:00 PM + 80 more
Boulder · NSF NCAR Mesa Laboratory

Trends in Denver

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Frequently asked questions about Denver

What are the best free events to attend?

According to Eventbrite, the best free events are:

Denver Dev Day, Friday, June 26, 2026

Rocky Mountain Artificial Intelligence Network Summer AI Summit 2026

A Hole New Level of AIOps

Out in Tech Denver | July Happy Hour

Which events are currently trending in Denver?

The trending searches this month in Denver are:

Which free events are coming up?

Discover the best free events happening soon – you don't want to miss them:

NSF NCAR Mesa Laboratory Public Tour

Denver RUG - June 17th, 2026

Belden: Managing and Monitoring Assets via Secure Remote Access

Stargazing at Eldorado Canyon State Park

Denver Dev Day, Friday, June 26, 2026

Denver Dev Day, Friday, June 26, 2026

Belden: Managing and Monitoring Assets via Secure Remote Access

Belden: Managing and Monitoring Assets via Secure Remote Access

Rocky Mountain Artificial Intelligence Network Summer AI Summit 2026

Rocky Mountain Artificial Intelligence Network Summer AI Summit 2026

A Hole New Level of AIOps

A Hole New Level of AIOps

Out in Tech Denver | July Happy Hour

Out in Tech Denver | July Happy Hour

Linear Lighting Certification

Linear Lighting Certification

SketchUp Project Spectrum

SketchUp Project Spectrum

Presenters: Aquatic Informatics

Presenters: Aquatic Informatics

Digital Safety Training

Digital Safety Training

3d Scanning Series: Intro to Scanning (with the Creality Ferret Pro)

3d Scanning Series: Intro to Scanning (with the Creality Ferret Pro)

Resin 3D Printing: Anycubic Photon Mono 5S for Beginners w/ Kevin

Resin 3D Printing: Anycubic Photon Mono 5S for Beginners w/ Kevin

Intro to 3D Printing (Prusa MK4s Operation) w/ Kevin

Intro to 3D Printing (Prusa MK4s Operation) w/ Kevin

Women Leading in Space - A Space Industry Panel Evening

Women Leading in Space - A Space Industry Panel Evening

Denver RUG - June 17th, 2026

Denver RUG - June 17th, 2026

Fairy Tale Science

Fairy Tale Science

Stargazing at Eldorado Canyon State Park

Stargazing at Eldorado Canyon State Park

Preparing our National Parks for the impacts of extreme weather events

Preparing our National Parks for the impacts of extreme weather events

NSF NCAR Mesa Laboratory Public Tour

NSF NCAR Mesa Laboratory Public Tour

Things to do around Denver

Trends in Denver

1. Memorial day weekend

2. Mothers day

3. June

4. Rave

5. Speed dating events

6. Drag

7. Job fairs

8. Cinco de mayo party

9. Singles

10. Car shows

11. Fireworks show

12. Family fun

What are the best free events to attend?

Which events are currently trending in Denver?

Which free events are coming up?