2 items
A retro space adventure. Guide Captain Callisto through alien fortresses ā collect treasure, avoid missiles, reach the transporter! š THE ADVENTURES OF CAPTAIN CALLISTO Our hero blasts through space, seeking adventure in the Zeta Air Fortress! āāā HOW TO PLAY āāā Click the Captain Callisto icon in your Chrome toolbar. A cinematic animated splash launches ā click or press any key to begin! Use arrow keys or WASD to guide Captain Callisto through each level. ⢠Collect all the treasure in each level ⢠Reach the transporter portal to proceed ⢠Avoid missiles and alien defenses ⢠Multiple levels across alien fortresses, pyramids, and spires āāā FEATURES āāā ⦠WebGL2 3D-accelerated retro space platformer ⦠Large 800Ć450 popup ā plenty of space to play ⦠Cinematic animated splash screen on launch ⦠Atmospheric chiptune music (Milky Way by Ben Prunty) ⦠Multiple themed levels with level intro text ⦠Progress saved automatically (localStorage) ⦠Fully offline after installation ⦠Zero ads, zero tracking, zero analytics, zero permissions CATEGORY: Games WEBSITE: https://web-gam-dev.blogspot.com
Jul 15, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.