Credits
Deep Bloom is made by LVL Digital Ventures Ltd. It's built with free, open-source software and fonts, listed below with their licences. The full licence texts are in licenses.txt, and a copy comes inside the game.
Game engine
Godot Engine 4.7. Copyright © 2014-present Godot Engine contributors, © 2007-2014 Juan Linietsky and Ariel Manzur. MIT licence.
Godot includes other open-source parts, each listed with its licence in licenses.txt. Among them: portions of this software are copyright © The FreeType Project (freetype.org). All rights reserved.
Plugins
Rewarded ads: AdMob plugin, © Poing Studios, MIT licence.
Purchases: Godot Google Play Billing, © Godot Engine contributors, MIT licence.
Reminders and the rating card: Godot Mobile Plugins (Notification Scheduler, In-app Review), MIT licence.
Analytics: GameAnalytics SDK for Godot, © GameAnalytics, MIT licence.
Crash reports: Sentry SDK for Godot, © Sentry, MIT licence.
The Android libraries these bring in (AndroidX, Kotlin, Google Play services, the Google Mobile Ads SDK and the Google Play Billing Library) are © Google LLC and others, under the Apache License 2.0 or Google's own terms.
Fonts
Fredoka, © 2016 The Fredoka Project Authors.
Nunito, © 2014 The Nunito Project Authors.
Alfa Slab One, © 2016 The Alfa Slab One Project Authors, with Reserved Font Name "Alfa Slab".
All three under the SIL Open Font License 1.1.