Gem Forge Idle

Description

Mine rocks, discover colorful gemstones, and turn rough specimens into valuable finished gems in Gem Forge Idle.
Upgrade your mining power, unlock new rock tiers and faceting machines, complete quests, and advance through Ascensions. Collect rare specimens, protect your favorites in the Rough Vault, and explore different gemstone shapes and colors.
Free browser edition — no ads or real-money purchases. Progress is saved locally in your browser. Clearing your browser’s game data may erase your progress.
Target age rating: 13+ (developer-recommended).
Privacy Policy: https://ancillary-proxy.atarimworker.io?url=https%3A%2F%2Faibuiltprojects.com%2Fgem-forge-idle-privacy-policy%2F
AI disclosure: AI tools were used to generate visual artwork and assist with writing and improving the game’s code. The developer directed the creative process, selected and integrated the assets, and tested and refined the game.

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Use your mouse to play.

Click the rock to mine. Sell your loot and purchase upgrades to increase your mining power. Unlock Auto Mine and new machines as you progress.

Use the bottom navigation buttons to explore upgrades, inventories, collections, the shop, and Prestige. Click the information icons for explanations.

Progress is saved locally in your browser. Use the same browser and avoid clearing its site data.