Open-source incremental games
Incrementals whose source code is public. Read how the numbers work, fix a bug, or fork it into your own game.
164 games · updated Sep 30, 2026

BitburnerUpdated
1,604 stars on GitHub
A cyberpunk incremental where you write real JavaScript to hack servers and automate everything.
95% steam70% idle
Antimatter DimensionsUpdated
399 stars on GitHub
Buy dimensions that buy dimensions, then break infinity, then break reality. The reference point every numbers-go-up game is measured against, and it has a real ending.
92% steam4.6★ galaxy200–600h ending55% idle
The Prestige TreeComplete
58 stars on GitHub
A skill tree where every node is a prestige layer. It spawned the Modding Tree and a thousand descendants.
4.6★ galaxy30–80h ending50% idle
Incremental Mass RewrittenDormant
66 stars on GitHub
Gain mass, become a black hole, then an atom, then a supernova. The numbers get absurd quickly and never stop.
4.4★ galaxy60% idle
SynergismUpdated
373 stars on GitHub
Five prestige layers stacked like a tower, each one reshaping the ones below. For people who liked AD and want more.
75% steam60% idle
A Dark RoomComplete
8,311 stars on GitHub
Light a fire. Then the text opens up into a village, a map, and a story told almost entirely through what it doesn't say.
3–6h ending25% idleCandy Box 2Complete
611 stars on GitHub
An ASCII adventure that starts as a counter of candies and turns into quests, spells and a lollipop farm.
5–10h ending30% idle
Kittens GameUpdated
109 stars on GitHub
Run a civilisation of kittens from catnip fields to space elevators. Deep, slow, and endlessly spreadsheetable.
55% idleTrimpsDormant
286 stars on GitHub
Breed an army of trimps, push through zones, portal back, and optimise your heirlooms for another hundred runs.
55% idle
Progress KnightDormant
181 stars on GitHub
Beggar to knight to emperor to something beyond, one lifetime at a time. Perfect first incremental.
85% idleSwarm SimulatorDormant
525 stars on GitHub
Grow an alien hive: larvae, drones, queens, nests, and then the numbers start producing numbers.
80% idle
Space CompanyDormant
367 stars on GitHub
Mine, power, research, and expand into the stars. A classic resource-chain idler from the golden age.
70% idleEvolveUpdated
1,252 stars on GitHub
Evolve a species from primordial ooze, build a civilisation, then blow it up in a dozen different ways to start again.
60% idle
PokéClickerUpdated
718 stars on GitHub
A fan-made clicker that walks every region, with breeding, dungeons and an enormous collection to fill.
50% idle
Particle ClickerDormant
684 stars on GitHub
Run a physics lab and work through the history of high energy particle physics by clicking to collect data.
我的放置仙途Updated
291 stars on GitHub
A Chinese cultivation idle RPG with adventures, exploration, pets, gear upgrades and alchemy.
Level 13Updated
262 stars on GitHub
A text-based sci-fi adventure where you survive a decayed city, rediscover technology and rebuild civilization.

1255: Rise of TeutonicsDormant
142 stars on GitHub
A small medieval town builder with RPG mechanics, written in vanilla JavaScript.

GoobooUpdated
116 stars on GitHub
An idle game with many distinct features to unlock and balance, each with its own currencies and upgrades.

Yet Another Idle RPGUpdated
114 stars on GitHub
A text-based idle RPG inspired by Proto23, with combat, skills, gear and locations to explore.
IdleSpaceDormant
114 stars on GitHub
A space combat idle game where you design ships and send fleets into automated battles.

Idle AntDormant
84 stars on GitHub
Grow an ant colony by assigning workers and expanding production of food and other resources.

RoguathiaDormant
52 stars on GitHub
An idle roguelike where characters explore dungeons on their own and progress feeds a meta layer.

Santa Inc.Dormant
51 stars on GitHub
A Christmas clicker where you run Santa's company, putting reindeer and elves to work to grow the business.

NucleogenesisDormant
44 stars on GitHub
A chemistry idle game where you create elements and isotopes through nuclear and chemical reactions.

Idle Ant 2Dormant
43 stars on GitHub
The sequel to Idle Ant, a colony-building idle game with more resources and research to manage.

Crystal ClickerUpdated
38 stars on GitHub
Defend a central crystal from waves of enemies by clicking to repair and attack, buying upgrades between runs.
25% idle
IdleSpace 2Dormant
34 stars on GitHub
The successor to IdleSpace, an idle space game of fleet building and automated battles.


CityClickerDormant
23 stars on GitHub
Grow a city by balancing residential, commercial and industrial zones and their tax rates.
RS ClickerDormant
19 stars on GitHub
A clicker game themed on Old School RuneScape, with skills, gear and monsters to click through.
DemonologyDormant
18 stars on GitHub
Harvest souls and grow your evil influence in this incremental game.
ε-primeDormant
15 stars on GitHub
Explore and exploit a procedurally generated planet with bots you control by hand or with JavaScript scripts, expanding your army to conquer it.

BubbleverseDormant
11 stars on GitHub
Grow bubbles in a tiny universe, click them to collect cash, and spend it on upgrades.
AnkyriaDormant
10 stars on GitHub
An early-version incremental built around buying upgrades and workshop improvements.

Cool IdleDormant
9 stars on GitHub
A lighthearted idle game with coins, a shop, a cauldron, a kingdom and a dungeon to manage across tabs.
Quick ClickDormant
8 stars on GitHub
A simple clicker with ASCII art where the aim is to finish a run as fast as possible.

Fission SimulatorDormant
7 stars on GitHub
An incremental about nuclear physics and quantum mechanics, growing numbers through fission-themed upgrades.
Omega Meta ZeroDormant
6 stars on GitHub
A zero-player incremental meant to run like a screensaver, watching a number climb to absurd heights in Omega Layers notation.
85% idle
Stardust TycoonUpdated
6 stars on GitHub
Mine stardust by clicking, buy auto-miners from drones to black holes, and prestige for a permanent production bonus.

iMMOUpdated
6 stars on GitHub
A browser idle MMORPG with a multiplayer server, featuring skills, equipment, inventory, trading and stage objectives.

Idle Football ManagerDormant
6 stars on GitHub
Build a football team whose player stats grow exponentially and try to win the championship.

Elemental IncrementalDormant
5 stars on GitHub
Build atoms and molecules with the long-term goal of creating every element up to Oganesson, without huge numbers.

UytaUpdated
5 stars on GitHub
Expand an island farm with plants, trees and animals, buying upgrades to raise the farm's level over about an hour of play.

rpgAppDormant
5 stars on GitHub
Fight endless monsters, level up and collect equipment in a browser incremental RPG.

Point GenerationDormant
4 stars on GitHub
Generate points and prestige with the goal of reaching 1e100 prestige points.


Idle MedievalDormant
4 stars on GitHub
A medieval-themed incremental about growing a settlement's resources and workers.


Nepal ClickerDormant
3 stars on GitHub
A joke clicker where you earn rupees by bringing internet access to Nepali villages with antennas, laptops and more.

Boss Of The WorldDormant
3 stars on GitHub
A Spanish-language clicker where you work your way up to become the boss of the world.

IncreMultiplicationDormant
3 stars on GitHub
Grow a number with multipliers that unlock one at a time through Multiplier Prestiges.

仙途 · 文字修仙Updated
3 stars on GitHub
A text-based xianxia cultivation idle game spanning 26 realms, with breakthroughs, alchemy, forging, combat and reincarnation.


The Ruins RememberUpdated
3 stars on GitHub
Rebuild civilization on an alien world across ten eras while uncovering ruins from those who came before; prestige is the cycle.

Nanotrasen SimulatorUpdated
3 stars on GitHub
Play an AI running a simulated Nanotrasen station in a text-heavy idle game set in the Space Station 13 universe.

Kardashev IncrementalDormant
2 stars on GitHub
Climb the Kardashev scale by gathering, building and researching technologies to raise your civilisation level.
BlueprintUpdated
2 stars on GitHub
Build a six-tier factory on an engineering schematic, prestige for Schematics, then publish for Patents and exhibit for Legacy Marks.
Inner Realm (内景天地)Updated
2 stars on GitHub
A Chinese cultivation-themed idle game where spiritual energy cascades through eight inner realms, with breakthroughs, artifact crafting and rebirth resets.

Matter GridDormant
2 stars on GitHub
Click nodes to fill a grid with matter, spend skill points across several paths, and reset for bonuses that unlock new systems.

Tree SimulatorUpdated
2 stars on GitHub
A basic idle game about growing trees and expanding a small tree empire.

Culinary Idle: Spirit Atlas (美食放置:食灵山海)Updated
2 stars on GitHub
A Chinese food-themed skilling idle game in the Melvor mold, with dozens of gathering and crafting skills, bosses, seasons, minigames and a huge item collection.

Bee GameDormant
2 stars on GitHub
A Kittens Game-inspired idle game where the queen bee gathers nectar, makes honey, raises workers and assigns them jobs.
Black Desert IdleUpdated
2 stars on GitHub
An idle RPG inspired by Black Desert Online with auto combat, zone progression and gear enhancement, plus cloud saves, a market and world bosses.
Durkasell.ruDormant
2 stars on GitHub
A small Russian-language joke clicker about mining and selling a made-up ore, with random events and PC upgrades.

Emoji Clicker RPGUpdated
2 stars on GitHub
A clicker RPG where you spend energy on attacks to beat ten emoji bosses and upgrade strength, recovery, HP and energy.

Snail GameDormant
2 stars on GitHub
A short incremental that gamifies several of the author's Snail Clocks and experiments with unusual input schemes.

Chōshi IncrementalDormant
2 stars on GitHub
A small incremental about reincarnation: grow points, then die repeatedly for stronger boosts.

Idle SoccerDormant
2 stars on GitHub
A soccer management incremental where you name your club, pick a league and build a small team into a winner.

Orangutan ClickerDormant
2 stars on GitHub
A lighthearted idle clicker built around clicking an orangutan.
Pixel PlantDormant
2 stars on GitHub
A minimal pixel-art idle game about watering a plant and watching it grow.
Kaizo IncrementalDormant
2 stars on GitHub
A numbers-heavy incremental from the author of Incremental Mass Rewritten.
AxiomUpdated
1 stars on GitHub
A minimalist math incremental that climbs the hyperoperations from successor upward, with sequences and stacked prestige layers.
Mycelia (共生之网)Updated
1 stars on GitHub
A fungal-network incremental where you design a 2D mycelium graph instead of a production list, with tech, automation, challenges and prestige.

Circuit IdleUpdated
1 stars on GitHub
A motorsport-themed incremental in the Antimatter Dimensions style with four prestige layers and an endless R&D tree.

MortalDormant
1 stars on GitHub
A Ludum Dare clicker that mixes incremental progress with a life sim about aging.

Crush FactoryUpdated
1 stars on GitHub
An incremental clicker where material chunks fall into a crusher simulated with real physics, unlocking new materials, upgrades and skins.

Idle GameDormant
1 stars on GitHub
Pick a character class and fight down the floors of a shifting dungeon, spending loot on attack, defense and abilities.

RamNeverComesUpdated
1 stars on GitHub
A parody RAM store that is secretly a clicker: every memory kit you buy produces points to buy more kits that never ship.

Last Waystation (最后驿站)Updated
1 stars on GitHub
Run the last waystation on a misty frontier, sending two-hero expeditions into the woods and spending loot on your watchtower.

Agent GenesisUpdated
1 stars on GitHub
Run an AI lab: stream data, add GPU racks and train agents that appear as growing particle swarms.
Cog & CosmosUpdated
1 stars on GitHub
A pixel-art idle game where eight linked worlds keep running and feed each other's resources into one brass engine.
Particle DimensionsDormant
1 stars on GitHub
A small clicker about producing preons with generators and multipliers, then breaking infinity for new upgrades.

MassDormant
1 stars on GitHub
Generate mass and spend it on increasingly expensive planets to build out a solar system.

Monster TapperUpdated
1 stars on GitHub
A tap-to-fight idle RPG where you defeat monsters, collect essence, upgrade gear and take on boss battles.
Final BroadcastUpdated
1 stars on GitHub
A retro horror idle game about running the night shift at a dead TV station that never stopped transmitting, rebuilt by its author in Flutter.

Pixel Chicken (像素小鸡)Updated
1 stars on GitHub
A pixel-art egg farm where chickens lay eggs that ride conveyors through washing, packing and labeling to market.

idleVactionUpdated
1 stars on GitHub
Guide a soggy Dutch tourist up the vacation ladder from cheap motels to a private island, upgrading lodging, travel, looks and staff.

Project: Idle TakeoverUpdated
1 stars on GitHub
A cyberpunk idle management game where a mainframe AI and its clones take on jobs and contracts for factions across cities.

CLICKER: Neon Idle GameUpdated
1 stars on GitHub
A neon clicker with combos, crits, missions, pets, random events and prestige.
SocieCiv: RockDormant
1 stars on GitHub
A Unity-built clicker where you grow a civilization starting from rocks.

Infinite StackUpdated
1 stars on GitHub
Build and sell websites by clicking, then hire developers and salespeople to grow a small web agency into an empire.

Popcorn ClickerUpdated
1 stars on GitHub
Click popcorn, buy buildings that pop more for you, and collect achievements in a minimal interface.

PlanezDormant
1 stars on GitHub
Run a one-person plane company, starting with folded paper airplanes and working up to manufacturing real ones.

Dogelon MuchDormant
1 stars on GitHub
Buy and sell dogecoin by clicking to fund rocket parts, but clicking too much can crash the price.

Kitty ClickerDormant
1 stars on GitHub
Click your named cat to bake biscuits, then buy upgrades and buffs for passive biscuit production.
Void Development IncrementalDormant
1 stars on GitHub
A satirical incremental game poking fun at the author's Discord server.

DorongineDormant
1 stars on GitHub
Harvest cash, ore, energy and brainpower, hire workers to click for you, and assign research across several topics.

Generator IdleDormant
1 stars on GitHub
An incremental game built around generators, the author's second take on the genre.
Path To Infinity: RewrittenDormant
1 stars on GitHub
An actively developed rewrite of the incremental game Path To Infinity.

StrudelIdleDormant
1 stars on GitHub
Generate beats to unlock code modules and hardware, while your live-coded Strudel pattern grows and plays in the browser.
Incremental GameDormant
1 stars on GitHub
Generate A points to buy B points, and so on up the alphabet to Z, with an upgrade layer beyond.

Sword Cutting IncrementalDormant
1 stars on GitHub
Cut with your sword to earn energy, level up, and spend skill points in a skill tree.

Time TickleDormant
1 stars on GitHub
A small incremental game with a playable build and community Discord.

Ant SwarmDormant
1 stars on GitHub
A text-based ant colony incremental with scaling upgrades, tooltips, and save export.

Incremental EvolutionDormant
1 stars on GitHub
A numbers-focused incremental inspired by Antimatter Dimensions and FE000000.

Anarchist Insurrection: The Idle GameDormant
1 stars on GitHub
A hackathon idle game about organizing an anarchist uprising.

Idle DeveloperDormant
1 stars on GitHub
Write code by clicking to finish paid projects, then train yourself and hire developers to code for you.

Plato's RaveUpdated
1 stars on GitHub
Build Vibe through 10 absurd rooms hidden in a Container Store, unlock automation, then start over as a franchisee.

More LettersDormant
1 stars on GitHub
An incremental puzzle game about generating letters and cracking ciphers.

Idle AlchemistUpdated
1 stars on GitHub
Gather reagents and transmute essence with collectors and upgrades, with several visual themes to pick from.
Clicker (Phantato)Dormant
1 stars on GitHub
A Flutter idle game where you gather apples, gold and beer with three kinds of workers.
Luck IncrementalDormant
1 stars on GitHub
Roll for rarities, raise your luck multiplier, and climb mastery tiers.
Incremental Mass: Classic ReloadedDormant
1 stars on GitHub
A reloaded version of the classic Incremental Mass, where you grow your mass through layered resets.

Tree of Disconnected NodesUpdated
1 stars on GitHub
A Modding Tree game that drops prestige layers in favor of standalone nodes.
GaladurUpdated
0 stars on GitHub
Grow a medieval castle into an empire by building wood, stone, food and gold producers, training an army and trading.
CYBER-BOX 2077Updated
0 stars on GitHub
A cyberpunk incremental RPG with passive Bytes and RAM, tactical ASCII grid combat, and a story against the megacorps.

Spirit Mountain Sect MasterUpdated
0 stars on GitHub
An ink-wash cultivation idle game with breakthroughs, alchemy, card-based duels, random encounters and rebirth bonuses.

Botnet Empire IdleUpdated
0 stars on GitHub
Grow a botnet by clicking, automate it, ride random events and minigames, then prestige.

Broker TycoonUpdated
0 stars on GitHub
Run a data brokerage in a short satire that makes the ethically worst move the optimal one.
has ending
Esports IdleUpdated
0 stars on GitHub
Grow a garage esports squad into an orbital dynasty by scouting players, upgrading rigs and funding teams through business ventures.

Mucking AroundUpdated
0 stars on GitHub
Earn Sloth Points by procrastinating, then hit an Existential Crisis to rebirth with permanent Epiphanies.

Buy and Sell E-BikesUpdated
0 stars on GitHub
Buy crates of dubious parts, assemble scooters and e-bikes, and flip them for profit until you are building nuclear and void-powered bikes.

frog incrementalDormant
0 stars on GitHub
An incremental game about frogs, a remake of the author's earlier frog incremental.
MachinamonUpdated
0 stars on GitHub
Pick one of five gear eggs, tune and incubate it, and raise a mechanical monster in a GBA-style idle workshop while earning heat and bolts for upgrades.
Solar ColonyUpdated
0 stars on GitHub
Click to launch payloads from the Moon's mass driver, timing the orbit to reach Mars, Venus or Mercury and slowly colonize the inner solar system.

TamamonUpdated
0 stars on GitHub
Tap an egg to hatch a digital monster, then feed and train it through six evolution stages inside a retro Digivice-style LCD frame.

DaProd Coin DozerUpdated
0 stars on GitHub
A three-level 3D coin pusher where matching coins stack into bigger denominations, with upgrades and idle income.

AI Company SimulatorUpdated
0 stars on GitHub
Run an AI software company: hire and upgrade AI agents, pay for model subscriptions, take on projects and trade stocks.
Merchant TycoonUpdated
0 stars on GitHub
Grow from a street stall to a global trade tower across ten shop tiers, hiring managers to automate them and reinvesting for permanent multipliers.

MyceliumUpdated
0 stars on GitHub
Spread a fungal network through forest soil, weighing nearby poor ground against distant rich deposits since resources must travel back to the core.

CROWNFALLUpdated
0 stars on GitHub
Build a pixel-art kingdom, train troops and send them out to earn gold while the tab is closed, then raid friends' kingdoms peer to peer.

Rialo Network TycoonUpdated
0 stars on GitHub
Tap to earn coins, buy automated generators and scale a network, with a combo meter that triggers a high-reward fever mode.

BITXOUpdated
0 stars on GitHub
Care for a pixel virtual pet whose meadow produces motes for upgrades, evolve it through 46 forms and ascend it to found a stronger dynasty.

Grim Reaper ClickerUpdated
0 stars on GitHub
Click to collect souls, buy upgrades and enhancers, and prestige for multipliers.
Archiv des VergessensUpdated
0 stars on GitHub
A German-language idle RPG about collecting fading memory fragments, fighting bosses that embody lost eras and forming alliances with other players.

COPIUM_OSUpdated
0 stars on GitHub
A satirical clicker where you inhale copium to raise your denial and delusion, presented as a retro operating system.

Crown. INCDormant
0 stars on GitHub
Play a startup CEO who clicks for points, poaches staff and copies products to take over ever larger corporations.

Political ClickerDormant
0 stars on GitHub
Click to win votes and money, then use them to exploit the electorate in a satirical political clicker.

Master ClickerDormant
0 stars on GitHub
A small clicker with achievements, a clicks-per-second counter and four unlockable difficulty modes.

Vampire ClickerUpdated
0 stars on GitHub
A newly turned vampire feeds each night, gathering experience and money that unlock more complex goals and actions.
Clicker (johannpayer)Dormant
0 stars on GitHub
A short, simple clicker with about 8 to 10 minutes of play.

Peg FeverUpdated
0 stars on GitHub
A cozy pachinko game where a robot drops balls automatically to collect coins, or you tap to queue drops yourself.

Durkasell 2Updated
0 stars on GitHub
Mine an imaginary cryptocurrency by clicking, level up your hardware, find rare items and craft them into better gear. In Russian.

Kibble ClickerUpdated
0 stars on GitHub
Click the trick button to earn kibble in a small clicker built on a pure functional architecture.

Infinite EaterDormant
0 stars on GitHub
Eat things smaller than you to grow and eat bigger things, in an incremental take on agar.io and Tasty Planet.

Really Grass Cutting IncrementalDormant
0 stars on GitHub
Cut grass for resources and upgrades in a browser incremental inspired by a Roblox grass-cutting game.

Idle PokemonUpdated
0 stars on GitHub
An idle Pokemon fan game built on Profectus, starting in the Kanto region.

PlaybookUpdated
0 stars on GitHub
An incremental game that walks through the history of disinformation, built on Profectus.

Chicken ClickerDormant
0 stars on GitHub
Click chickens and run a coop, with prestige, multiple currencies, special events and a large upgrade tree. A take on Cow Clicker.