Steam Capsule Validator
Generate Steamworks-sized PNGs from one master image, ZIP export, safe-area inspector, and policy reminders.
Developer Tools
Free game development tools that bridge your game to distribution platforms, streamline builds and boilerplate, improve playability across devices, and speed up content creation with AI.
Browse tools
46 tools
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Steam launch -
Steam launch Steam Tag Recommender
Guided questionnaire to score and explain Steam tags for your game.
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Steam launch Steam Sale & Fest Planner
Plan discount windows and export calendar reminders (heuristic).
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Epic storefront Epic Discover Carousel Packer
Desktop + mobile JPG pack, Arabic flipped desktop, safe-zone preview, video checklist.
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Unity optimization Unity Build Report Analyzer
Parse Unity build logs to find largest assets and quick wins.
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Unity optimization Unity 6 Upgrade Wizard
Version + pipeline + packages → ordered checklist with official Unity doc links and CUZUS notes.
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Unity optimization Unity Version Deep Compare & Visual Explorer
Pick two Unity versions: heuristic diff/risk scores, subsystem heatmap, impact bars, package table, official doc links, shareable URL.
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Unity optimization Unity AI Capability Mapper
Goal → Assistant / Generators / Sentis + docs; editable prompt templates for sprites, icons, textures.
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Unity optimization Unity Manifest Inspector
Inspect manifest.json, classify sources, and visualize dependencies.
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Unity optimization Unity Profiler Diff
Compare two profiler snapshots and rank regressions.
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Unity optimization Unity Memory Budget Calculator
Estimate memory pressure vs device-class budgets.
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Unity optimization Render Pipeline Compatibility
Guided Built-in / URP / HDRP compatibility checklist.
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Gen AI AI Material Prompt Builder
Compose prompts for game-ready PBR materials and variants.
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Steam launch Steam Wishlist-to-Revenue Estimator
Scenario planner: wishlists, price, conversion bands, fees, refunds — charts and CSV.
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Production & planning Feature Priority Matrix
Score features by value, effort, risk, marketing, launch need — quadrants and exports.
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Production & planning Achievement Planner & Coverage Mapper
Genre templates, coverage heatmap, grind/spoiler warnings, localization CSV.
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Unity optimization QA Test Plan Builder
Genre, platforms, and release stage → grouped checklists, severity, Markdown export.
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Production & planning Accessibility Readiness Checker
Guided checklist with category scores, gaps, and an improvement action plan export.
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Production & planning Game Economy & Reward Balance Calculator
Soft currency pacing, upgrades, sinks — charts, imbalance warnings, CSV worksheet.
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Steam launch Steam Page Conversion Readiness Checker
Store page rubric by stage: grades, must-fix list, printable optimization checklist.
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Input & controllers Input Rebinding Conflict Checker
Parse Unity Input Actions JSON (or a manual matrix) for duplicate paths, collisions, and gaps.
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Input & controllers Input Binding Persistence Generator
Wizard: JSON / PlayerPrefs / file → persistence blueprint, schema, and C#-style starter snippets.
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Input & controllers Controller Glyph Mapper & Prompt Previewer
Map actions to Xbox / PlayStation / Switch / generic glyphs; export CSV / JSON prompt keys.
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Input & controllers Steam Input IGA / VDF Builder
Define action sets and digital/analog actions → starter VDF-style KeyValues + naming checklist.
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Input & controllers Input Hot-Swap State Tester
Model keyboard ↔ gamepad switching, debounce, disconnect — state notes and Mermaid diagram export.
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Input & controllers Steam Deck UX & Readiness Checker
Questionnaire against Deck guidance: readability, launcher, gamepad-first, resolution — scored report.
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Steam launch Steam Cloud Auto-Cloud Path Builder
Map save roots to Auto-Cloud rules per OS; warnings and Steamworks setup checklist.
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Unity optimization Build Variant Matrix Planner
Storefronts × OS × demo/beta/internal → matrix, branch names, and artifact slug suggestions.
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Steam launch SteamPipe VDF Builder & Upload Dry-Run
App and depot build VDF templates plus field validation and upload checklist.
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Unity optimization Player.log & Crash Triage Parser
Paste a log → bucketed findings (graphics, Steam, plugins, saves…), optional path redaction.
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Unity optimization Shutdown & Lingering Process Diagnostic
Steam still shows Running after quit? Subprocess, SteamAPI_Shutdown, and quit-order checklist — Markdown export.
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Steamworks API RestartAppIfNecessary Bootstrap Generator
Wrapper-aware bootstrap order, C# starter snippets, dual-store notes, and QA relaunch checklist.
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Steamworks API Steam Callback Pump Scaffold Generator
RunCallbacks placement for client/server, threading notes, feature matrix, regression checklist.
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Steamworks API Rich Presence Publish & Cache Checklist
Partner publish vs client cache vs branches — rollout and QA handoff for ‘code works but Steam doesn’t show it’.
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Steamworks API Steam Inventory Schema Draft Builder
Categories, tradability, bundles/consumables — draft itemdef-oriented JSON + policy warnings.
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Steamworks API Workshop Upload Error Explainer
InvalidParam and common codes — ranked causes, path checks, legal/preview metadata checklist.
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Steamworks API Steam Relay vs Unity Relay Decision Helper
Storefronts, concurrency, cross-store, cost — scored recommendation and phased migration.
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Generators & scaffolds Unity Screen Flow Scaffolder
Menus/HUD presets → flow diagram, screens.json, UXML or UGUI notes, UIScreenRouter stub — export bundle.
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Generators & scaffolds Settings Menu & Persistence Generator
Categories, PlayerPrefs/JSON/SO — schema, keys registry, storage stub, migration notes, UXML outline.
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Generators & scaffolds UI Toolkit Runtime Binding Scaffolder
Field list → ViewModel, Binder, UXML placeholders, BindingNotes.md for Unity 6 runtime binding.
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Generators & scaffolds Animation Event Bus & Marker Scaffold
Footsteps, hit frames, VFX… → AnimationEventId enum, bus + receiver stubs, marker naming guide.
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Generators & scaffolds Dialogue Graph Bootstrap Generator
VN/RPG/barks → dialogue-schema.json, C# node/runner stubs, sample YAML, localization key plan.
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Generators & scaffolds Unity Project Template & Folder Convention Generator
Game type, repo, UI stack → FolderTree.txt, CONVENTIONS.md, .gitignore starter, packages list.
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Generators & scaffolds Unity CI/CD Pipeline Generator
GitHub Actions, GitLab, Jenkins, Azure Pipelines, CircleCI, Bitbucket — per-host YAML, matrix targets, cache & secrets notes.
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Generators & scaffolds Steam AI Disclosure Draft Builder
Content Survey categories → disclosure draft, evidence CSV, legal review checklist — Markdown export.
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Gen AI UI Flow + Screen Generator (UI Toolkit / uGUI)
Screen-flow JSON, UXML/USS skeleton, ViewModel stub, localization keys — export bundle.