# Services from rengi.dev on Zero

> rengi.dev serves 30 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/rengi.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/rengi.dev/health.json

## Services

- [Rengi Forge Autotile Generator](https://www.zero.xyz/c/rengi-forge-autotile-generator-b296fd94/llms.txt): $0.15/call via x402. Converts two terrain textures (top and base) into a complete 47-tile autotile set with edges, corners, and ready-to-use rulesets for Tiled, Godot 4, Unity, and JSON.
- [Rengi Forge: Video to Sprite Sheet Converter](https://www.zero.xyz/c/rengi-forge-video-to-sprite-sheet-converter-459d825a/llms.txt): $0.15/call via x402. Converts an animation video or GIF into a fully processed sprite sheet with background removal, frame alignment, loop detection, and game-engine-ready exports
- [Rengi Forge Audio Variations](https://www.zero.xyz/c/rengi-forge-audio-variations-08160045/llms.txt): $0.1/call via x402. Generates 2–12 pitch-and-volume variations of a single sound effect to prevent repetitive audio in games
- [Rengi Forge: Bitmap Font Generator](https://www.zero.xyz/c/rengi-forge-bitmap-font-generator-38939f2c/llms.txt): $0.1/call via x402. Converts a TTF/OTF font file into a bitmap font atlas (PNG), BMFont .fnt file with kerning, JSON metrics, and a sample line preview
- [Rengi Forge GLB Collision Shape Generator (V-HACD)](https://www.zero.xyz/c/rengi-forge-glb-collision-shape-generator-v-hacd-d45446f1/llms.txt): $0.15/call via x402. Generates engine-ready convex hull collision shapes from a GLB model using V-HACD decomposition, outputting Godot, Unreal, Unity, and engine-agnostic formats.
- [Rengi Forge GLB LOD Chain Generator](https://www.zero.xyz/c/rengi-forge-glb-lod-chain-generator-5770c46c/llms.txt): $0.2/call via x402. Generates a multi-level LOD chain from a GLB file with locked UV borders, producing one optimized GLB per level, a side-by-side render, and Unity LODGroup transition heights
- [Rengi Forge Audio Tools – Clean](https://www.zero.xyz/c/rengi-forge-audio-tools-clean-55cbacaf/llms.txt): $0.05/call via x402. Trims silence, normalizes loudness to a LUFS target with -1 dBTP ceiling, adds anti-click fades, and converts audio files (ogg, wav, mp3); returns the processed file, a waveform image, and measured loudness stats.
- [Rengi Forge Audio Loop Creator](https://www.zero.xyz/c/rengi-forge-audio-loop-creator-e93c9175/llms.txt): $0.1/call via x402. Converts a music track or ambient audio into a seamless loop by cutting at zero crossings and applying an equal-power crossfade from the end back into the start, returning the looped file, a 3x preview, and loop point positions in samples.
- [Rengi Forge: Sprite Normal Map Generator](https://www.zero.xyz/c/rengi-forge-sprite-normal-map-generator-bb9f8e98/llms.txt): $0.05/call via x402. Generates a normal map from a sprite or sprite sheet PNG, using bevel and surface detail for 2D lighting in Unity URP 2D and Godot
- [Rengi Forge: Sprite Background Remover](https://www.zero.xyz/c/rengi-forge-sprite-background-remover-06843637/llms.txt): $0.05/call via x402. Removes the background from a sprite, prop, or character image using either exact color keying for flat backgrounds or AI segmentation for complex ones, returning a clean trimmed PNG with pivot metadata.
- [Rengi Forge: Texture Atlas Packer](https://www.zero.xyz/c/rengi-forge-texture-atlas-packer-ffa46317/llms.txt): $0.05/call via x402. Packs multiple textures into a single atlas image with edge-filled gutters to prevent mipmap bleeding, returning UV rects for both bottom-left and top-left coordinate origins.
- [Rengi Forge: Texture Tools – Grayscale Map Packer](https://www.zero.xyz/c/rengi-forge-texture-tools-grayscale-map-packer-a9e0b1eb/llms.txt): $0.05/call via x402. Packs multiple grayscale PBR maps (AO, roughness, metallic, detail) into a single packed texture optimized for a specific engine preset (Unreal ORM, Unity URP metallic/smoothness, or Unity HDRP mask map).
- [Rengi Forge: PBR Map Generator](https://www.zero.xyz/c/rengi-forge-pbr-map-generator-ff46b238/llms.txt): $0.15/call via x402. Generates a full PBR map set (normal, height, roughness, AO, lit preview) from a single albedo/base-color texture image
- [Rengi Forge: Seamless Texture Tiler](https://www.zero.xyz/c/rengi-forge-seamless-texture-tiler-67d3fbf6/llms.txt): $0.1/call via x402. Converts a texture image into a seamlessly tileable texture by hiding seam edges and optionally removing baked lighting, returning the tile and a 2x2 preview.
- [Rengi Forge Store Assets – App Icon Generator](https://www.zero.xyz/c/rengi-forge-store-assets-app-icon-generator-8bd1ca25/llms.txt): $0.1/call via x402. Generates a complete set of app store icons (iOS, Android adaptive, web favicons) from a single square artwork image, with platform-specific Contents.json, manifest snippets, and launcher mask previews.
- [Rengi Forge: Steam Store Asset Generator](https://www.zero.xyz/c/rengi-forge-steam-store-asset-generator-2615b117/llms.txt): $0.2/call via x402. Generates all required Steam store and library capsule images from one key art and logo, at exact required sizes, including composited capsules, Library Hero, transparent Library Logo, page background, contact sheet, and ZIP.
- [Rengi Forge Store Assets Generator](https://www.zero.xyz/c/rengi-forge-store-assets-generator-8751e0a3/llms.txt): $0.2/call via x402. Resizes and composites key art, logo, and gameplay screenshots into platform-ready store images for itch.io, Google Play, Epic Games Store, and Apple App Store.
- [Rengi Forge Sprite Atlas Packer](https://www.zero.xyz/c/rengi-forge-sprite-atlas-packer-04c6245a/llms.txt): $0.05/call via x402. Packs multiple sprite frames into a single texture atlas using MaxRects bin packing, with configurable padding, edge extrusion, and export in TexturePacker JSON or Unity JSON format.
- [Rengi Forge: 2D Tilemap Level Design](https://www.zero.xyz/c/rengi-forge-2d-tilemap-level-design-6923f30b/llms.txt): $1/call via x402. Fills a 2D tilemap with terrain (including proper corner transitions), decorations, obstacles, and multi-tile stamps, then outputs Tiled .tmj, Unity Tilemap JSON, and a preview image.
- [Rengi Forge: Voice Audio Processor](https://www.zero.xyz/c/rengi-forge-voice-audio-processor-7cd9363f/llms.txt): $0.1/call via x402. Processes a voice recording or TTS take into game-ready audio: high-pass filter, noise reduction, de-essing, loudness normalization to -18 LUFS / -1 dBTP, and optional phrase splitting with a CSV cue sheet.
- [Rengi Forge GLB Optimizer](https://www.zero.xyz/c/rengi-forge-glb-optimizer-43a32892/llms.txt): $0.2/call via x402. Optimizes GLB 3D model files for web or mobile by deduplicating geometry, merging draw calls, simplifying meshes, converting textures to WebP, and applying meshopt or Draco compression, with before/after renders and a size report.
- [Rengi Forge Leaderboard Board Creator](https://www.zero.xyz/c/rengi-forge-leaderboard-board-creator-bbe98310/llms.txt): $1/call via x402. Creates a new game leaderboard with configurable capacity (up to 100,000 submissions), time periods, sort order, and optional HMAC-signed submission enforcement; returns board keys and a ready-to-use JavaScript snippet.
- [Rengi Forge Level Design Revise](https://www.zero.xyz/c/rengi-forge-level-design-revise-706ddd5c/llms.txt): $0.5/call via x402. Revise a placed 3D level by applying instruction-based or structured zone edits (scatter, cluster, along-path rules) while preserving untouched zones' exact transforms.
- [Rengi Forge GLB Inspector](https://www.zero.xyz/c/rengi-forge-glb-inspector-b2bfbdae/llms.txt): $0.05/call via x402. Inspects a GLB 3D file and returns a detailed analysis of triangles, draw calls, materials, texture memory, animations, glTF validator errors, and concrete optimization suggestions — without modifying the file.
- [Rengi Forge: Sprite Pixelate](https://www.zero.xyz/c/rengi-forge-sprite-pixelate-60a2816d/llms.txt): $0.1/call via x402. Detects the true pixel grid of an image, downscales it to that grid, snaps colors to a palette, and applies hard alpha — converting raster art into clean pixel art.
- [Rengi Forge GLB Large File Optimizer](https://www.zero.xyz/c/rengi-forge-glb-large-file-optimizer-7fbd7f9e/llms.txt): $0.5/call via x402. Optimizes large GLB 3D model files (up to 50 MB) for web or mobile by deduplicating, joining draw calls, simplifying geometry, converting textures to WebP, and applying meshopt or Draco compression.
- [Rengi Forge Sprite Sheet Slicer](https://www.zero.xyz/c/rengi-forge-sprite-sheet-slicer-9506d637/llms.txt): $0.05/call via x402. Cuts a sprite sheet image into individual frame PNGs by either a fixed grid layout or by detecting transparent gaps between sprites, returning individual frames plus a ZIP archive.
- [Rengi Forge: 2D Level Revise](https://www.zero.xyz/c/rengi-forge-2d-level-revise-6c81ff58/llms.txt): $0.3/call via x402. Revises a 2D game map by applying zone-targeted tile placement rules (scatter, cluster, stamp, along-border, anchor) while leaving untouched zones intact.
- [Rengi Forge Leaderboard Top-Up](https://www.zero.xyz/c/rengi-forge-leaderboard-top-up-9f03ac2d/llms.txt): $1/call via x402. Adds 100,000 additional submissions and 365 days of lifetime to an existing leaderboard board.
- [Rengi Forge: Level Design – Zone Placement & Preview](https://www.zero.xyz/c/rengi-forge-level-design-zone-placement-preview-41e4e9fa/llms.txt): $1/call via x402. Generates placements for every zone in a game level, returns previews and a 3D viewer link for the dressed level layout.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

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