Tiny Remapper
Tiny Remapper: A focused open-source remapper for programmatic Minecraft JAR transformations. Ranked #23 of 35 in Minecraft Mod Development Tools by our editors (6.9/10); pricing: Free plan; best for programmatic JAR remapping.
At a glance
- Editor score6.9 / 10
- PricingFree plan
- Best forProgrammatic JAR remapping
- Free planYes
- Paid fromFree
- Facts checked22 Sep 2026
Where it wins
- Supports Tiny-format mappings through CLI and Java APIs
- Transforms classes, methods, resources, JARs, and directories
- Offers configurable conflict, access, frame, and thread options
Where it doesn't
- No visual editor for mod development
- No integrated code debugger
- No dependency-management features
Our verdict on Tiny Remapper
Tiny Remapper is an open-source Java library and command-line tool from FabricMC for remapping Minecraft-related JAR files with Tiny-format mappings. It is aimed at developers building programmatic name and mapping transformation workflows, particularly within the Fabric mod development toolchain. The tool exposes Java APIs for remapping classes and methods, while its command-line entry point supports command-driven workflows. It is a focused component rather than a complete visual mod-development environment or standalone integrated development environment.
Its main strength is control over the remapping pipeline. Mapping providers can supply class, method, field, argument, and variable mappings, and the output can be written to JAR archives or directories. Tiny Remapper also copies and transforms non-class resources, extending its usefulness beyond bytecode-only changes. Configurable options cover frame removal, conflict handling, package-access checks, and thread count. Extensions include Mixin-related command-line integration, which can fit workflows that need additional transformation support.
Tiny Remapper is best suited to developers who need a low-level remapping library or CLI that can be integrated into a broader Minecraft mod-development process. Its open-source model and Java API support custom tooling, while the command-line interface accommodates scripted operations. It should not be chosen as a standalone environment for visual editing, debugging, or dependency management: those areas are outside its scope. Teams looking for direct control over mappings, resource transformation, output formats, and conflict behavior will find a narrower but more appropriate fit than users seeking an all-in-one development tool.
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Tiny Remapper pricing
Tiny Remapper fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Supported loaders | Not verified |
| Visual editor | No |
| Code debugging | No |
| Dependency management | No |
| Minecraft versions | Not verified |
| Artifact packaging | Yes |
| Supported platforms | Not verified |
| Support | Community, Docs |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan |
| Website | github.com |
| Facts checked | 22 Sep 2026 |
Alternatives to Tiny Remapper
- Architectury LoomA broad cross-loader build tool for teams targeting Fabric, Forge, NeoForge, and Quilt.9.4
- Minecraft DevelopmentA broad IntelliJ toolkit for multi-loader Minecraft projects, with focused build-system scope.9.2
- ModDevGradleA broad Gradle toolkit for developers building, testing, debugging, and packaging Minecraft mods.9.1
See all Tiny Remapper alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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