OpenTibia Library is a common search name for Open Tibia Library. This route preserves that exact terminology while documenting the same project lineage, verified dates, source record, and compatibility context under its canonical product name.

The repository was created on October 28, 2019, and the earliest published release in its GitHub record is version 0.1.1 from June 11, 2020. The project describes itself as a TypeScript library for manipulating OTS and OTClient files and as a base for OT Item Editor and Map Editor work.

Unlike a desktop editor, the library is an infrastructure component. Its origin reflects a broader development need: parse binary formats once, expose stable programmatic objects, and let several browser, command-line, or editor interfaces build on the same implementation.

Evidence classification: Release-backed. The date shown in the reference box is phrased to match what the surviving source actually proves.

Open Tibia tooling historically duplicated binary readers across C++, C#, PHP, and one-off utilities. A TypeScript library moves the ecosystem toward reusable packages, browser-capable tools, automated tests, and scripted transformations.

The project's continued release activity also tracks the community's move toward web interfaces and asset automation. An item image generator can run in a browser, while server pipelines can use the same parsing concepts without asking an operator to click through a legacy GUI.

Developers can use the library as a foundation for item editors, map viewers, map editors, image generators, conversion utilities, validation tools, and research scripts that need structured access to Open Tibia files.

Its example item-image generator demonstrates a practical use case: load OT assets, render recognizable item images, and produce output that can support websites, wikis, shops, or internal catalogs.

Because it is a library rather than a turnkey application, adopters must still design storage, error handling, version detection, UI, testing, and safe write operations. A parser that understands one revision should not silently accept every historical variant.

The project is notable for treating OT formats as reusable developer APIs. That approach can reduce repeated reverse engineering and help future editors share the same tested core.

Its relationship to item and map editor ambitions makes it a bridge between desktop-era Open Tibia tooling and modern browser or Node.js applications.

Before adopting it, inspect the supported file list, current release notes, open issues, package API, test coverage, and whether the needed client/server version has fixtures. Pin a known version instead of tracking the default branch blindly.

For write operations, verify round-trip behavior: read a known file, serialize it without intended changes, compare output, then load it in the target client or server. Binary preservation is a stronger test than successful parsing.

This page separates a confirmed public date from an assumed development date. Its release statement is: First GitHub release: June 11, 2020.

The recorded lineage is Created by Gesior as a reusable TypeScript file-manipulation layer. The source links preserve the repository, release page, official documentation, publisher archive, or contemporary discussion used to support that description.

Project activity, compatibility, and security can change. Readers should use the linked upstream repository or official documentation to confirm current support before adopting the resource.