Reproducing, inspecting, and modifying program behavior after it has already happened. It is catalogued under Game engines & frameworks on PulseGate.

Wax is an open-source project built for developers building deterministic, replayable programs.

Yes — Wax is open source under the Open Source license and free to use.

What platforms does Wax run on?

Wax runs on the web. It can also be self-hosted.

Unverified. Wax has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to Wax?

Similar projects tracked by PulseGate include Godots, Charon, and Dragengine IGDE.

Yes — Wax is open source under the Open Source license.

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Wax

waxlang.devGame engines & frameworks

Wax is a programming language and runtime for deterministic recording and replay. Developers can preserve program state and inputs, rewind to earlier moments, inspect history, and write new code against recorded executions; this page demonstrates the capabilities through a browser-based Doom port.

Open SourceWebSelf-hosted

Visit waxlang.dev

Overview

8 features

In the Game engines & frameworks space, Wax takes a focused approach. Reproducing, inspecting, and modifying program behavior after it has already happened. Wax is an open-source project aimed at developers building deterministic, replayable programs. The project is open source (Open Source). It runs on the web, and it can be self-hosted.

Key capabilities include deterministic recording, program replay, and time travel.

Summary written by a language model from the project’s public pages.

Deterministic recording
Program replay
Time travel
History inspection
State rewinding
Input recording
Replay branching
Browser playground

Built with & integrations

Hosting

Cloudflare

Runs on

BrowserSelf-hosted

Detected from

Cloudflare: cf-ray header · cf-cache-status header

Trust & compliance

License

Open Source

Verified signals

HTTPSOpen SourceFree tier

Indexing history

What PulseGate has recorded for this listing

Indexed9 Sept · 18:46 UTC
Show HN: Wax – A language for reproducible, changeable, replayable programs verified via Hacker News firehose (Algolia)
Source: Hacker News firehose (Algolia) · Open

Frequently asked questions about Wax

What does Wax do?: Reproducing, inspecting, and modifying program behavior after it has already happened. It is catalogued under Game engines & frameworks on PulseGate.
Who should use Wax?: Wax is an open-source project built for developers building deterministic, replayable programs.
Is Wax free?: Yes — Wax is open source under the Open Source license and free to use.
What platforms does Wax run on?: Wax runs on the web. It can also be self-hosted.
Is Wax still active?: Unverified. Wax has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to Wax?: Similar projects tracked by PulseGate include Godots, Charon, and Dragengine IGDE.Godots Charon Dragengine IGDE
Is Wax open source?: Yes — Wax is open source under the Open Source license.

At a glance

Platforms: Web
Languages: English
License: Open Source
First seen: 9 Sept 2026
Built for: developers building deterministic, replayable programs
Model: Open source
Solves: Reproducing, inspecting, and modifying program behavior after it has already happened.

Developer

Waxlang

Index record

Indexed: 9 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 9 Sept 2026

Identity audit (13)

Slug: show-hn-wax-a-language-for-reproducible-changeable-replaya-waxlang-dev
Lifecycle state recorded: 9 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 9 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 9 Sept 2026
Canonical URL: https://waxlang.dev/doom

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