Engine-agnostic fighting game character authoring tool: JSON-on-disk project format, frame/state editing, export adapters, plus an MCP server (SvelteKit + Tauri + Rust).
Config is the same across clients — only the file and path differ.
{
"mcpServers": {
"framesmith": {
"args": [
"-y",
"npm"
],
"command": "npx"
}
}
}Are you the author?
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Framesmith is an engine-agnostic fighting game character authoring tool. It manages portable character data on disk (JSON) and exports runtime-specific formats.
Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.
npx -y 'npm' 2>&1 | head -1 && echo "✓ Server started successfully"
After testing, let us know if it worked:
Five weighted categories — click any category to see the underlying evidence.
Packing does not respect root-level ignore files in workspaces
### Impact `npm pack` ignores root-level `.gitignore` & `.npmignore` file exclusion directives when run in a workspace or with a workspace flag (ie. `--workspaces`, `--workspace=<name>`). Anyone who has run `npm pack` or `npm publish` with workspaces, as of [v7.9.0](https://github.com/npm/cli/releases/tag/v7.9.0) & [v7.13.0](https://github.com/npm/cli/releases/tag/v7.13.0) respectively, may be affected and have published files into the npm registry they did not intend to include. ### Patch - Up
Incorrect Permission Assignment for Critical Resource in NPM
An issue was discovered in an npm 5.7.0 2018-02-21 pre-release (marked as "next: 5.7.0" and therefore automatically installed by an "npm upgrade -g npm" command, and also announced in the vendor's blog without mention of pre-release status). It might allow local users to bypass intended filesystem access restrictions because ownerships of /etc and /usr directories are being changed unexpectedly, related to a "correctMkdir" issue.
Local Privilege Escalation in npm
Affected versions of `npm` use predictable temporary file names during archive unpacking. If an attacker can create a symbolic link at the location of one of these temporary file names, the attacker can arbitrarily write to any file that the user which owns the `npm` process has permission to write to, potentially resulting in local privilege escalation. ## Recommendation Update to version 1.3.3 or later.
npm CLI exposing sensitive information through logs
Versions of the npm CLI prior to 6.14.6 are vulnerable to an information exposure vulnerability through log files. The CLI supports URLs like `<protocol>://[<user>[:<password>]@]<hostname>[:<port>][:][/]<path>`. The password value is not redacted and is printed to stdout and also to any generated log files.
npm Vulnerable to Global node_modules Binary Overwrite
Versions of the npm CLI prior to 6.13.4 are vulnerable to a Global node_modules Binary Overwrite. It fails to prevent existing globally-installed binaries to be overwritten by other package installations. For example, if a package was installed globally and created a `serve` binary, any subsequent installs of packages that also create a `serve` binary would overwrite the first binary. This will not overwrite system binaries but only binaries put into the global node_modules directory. This b
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Framesmith is an engine-agnostic fighting game character authoring tool. It manages portable character data on disk (JSON) and exports runtime-specific formats.
json-blob, zx-fspack)A Framesmith project is a directory with this shape:
my-game/
framesmith.rules.json
characters/
test_char/
character.json
cancel_table.json
states/
5L.json
236P.json
rules.json # Optional per-character overrides
This repository root is also a valid project because it includes framesmith.rules.json and characters/.
npm install
npm run tauri dev
# Frontend + app shell
npm run dev
npm run tauri dev
npm run tauri build
# TypeScript checks/tests
npm run check
npm run test:run
# Runtime WASM package
npm run wasm:build
npm run wasm:build:dev
# Rust backend checks/tests
cd src-tauri
cargo test
cargo clippy --all-targets
cd src-tauri
cargo run --bin mcp -- --characters-dir ../characters
See docs/mcp-server.md for tools, resources, and integration details.
cd src-tauri
cargo run --bin framesmith -- export --project .. --all --out-dir ../exports
See docs/cli.md for full CLI reference.
docs/README.md: documentation index and routing guidedocs/data-formats.md: on-disk JSON schema and layoutdocs/rules-spec.md: rules semantics and validation behaviordocs/zx-fspack.md: binary pack format referencedocs/runtime-guide.md: runtime integration guidedocs/runtime-api.md: runtime API detailsdocs/mcp-server.md: MCP server setup and tool listdocs/global-states.md: global state authoring and behaviordocs/character-authoring-guide.md: practical authoring workflowAGENTS.md: contributor and code-map referenceCLAUDE.md: repo constraints and invariantsframesmith/
src/ # SvelteKit UI
src-tauri/ # Rust app backend, MCP server, CLI
crates/ # Runtime and FSPK library crates
characters/ # Local project data samples
docs/ # Design and reference docs