Development tools 19,246 crates

dynpatch-watcherFile watching and live config reloading for dynpatch383MITConfigurationDevelopment tools keel-enforceCompile validation, error codes, and circuit breaker for keel383non-standardCommand line utilitiesDevelopment tools paladin-ai-corePure domain types for the Paladin framework — zero infrastructure dependencies383MITAPI bindingsAsynchronous novalynBeautiful Changelogs using Conventional Commits383MITCommand line utilitiesDevelopment tools bashlsA Rust implementation of bash-language-server383MITDevelopment tools axocoatl-toolsBuilt-in tool library and unified tool executor for Axocoatl383Apache-2.0AsynchronousDevelopment tools bock-sourceSource file management and FileId mapping for the Bock language compiler383MITCompilersDevelopment tools open-kioku-tree-sitterTree-sitter parser adapters for Open Kioku.383Elastic-2.0Development tools dynpatch-coreRuntime engine for dynpatch - dynamic library loading, ABI validation, and transactional patching382MITConfigurationDevelopment tools skillinstallerInstall one .skill payload across multiple AI coding providers with deterministic project/user targets.382MITCommand line utilitiesDevelopment tools rung-githubGitHub API integration for Rung - PR management and CI status382MITAPI bindingsDevelopment tools droidsaw-dexDROIDSAW Dalvik bytecode (DEX) decompiler. Builds CFG, SSA form, infers types, emits Java source.382BSD-3-ClauseDevelopment toolsParser implementations tokmd-analysis-gridAnalysis preset and feature-gate metadata for tokmd analysis orchestration.382MIT OR Apache-2.0Development tools tokmd-analysis-maintainabilityMaintainability index scoring and Halstead integration for tokmd analysis.382MIT OR Apache-2.0Development tools repoforgeSafe GitHub and Bitbucket archive discovery, slugging, and fast-forward refresh helpers382MITCommand line utilitiesDevelopment tools lds-ghGitHub CLI wrapper module for local-develop-server (lds) — gh subprocess wrapper with auth fail-fast and structural read-only API381MIT OR Apache-2.0Development tools depyler-corpusDeterministic scientific corpus analysis for Python-to-Rust transpilation quality measurement381MIT OR Apache-2.0CompilersDevelopment tools tokmd-analysis-importsLanguage-aware import extraction and target normalization for tokmd analysis.381MIT OR Apache-2.0Development tools connector-clientShared WebSocket client for tauri-plugin-connector381MITDevelopment toolsNetwork programming proto-blue-codegenAT Protocol code generator: Lexicon JSON -> Rust source381MIT OR Apache-2.0CompilersDevelopment tools ud-signaturesByte-pattern signature database for recognizing well-known functions (CRT helpers, libc primitives, …).381MITCommand line utilitiesDevelopment tools shiplog-cacheSQLite cache with TTL, inspection, and cleanup helpers for shiplog source API calls.381MIT OR Apache-2.0CachingDevelopment tools dynpatch-macroProcedural macros for dynpatch - #[patchable], #[patch_impl], #[patch_trait]380MITDevelopment toolsRust patterns isolate-integrationA Rust interface for the ioi/isolate sandbox program.380MITAsynchronousDevelopment tools perl-module-importParse and classify single-line Perl use/require import heads380MIT OR Apache-2.0Development toolsText editors robit-agentAgent runtime, tool system, skill system, and frontend trait for robit.380Apache-2.0Command line utilitiesDevelopment tools skill-mcpMCP (Model Context Protocol) server implementation for Skill - AI agent integration380MITAPI bindingsDevelopment tools grift_evalLisp evaluator for the Grift Scheme language380MIT OR Apache-2.0Development toolsEmbedded development vulnera-advisorAggregates security advisories from GHSA, NVD, OSV, CISA KEV, and more380GPL-3.0-or-laterDatabase interfacesDevelopment tools docx-coreCore types and helpers for docx-mcp.380MITDevelopment tools sql-dialect-fmt-syntaxSyntax kinds and lossless-tree (rowan) language definition for sql-dialect-fmt, a Snowflake SQL toolchain.3800BSDDevelopment toolsParser implementations kiutils_kicadTyped KiCad document model and codecs for seamless, lossless edit round-trips380MITAPI bindingsDevelopment tools sandbox-coreCore types, errors, and capability detection for sandbox-rs380MITDevelopment toolsOperating systems logbrew-cliPublic command-line interface for LogBrew.380MITCommand line utilitiesDevelopment tools orcs-authPermission primitives for ORCS: Capability, Session, SandboxPolicy, PermissionPolicy379MIT OR Apache-2.0Development tools secretenv-backend-dopplerSecretEnv — Doppler SaaS secrets backend379AGPL-3.0-onlyCommand line utilitiesDevelopment tools auth_envauth_env379MulanPSL-2.0API bindingsAuthentication smith-busNATS JetStream helpers for intent execution379MITDevelopment toolsNetwork programming ta-changesetChangeSet and PR Package data model for Trusted Autonomy379Apache-2.0Development tools nixieCLI tool for managing Hydration blockchain forks and Docker containers379MIT OR Apache-2.0Command line utilitiesDevelopment tools unity-cliRust CLI for Unity Editor automation over the Unity TCP protocol379MITCommand line utilitiesDevelopment tools xtraceAn AI observability service for collecting, storing, and querying traces, spans, and metrics across LLM and agent workflows.379MITDevelopment toolsWeb programming typeshaperTypeScript utility-type idioms (Omit, Pick, Merge, Partial…) for Rust structs — one-line type algebra expressions379MIT OR Apache-2.0Development toolsRust patterns perl-qualified-namePerl qualified-name parsing, splitting, and validation helpers378MIT OR Apache-2.0Development toolsText editors albert-cliAlbert — the sovereign AI development CLI for the Ternary Intelligence Stack378LGPL-2.1-or-laterCommand line utilitiesDevelopment tools perl-lsp-feature-contractsShared LSP feature contract model with SRP-friendly capability mapping helpers.378MIT OR Apache-2.0Development toolsDevelopment tools::Testing miyabi-session-managerComplete autonomous AI development operations platform - Rust edition378Apache-2.0Command line utilitiesDevelopment tools praxioMCP server for LLM delegation - enables AI agents to delegate tasks to specialist models without context pollution378MITAPI bindingsCommand line utilities afterburner-igniteAfterburner native engine — rquickjs FFI378BUSL-1.1Development toolsWebAssembly alaz-coreLong-term memory for AI coding agents378MITCommand line utilitiesDatabase interfaces nitpikAI-powered code review CLI378BUSL-1.1Command line utilitiesDevelopment tools ostool-serverServer for managing development boards, serial sessions, and TFTP artifacts378MIT OR Apache-2.0Command line utilitiesDevelopment tools perl-module-token-coreParse Perl module tokens and enforce standalone boundary checks377MIT OR Apache-2.0Development toolsText editors maven-searchA library for searching in Maven Central and formatting to Maven/Gradle/Gradle.kts/Sbt/Ivy/Lein377Apache-2.0Command line utilitiesDevelopment tools skill-httpHTTP streaming server for Skill - REST API and web interface support377MITDevelopment toolsWeb programming::HTTP server tracey-apiAPI types for the tracey spec coverage dashboard377MIT OR Apache-2.0Development tools lifeloop-cliProvider-neutral lifecycle abstraction and normalizer for AI harnesses377MITCommand line utilitiesDevelopment tools atm-tuiTUI client library for ATM - coding-agent management376MITCommand line utilitiesDevelopment tools symlensToken-efficient code intelligence CLI powered by tree-sitter — search symbols, call graphs, and impact analysis without reading…376MITCommand line utilitiesDevelopment tools guardrailsEnforce architectural decisions AI coding tools keep ignoring376MITDevelopment tools stratosphereType-safe CloudFormation template generation library for Rust with comprehensive coverage of all CloudFormation types.…376MITDevelopment tools annotateAnnotation framework for Rust functions and modules376MITDevelopment toolsRust patterns gaze-mcp-rmcprmcp (MCP Rust SDK) transport for gaze-mcp-core. Sink crate. No SemVer guarantee on rmcp re-exports.376Apache-2.0 OR MITDevelopment tools lificLocal-first, lightweight issue tracker. Single binary, SQLite-backed, MCP-native.376Apache-2.0Command line utilitiesDevelopment tools camel-component-keycloakKeycloak integration for rust-camel — claim presets, URL builders (Admin API and event consumer in future phases)376Apache-2.0AsynchronousDevelopment tools aof-llmMulti-provider LLM abstraction layer375Apache-2.0Command line utilitiesDevelopment tools perl-lsp-rs-coreImplementation core for perl-lsp-rs (Wave F: feature flags, contracts, capability mapping)375MIT OR Apache-2.0Development toolsDevelopment tools::Testing rzenA TUI-based CLI tool for building, deploying, and monitoring Rust projects375MITCommand line utilitiesDevelopment tools rag-rat-baseFoundation layer for the rag-rat workspace: configuration, repo identity and discovery, language and embedding-model registries,…375MITCommand line utilitiesDevelopment tools nix-env-managerNix Flakes and Attic cache integration for AIVCS (Layer 2)375Apache-2.0Development tools mdbook-exercisesAn mdBook preprocessor for interactive exercises with hints, solutions, and test execution375MIT OR Apache-2.0Command line utilitiesDevelopment tools autoflow-gitBest-in-class autonomous coding agent375MITCommand line utilitiesDevelopment tools tracen_analyticsTracen: generic DSL/IR/runtime/codegen core for event-based trackers.375MITDevelopment toolsParser implementations cli-agentsBuild agentic apps over users' existing AI subscriptions (Claude, Codex, Gemini)375MITCommand line utilitiesDevelopment tools semver-releaseA simple semantic versioning tool. Can be used in a release workflow as a command line tool with plugins.375MIT OR Apache-2.0Command line utilitiesDevelopment tools hx-doctorDiagnostic checks and fix suggestions for hx375MITCommand line utilitiesDevelopment tools scry-sai-vizStatic-HTML visualization of a scry (scry-sai-core) AnalysisResult — functions, call graph, diagnostics, and per-program-point…375MIT OR Apache-2.0Development toolsVisualization perl-symbol-indexTrie + inverted-index symbol search for Perl tooling374MIT OR Apache-2.0Development toolsText editors perfgate-clientClient library for the perfgate baseline service374MIT OR Apache-2.0Development toolsWeb programming::HTTP client agent-team-mail-daemon-launchCanonical daemon launch token issuance for agent-team-mail374MIT OR Apache-2.0Command line utilitiesDevelopment tools axum-mini-profilerPerformance profiler for axum374MITDevelopment tools update-rsSelf-contained, three-phase in-place self-updates for Rust applications.374MITDevelopment tools zerodds-cli-commonShared CLI primitives for ZeroDDS tools (signal handler, GUID generation, duration parsing, untyped reader config).374Apache-2.0Command line utilitiesDevelopment tools aof-toolsModular tool implementations for AOF agents373Apache-2.0Command line utilitiesDevelopment tools depyler-graphDependency graph analysis for Python-to-Rust transpilation error reasoning373MIT OR Apache-2.0CompilersDevelopment tools maqueenA Rust library for the DFRobot micro:Maqueen373non-standardDevelopment toolsScience::Robotics sdivi-snapshotSnapshot assembly, delta, and persistence for sdivi-rust373Apache-2.0Development tools hd-casContent-addressable store with BLAKE3 hashing and CDC chunking for hyperdocker373MITCommand line utilitiesDevelopment tools praborrowThe PraBorrow framework - A distributed systems framework for Rust373MITData structuresDevelopment tools tlq-ucumUCUM (Unified Code for Units of Measure) implementation.373MITAPI bindingsDevelopment tools oxidite-cliCLI tool for the Oxidite web framework373MITCommand line utilitiesDevelopment tools tome-mcpCross-harness plugin catalog manager for AI coding assistants.373MIT OR Apache-2.0Command line utilitiesDevelopment tools acpxSimple Rust library and tooling for building on ACP.372MITAPI bindingsDevelopment tools aof-memoryPluggable memory backends for agent state management372Apache-2.0Command line utilitiesDevelopment tools resembleRust code similarity checker based on AST node embeddings and cosine similarity372MITDevelopment toolsParsing tools inspector-ggufA powerful GGUF file inspection tool with a graphical and command-line interface372Apache-2.0Command line utilitiesDevelopment tools mcpact-manifestMcPact manifest parser, schema, and validator.372BUSL-1.1API bindingsCommand line utilities rcp-tools-congestionInternal library for RCP tools - pluggable congestion-control algorithms and a deterministic scenario simulator (not intended for…372MITDevelopment tools burn-centralHigh-level Burn Central SDK371MIT OR Apache-2.0Development tools aof-mcpModel Context Protocol (MCP) client implementation371Apache-2.0Command line utilitiesDevelopment tools veto-coreCore proxy runtime for the Veto project371MITDevelopment tools tiny-loop-macrosProcedural macros for tiny-loop371MITDevelopment tools danger-rsAutomate your code review process with Rust370MITDevelopment tools helHEL — Heuristic Expression Language: a deterministic, auditable expression language & parser, AST, builtin registry and evaluator.370Apache-2.0CompilersDevelopment tools thinkinglanguage-typesThinkingLanguage — Type system and type checker370Apache-2.0CompilersDevelopment tools whiteout-cliKeep secrets out of Git while maintaining them locally370MITCommand line utilitiesDevelopment tools mcp-dashboardA full-featured TUI dashboard for managing and monitoring MCP (Model Context Protocol) servers370MIT OR Apache-2.0Command line utilitiesDevelopment tools hx-bhcBHC (Basel Haskell Compiler) backend for hx370MITCommand line utilitiesDevelopment tools trusty-analyzeSidecar code-analysis daemon for trusty-search: complexity, smells, quality, facts370MITCommand line utilitiesDevelopment tools mdt_cliWrite docs once, sync everywhere — markdown templates that eliminate doc drift369UnlicenseDevelopment tools buildifyMacro to derive builders369GPL-3.0-or-laterDevelopment tools glirorAdvanced Rust-based DoS/Load Testing Tool with Concurrent Requests369MITCommand line utilitiesDevelopment tools swls-lang-turtleTurtle/TriG language support for the Semantic Web Language Server369MITDevelopment toolsParser implementations csw-coreCore categorical structures for the Categorical Semantics Workbench - define categories and derive type systems369MIT OR Apache-2.0CompilersDevelopment tools lucy-typesShared types for lucyd: Protocol, EndpointMeta, JsonSchemaWrapper369MITDevelopment toolsWeb programming::HTTP server claude_runner_coreClaude Code process execution with builder pattern369MITDevelopment tools renriUnified manager for git worktrees and jujutsu workspaces, configured with teravars369MITCommand line utilitiesDevelopment tools beam-cliCLI entrypoint for beam, a Rust runtime that connects Feishu/Lark threads to local AI coding CLIs369MITCommand line utilitiesDevelopment tools rust-bfA Brainfuck interpreter, generator, REPL, and IDE written in Rust368Apache-2.0Command line utilitiesCompilers crates-io-demo-lib-nicu1989A minimal Rust library used to demo how to publish to crates.io.368MIT OR Apache-2.0Development tools gpui-rsxA JSX-like macro for GPUI - simplify UI development with HTML-like syntax368MITDevelopment toolsGUI open-kioku-actionsAction execution primitives for Open Kioku.368Elastic-2.0Development tools ralphtermProgrammable PTY for the official Claude Code and Codex CLIs. Runs long multi-task plans unattended — iterates, validates,…368MITCommand line utilitiesDevelopment tools lmstudio-installer-genGenerate one-click LM Studio MCP installers from JSON configuration367MITCommand line utilitiesConfiguration orb8-commonShared types between eBPF and userspace for orb8367Apache-2.0Development tools argus-aiAI code review platform — your coding agent shouldn't grade its own homework367MITCommand line utilitiesDevelopment tools nucel-agent-codexCodex provider for Nucel agent-sdk — subprocess wrapper for OpenAI codex CLI367Apache-2.0API bindingsDevelopment tools agent-tuiCLI tool for AI agents to interact with TUI applications367MITCommand line utilitiesDevelopment tools orchestrator-runnerCommand runner, sandbox, output capture, and network allowlist366MITDevelopment tools git-yawnYet Another Worktree Navigator366MITCommand line utilitiesDevelopment tools tsift-algorithmsGraph algorithms for tsift — Tarjan SCC, health scoring, dead code detection, coupling analysis366MITCommand line utilitiesDevelopment tools elicit_uiTypestate-based verified UI system using AccessKit as universal IR366Apache-2.0 OR MITAccessibilityDevelopment tools adze-governance-matrix-coreCore governance contracts combining BDD progress and parser feature profiles.366MIT OR Apache-2.0Development tools banshee_syntaxSyntax kinds, lossless CST and AST for the banshee PostgreSQL toolchain.366MITDevelopment toolsParser implementations yesser-todo-errorsError library for yesser-todo366AGPL-3.0Development tools aqc-filetreeWalk one directory root into a FileTree: gitignore-aware phase 1 plus rule-driven recovery phase 2.365MIT OR Apache-2.0Development toolsFilesystem tokmd-analysis-derivedDerived analytics computation used by tokmd analysis.365MIT OR Apache-2.0Development tools spread_patternsSome macros to make it easier to do pattern matching over strings, arrays, etc.365MITDevelopment toolsEncoding bmux_terminalTerminal handling for bmux terminal multiplexer365MPL-2.0Development tools otter-runtimeJavaScriptCore runtime for otter - TypeScript/JavaScript execution engine365MITCompilersDevelopment tools open-kioku-graphDependency and symbol graph construction for Open Kioku.365Elastic-2.0Development tools open-kioku-contextContext pack assembly for AI coding agents.365Elastic-2.0Development tools cratestack-client-flutterRust-native schema-first framework for typed HTTP APIs, generated clients, and backend services.365MITDevelopment toolsWeb programming zerodds-corba-rustIDL → Rust code generator for CORBA service constructs (interfaces, valuetypes, components, homes) — analogous to…365Apache-2.0Development toolsNetwork programming safecrateA CLI tool to safely open, build, and inspect untrusted source code in isolated Docker containers, protecting your system from…364MITCommand line utilitiesDevelopment tools env-syncEasily update your local env file with a git-trackable file364MIT OR Apache-2.0Command line utilitiesConfiguration busbar-sf-agentscriptAgentScript parser, graph analysis, and LSP for Salesforce Agentforce364MIT OR Apache-2.0Development toolsParser implementations ppxC-style pre-processor library364MIT OR Apache-2.0Development toolsDevelopment tools::Build Utils nucel-agent-opencodeOpenCode provider for Nucel agent-sdk — HTTP client to OpenCode server364Apache-2.0API bindingsDevelopment tools awaken-ext-skillsSkill package discovery and activation plugin for Awaken364MIT OR Apache-2.0Artificial intelligenceDevelopment tools cargo-distilExtracts package with all local dependencies from multiple workspaces within single repository364MIT OR Apache-2.0Development toolsDevelopment tools::Cargo plugins qisaBinary execution format for quantum transactions363Apache-2.0Development tools gvcCLI manager for Gradle version catalogs—check, list, update, and add dependencies with automatic version aliases363Apache-2.0Command line utilitiesDevelopment tools arm-sysregs-xmlA library for parsing Arm system register XML files.363Apache-2.0Development tools vestige-mcpInternal crate for Vestige — MCP server adapter (rmcp 0.16, stdio transport). Public API is unstable; use the `vestige` binary.363MITCommand line utilitiesDevelopment tools grafatuiA Grafana-like TUI for Prometheus363Apache-2.0Command line utilitiesDevelopment tools tsift-resolutionMulti-strategy reference resolution, scoring heuristics, and path blocklist for tsift363MITCommand line utilitiesDevelopment tools beetry-coreInternal beetry crate. For the public API, check the beetry crate.363MITAsynchronousConcurrency sealedstructGenerate boilerplate code to transition from raw (unchecked) structs to sealed (validated) structs363MITDevelopment toolsRust patterns shiplog-coverageDate-window slicing utilities used by shiplog adaptive ingestion.363MIT OR Apache-2.0Date and timeDevelopment tools nidus-rsPublic facade crate for the Nidus modular Rust backend framework.363MIT OR Apache-2.0AsynchronousDevelopment tools rtb-tuiReusable TUI widgets: forms, wizards, prompts, tables. Part of the phpboyscout Rust toolkit.363MITCommand-line interfaceDevelopment tools secretenv-backend-infisicalSecretEnv — Infisical secrets manager backend (SaaS + self-hostable)362AGPL-3.0-onlyCommand line utilitiesDevelopment tools taudit-parse-bitbucketParses Bitbucket Pipelines YAML into taudit typed authority graphs for CI/CD propagation and trust-boundary analysis.362MIT OR Apache-2.0Development toolsDevelopment tools::Testing git-pairA Git extension for managing pair programming sessions with per-branch co-author configuration362MITCommand line utilitiesDevelopment tools tsift-tokensaveTokensave DB reader adapter for tsift — schema mapping + FTS5 search362MITCommand line utilitiesDevelopment tools tsift-searchSearch + impact surfaces for tsift — lexical search adapter, impact analysis, and tagpath annotation362MITCommand line utilitiesDevelopment tools tsift-statusSession health + lock diagnostics for tsift — index freshness, instruction version, summary-cache and lock-sidecar status362MITCommand line utilitiesDevelopment tools lockrail-protocolProtocol primitives, secret sealing, and LRAP verification for Lockrail362PolyForm-Noncommercial-1.0.0Development toolsSecurity bob-runtimeRuntime orchestration layer for Bob Agent Framework362Apache-2.0AsynchronousDevelopment tools ox_content_profilerProfiling primitives for Ox Content: counting global allocator, hierarchical timing spans, and report formatting362MITDevelopment tools rtb-telemetryOpt-in anonymous usage telemetry with pluggable sinks. Part of the phpboyscout Rust toolkit.362MITDevelopment tools git_sshryptAlias for git-sshripped (git_sshripped_cli) — installs as git-sshrypt361MPL-2.0Command line utilitiesDevelopment tools code-split-coreShared graph model for the Code Split Rust dependency analyzer.361Apache-2.0Command line utilitiesDevelopment tools forge-treeA powerful project scaffolding tool that generates folder and file structures from text representations361MITCommand line utilitiesDevelopment tools rung-coreCore library for Rung - stack model, state management, sync engine361MITDevelopment tools atupa-coreAtupa: High-Fidelity Ethereum Tracing & Visual Profiling Suite361MIT OR Apache-2.0Cryptography::CryptocurrenciesDevelopment tools fast-richA Rust port of Python's Rich library for beautiful terminal formatting361MIT OR Apache-2.0Command-line interfaceDevelopment tools heddle-mountAn AI-native version control system361Apache-2.0Development tools sage-coreCore library for Sage Agent361MITCommand line utilitiesDevelopment tools nidus-openapiOpenAPI route metadata collection and document rendering helpers for Nidus applications.361MIT OR Apache-2.0AsynchronousDevelopment tools starweaver-cliCommand-line interface for Starweaver361BSD-3-ClauseDevelopment tools trusty-progressShared rustup/cargo-style progress + status display for the trusty-* tooling ecosystem361MITCommand-line interfaceDevelopment tools syrosSyros - Distributed Coordination Service360MITAPI bindingsAsynchronous bench-sdk🛠️ The SDK for building AI-powered engineering automation360MITAPI bindingsDevelopment tools nekopas2rust-macros...360MIT OR Apache-2.0Development toolsRust patterns logcompact-coreDeterministic streaming state machine for bounded log reduction360MITDevelopment toolsParsing tools bob-adaptersAdapter implementations for Bob Agent Framework ports360Apache-2.0API bindingsAsynchronous whippyunits-lsp-proxyLSP proxy for enhanced whippyunits type display in IDEs360MIT OR Apache-2.0Development tools open-kioku-architectureArchitecture detection and boundary checks for Open Kioku.360Elastic-2.0Development tools shakrs-cargo-policyShakrs Cargo baseline policy: requires the [lints] workspace opt-in so workspace lint tables apply.360MIT OR Apache-2.0ConfigurationDevelopment tools macrokitA collection of procedural derive macros for Rust.360non-standardDevelopment tools ecluseEphemeral local environments for coding agents — any stack.360Apache-2.0Command line utilitiesDevelopment tools ace-udsUDS typed message layer implementing ISO 14229-1.360MIT or Apache-2.0AutomotiveDevelopment tools fetch_grpcplaceholder359MITDevelopment tools tokenmasterCore context-budget metering and decision engine for LLM applications: normalized token accounting, effective-budget gauges,…359MITDevelopment tools bench-ai🚀 Accelerating engineering workflows at the speed of thought359MITDevelopment toolsScience xchecker-packetPacket building with budget enforcement for xchecker359MIT OR Apache-2.0Command line utilitiesDevelopment tools zig-serveHTTP API server for zig — workflow orchestration engine for AI coding agents359MITDevelopment toolsWeb programming::HTTP server cratesio-mcpMCP server for querying crates.io - the Rust package registry359MIT OR Apache-2.0Development toolsWeb programming