CATEGORY
Development tools 19,246 crates
Data as of 2026-07-25 (crates.io database dump, timestamp 2026-07-25T02:00:36Z). Source: crates.io · db-dump.tar.gz · methodology & corrections.
nargo-transformerNargo transformer component332MIT
kotoba-linterKotoba Code Linter - Static analysis tool for .kotoba files332MIT OR Apache-2.0
os_kernel_foundryA modular, heavily test-driven foundation crate for building Rust-based operating systems in Rust.332MIT
datagrout-conduitProduction-ready MCP client with mTLS, OAuth 2.1, and semantic discovery332MIT
agent-execNon-interactive agent job runner. Runs commands as background jobs and returns structured JSON on stdout.332MIT
rinzler-scannerWeb crawler and fuzzer library for Rinzler API scanner331AGPL-3.0-or-later
emoji-removerA fast command-line tool to remove emojis from source code files331MIT
namespacedA modern, API-driven configuration registry for the modern developer.331MIT
kotoba-buildKotoba Build Tool - Project build and task management system331MIT OR Apache-2.0
hp2一个更快更强更精美的Windows包管理器331MIT OR Apache-2.0
sierradb-serverSierraDB server - distributed event store server with Redis RESP3 protocol331Apache-2.0
saorsa-agentAI coding agent runtime with tool execution331MIT OR Apache-2.0
fsigA filesystem signal crate for monitoring, debouncing, and filtering events.331MIT
tripley-rpc-runtime-transportTransport abstractions for Tripley RPC connections and listeners.331MIT
supersigil-importImport and convert external spec formats into supersigil documents331MIT OR Apache-2.0
kotoba2tsxComplete toolchain for converting Kotoba configuration files to React TypeScript components330Apache-2.0
sdivi-lang-javaJava language adapter for sdivi-rust330Apache-2.0
apssAPSS, the Agent Paradise Standards System bootstrap CLI330MIT
open-kioku-search-tantivyTantivy-backed full-text search for Open Kioku.330Elastic-2.0
cap-rsRust reference implementation of the CAP (CLI Agent Protocol).330MIT
bohayMission control for your AI coding agents330AGPL-3.0-or-later
swink-agent-plugin-webWeb browsing plugin for swink-agent: fetch, search, screenshot, extract329MIT
xeqxeq is a cross-platform CLI tool that runs sequences of commands from a single TOML file, making repetitive tasks fast and…329MIT
rust-alertA simple library crate that defines an error type Alert for use in returning from a Result as an error.329MIT OR Apache-2.0
amql-mutatePure source code mutation operations329MIT
tss-rustGenerated node type enums and metadata from tree-sitter-rust329MIT
lintel-benchmarkBenchmarking harness for Lintel — runs validation against real-world repos and records timing results329Apache-2.0
sandbox-rsA comprehensive Rust sandbox implementation that provides process isolation, resource limiting, and syscall filtering for secure…329MIT
perl-lsp-rsPerl Language Server (LSP) — Tree-sitter-compatible with comprehensive IDE features328MIT OR Apache-2.0
kotoba-testerKotoba Test Runner - Testing framework for .kotoba files328MIT OR Apache-2.0
git-lfs-filterClean and smudge filters and the filter-process protocol for Git LFS328MIT
perl-lsp-feature-profileCanonical feature profile contract and parsing for perl-lsp CLI/profile interoperability.328MIT OR Apache-2.0
ryo-sourceHigh-speed Rust AST manipulation engine328MIT OR Apache-2.0
devapackAddon generator and packager for Devalang328MIT
cvm_cliA powerful command-line tool for managing semantic versioning of Rust crates. Easily bump versions (major, minor, patch), update…328MIT
xtoolAmazing Tools328Apache-2.0
intent-checkSemantic analyzer and type checker for IntentLang specifications328MIT
clash-brush-interactiveInteractive layer of brush-shell328MIT
ciabattaA command line tool for publishing artifacts to various registries328MIT
cc-statusline-tuiInteractive CLI tool to configure Claude Code statusline328MIT
kotoba-formatterKotoba Code Formatter - Formats .kotoba files with consistent style327MIT OR Apache-2.0
kotoba-server-workflowWorkflow integration for Kotoba HTTP server327Apache-2.0
auto-di-macrosProcedural macros for the auto-di dependency injection crate327MIT
herolib-codeCode analysis and parsing utilities for Rust source files327Apache-2.0
mcp-embedded-uiA lightweight embedded Web UI for any MCP Server327Apache-2.0
hd-engineMerkle DAG engine with incremental invalidation for hyperdocker327MIT
cargo-adkCLI scaffolding tool for ADK-Rust — generate agent projects from templates327Apache-2.0
cloudiful-redactorStructured text redaction with reversible sessions for secrets, domains, URLs, and related sensitive values.327Apache-2.0
orcs-hookLifecycle hook definitions and configuration for ORCS326MIT OR Apache-2.0
brainwires-telemetryUnified telemetry for the Brainwires Agent Framework — analytics events, SQLite persistence, cost/usage queries, and a…326MIT OR Apache-2.0
selium-remote-client-protocolSelium module for supporting remote clients326MPL-2.0
onshape-mcp-resourcesMCP resource definitions for Onshape integration (generated from docs)326MIT OR Apache-2.0
tuplities-reverseA trait for reversing the order of tuple elements326non-standard
dist_agent_langAgentic programming with library and CLI support for Off/On-chain network integration326Apache-2.0
switchback-traitsCore traits of the switchback framework.326Apache-2.0
adze-governance-matrix-contractComposed governance contracts combining BDD progress and parser feature profiles.326MIT OR Apache-2.0
ts-nativeTypeScript to Native AOT compiler — compile .ts to native .exe via Cranelift326MIT
open-kioku-embeddingsEmbedding provider interfaces for Open Kioku.326Elastic-2.0
aver-lspLSP server for the Aver programming language326MIT
kotoba-deploy-gitGit integration for Kotoba deployment system325MIT OR Apache-2.0
orcs-componentComponent trait for ORCS CLI325MIT OR Apache-2.0
kotoba-lspLanguage Server Protocol implementation for Kotoba programming language325MIT OR Apache-2.0
oyui-rune-actionsA declarative framework for defining nested action hierarchies, generating handler traits, and registering bindings automatically…325MIT OR Apache-2.0
gpui-navigatorNavigator for GPUI with transitions, nested routing, guards, and middleware325MIT OR Apache-2.0
noether-engineNoether composition engine: Lagrange graph AST, type checker, planner, executor, semantic index, LLM-backed composition agent325EUPL-1.2
tuplities-splitA trait for splitting tuples at compile-time indices325non-standard
solana-infra-doctorA Rust CLI for Solana RPC and Yellowstone gRPC production-readiness diagnostics, comparison, and WebSocket checks.325MIT OR Apache-2.0
sentri-dsl-parserSentri: DSL parser for Sentri invariant definitions and security specification syntax.325MIT
pg-constraint-macroCompile-time validation of PostgreSQL constraint and unique index names for sqlx325MIT
theater-handler-runtimeCore runtime handler for Theater WebAssembly runtime - logging, state, lifecycle325Apache-2.0
shakrs-clippy-strict-policyShakrs strict Clippy policy: emits the baseline lint set and MSRV settings for Clippy configuration.325MIT OR Apache-2.0
pitlane-mcpToken-efficient code intelligence MCP server — indexes a codebase with tree-sitter and lets AI agents fetch exactly the symbols…325MIT OR Apache-2.0
plumb-configConfig loading and JSON Schema emission for Plumb.324MIT OR Apache-2.0
openclaw-agentsAgent runtime and workflow engine for OpenClaw324MIT
lsp-benchBenchmark framework for Language Server Protocol (LSP) servers324MIT
tl-gpuGPU tensor compute for ThinkingLanguage via wgpu324Apache-2.0
lantern-aiShip production quality code with AI - A formal specification language and template system for AI-assisted development324MIT
autosized-numAuto-sized integer macros: choose the smallest signed/unsigned type for a literal at compile time.324MIT OR Apache-2.0
xchecker-statusSpec status tracking for xchecker324MIT OR Apache-2.0
livediffReal-time file monitoring with beautiful diff visualization in the terminal.324MIT OR Apache-2.0
apsManifest-driven CLI for syncing agentic assets324BSD-3-Clause
tracen_exportTracen: generic DSL/IR/runtime/codegen core for event-based trackers.324MIT
kaish-mcpMCP server for kaish324MIT
eventb-lspLanguage Server Protocol implementation for Event-B324MIT OR Apache-2.0
jj-vineStacked pull requests for jj (jujutsu). Supports GitLab and bookmark-based flow.323MIT
perl-symbol-cursorCursor-based Perl symbol extraction helpers323MIT OR Apache-2.0
cargo-meManage your Rust profile for Cargo scaffolding (name, email, license, etc.)323MIT
codeprysm-searchSemantic code search with vector embeddings and Qdrant323MIT
shadow-utilsShared utilities and helpers for Shadow Network323MIT
json_to_xmlConvert JSON to XML with attribute support323MIT
ag-cThe ag language compiler - a Rust-inspired functional language323MIT OR Apache-2.0
peekerA library and CLI tool for extracting code structure using Tree-sitter323MIT
nexcore-fsZero-dependency filesystem utilities (dirs, walkdir, glob, temp, expand) for NexCore ecosystem323MIT OR Apache-2.0
nestforge-macrosProcedural macros for NestForge modules and controllers323MIT
dial-coreDIAL engine - Deterministic Iterative Agent Loop for autonomous AI-assisted software development323MIT OR Apache-2.0
projd-coreCore project scanning data model and analysis helpers for Projd.323MIT OR Apache-2.0
git-versionerA tool to manage versions of git repositories using conventional commits and semantic versioning323MIT
cargo-rakeA configuration-driven build tool that runs named targets declared in a Rakefile.toml322MIT OR Apache-2.0
code-ranker-viewerCode Ranker HTML viewer: self-contained interactive report with embedded snapshots.322Apache-2.0
aether-azathothA lightweight, embeddable domain-specific language (DSL) interpreter with rich standard library322Apache-2.0
shakrs-rustc-strict-policyStrict rustc lint table policy: the [workspace.lints.rust] seven-entry set.322MIT OR Apache-2.0
argyph-parseLocal-first MCP server giving AI coding agents fast, structured, and semantic context over any codebase.322MIT OR Apache-2.0
depup-cliCheck dependency versions across Maven and npm ecosystems322Apache-2.0
shakrs-hooks-policyShakrs policy for repo-level Git hooks setup.322MIT OR Apache-2.0
kotoba-ssgStatic Site Generator implemented in Kotoba language321Apache-2.0
microralphA tiny CLI for creating and executing PRDs with coding agents321MIT
bmux_attach_layout_protocolTyped attach-layout state-channel protocol shared between core and any plugin that consumes layout snapshots321MPL-2.0
sdivi-corePure-compute facade for the Structural Divergence Indexer — WASM-compatible, no I/O321Apache-2.0
sessao-langProtocol Definition Language parser and AST for Sessão321MIT
eero-keel-policyExecution policy types for Keel — reach, network, credentials, TTL321Apache-2.0
rsketch-serverHTTP and gRPC server implementation for rsketch321Apache-2.0
hemmer-provider-sdkRust SDK for building Hemmer providers321Apache-2.0
lintpFile system linter with a custom DSL for directory structure validation321MIT
clash-brush-builtinsBuiltins for a POSIX/bash shell (used by brush-shell)321MIT
sloc-guardA CLI tool that enforces SLOC limits and directory structure rules to guard against codebase complexity321Apache-2.0
cargo-fmt-tomlCargo subcommand to format and normalize Cargo.toml layout (section order, sorted dep keys, TOML shape)320non-standard
octopeekA fast, keyboard-driven TUI for your GitHub PR and issue inbox.320MIT OR Apache-2.0
hanzo-mcp-coreCore traits and types for Hanzo MCP (Model Context Protocol) implementations320MIT OR Apache-2.0
crucible-cliArchitecture-first development framework for AI-native applications319Apache-2.0
umc_spanThe Universal Markup-language Compiler, Rust-based.319MIT
clap-color-helpRichly styled clap help formatter with full hex color support and env-var overrides — the Python rich_argparse experience for Rust319MIT
uvm_gcGarbage collector for Unity Version Manager319Apache-2.0
chronocodeWatch directory structure and file changes in real-time with a beautiful TUI319MIT
rsketch-common-runtimeTokio runtime configuration and management for rsketch319Apache-2.0
rustx_coreA clean, minimal scripting language that seamlessly integrates with Rust319MIT
irqlCompile-time IRQL safety for Windows kernel drivers319MIT OR Apache-2.0
rtb-cliCLI application scaffolding, clap integration, and built-in commands. Part of the phpboyscout Rust toolkit.319MIT
microcad-lspLSP implementation for µcad language319AGPL-3.0-or-later
edda-deriveView rebuilding and tiered history for Edda319MIT OR Apache-2.0
vcs-mcpA Model Context Protocol (MCP) server exposing Git, Jujutsu, and GitHub/GitLab/Gitea operations as agent-callable tools, with…319MIT
x0x-symphony-coreCore traits and domain types for x0x-symphony.318AGPL-3.0-or-later
tauri-plugin-mcp-guiA Tauri plugin that enables AI agents to interact with desktop GUIs through screenshots, DOM access, and input simulation…318MIT
kotoba-memoryAdvanced memory management and optimization tools for KotobaDB318Apache-2.0
actioneerCLI that detects outdated GitHub Actions and updates them to the latest versions or pinned SHAs318MIT
module-registryDynamic module/plugin registry with compile-time discovery and runtime instantiation318MIT
agentchromeA CLI tool for browser automation via the Chrome DevTools Protocol318MIT OR Apache-2.0
nosecrets-coreCore scanning engine for nosecrets secret scanner318MIT
beetry-editor-typesInternal beetry crate. For the public API, check the beetry crate.318MIT
sentri-analyzer-moveSentri: Move language analyzer with static analysis and invariant checking for Aptos and other Move-based networks.318MIT
masl_astMaduka Authorization Specification Language (MASL) toolchain and runtime318MIT
open-kioku-memoryAppend-only repo memory and entity-linked recall for Open Kioku.318Elastic-2.0
hyperchad_shared_state_bridgeHyperChad shared state bridge package318MPL-2.0
md-formatterA fast, opinionated Markdown formatter317MIT
moe-llbLast Look Back protocol — deterministic filesystem containment gate for sovereign AI agents317LGPL-2.1-or-later
miyabi-approvalMiyabi Approval System - Human-in-the-Loop workflow approval gates317Apache-2.0
coding-toolsDeclarative, agent-friendly CLI tools behind one 'ct' command: search, view, verifiable edits, and framed command tests.317Apache-2.0
mxrunRun one build entry across local and remote machines in parallel317MIT
runtara-coreCore execution engine for runtara - manages instances, checkpoints, signals, and durable sleep317AGPL-3.0-or-later
shakrs-rustfmt-adapterRustfmt linter adapter: lowers per-policy assertions into engine requirements for rustfmt.toml.317MIT OR Apache-2.0
geoff-denoDeno subprocess bridge for Geoff plugins via JSON-RPC over stdin/stdout317MIT
masl_diagnosticsMaduka Authorization Specification Language (MASL) toolchain and runtime317MIT
grain-agent-coreRust port of @earendil-works/pi-agent-core: stateful agent framework with tool execution and event streaming.317MIT
hyperchad_shared_stateHyperChad shared state runtime and storage317MPL-2.0
fukurow-cliCommand-line interface for Fukurow reasoning and knowledge graph operations316MIT OR Apache-2.0
gitcortex-storeKuzuDB-backed graph store for GitCortex — branch-namespaced, embedded, zero server process316MIT
suture-driver-markdownA patch-based version control system with semantic merge and format-aware drivers316Apache-2.0
runkon-flowPortable workflow execution engine — DSL, traits, and in-memory reference implementations316MIT OR Apache-2.0
schema-registry-securitySecurity, authentication, authorization, and SOC 2 compliance for LLM Schema Registry316Apache-2.0
oharness-coreCore types, event schema, and context-plumbing traits for open-harness316MIT OR Apache-2.0
quarto-yaml-validationSchema validation for YAML 1.2 documents, with source-located diagnostics.316MIT
pkgradarPkgRadar CI gate and static package scanner316Apache-2.0
mcp-rs-cliProfessional developer CLI for MCP development in Rust - prs command315MIT
ryo-symbolSymbol system for Rust codebase - unique identifiers and file path management315MIT OR Apache-2.0
dsplce-co-throbberousThis is a fork of https://crates.io/crates/throbberous, go to the original repository if you want to use as a dep315MIT OR Apache-2.0
cratepulseRust SDK for libpulse - devtools monitoring and observability315MIT OR Apache-2.0
silence-strip-langsLanguage/grammar registry for `silence` — TypeScript/JavaScript, Python built-in; Rust, Go, C/C++, TOML, Java, Kotlin, Swift, C#…315GPL-3.0-or-later
beetry-channelBeetry library with reusable channel implementations.315MIT
ferro-type-deriveDerive macros for ferrotype TypeScript type generation315MIT
libgrite-ipcIPC types and client for grite daemon communication315MIT
shiplog-bundleBundle manifest and profile-scoped zip writer for shiplog run directories.315MIT OR Apache-2.0
burn-central-cliBurn Central CLI315MIT OR Apache-2.0
secretenvSecretEnv CLI — resolves aliases to secrets and runs commands with them injected314AGPL-3.0-only
double-oContext-efficient command runner for AI coding agents314Apache-2.0
monorepo-metaUnified CLI for polyglot monorepos - orchestrates Turborepo, Cargo, and Bacon in tmux314MIT
libgrite-gitGit WAL, sync, and snapshot operations for grite314MIT
eridani-hpc-sdkSDK for building Eridani HPC distributed computing programs314MIT
tracey-protoProtocol definitions for the tracey spec coverage daemon RPC314MIT OR Apache-2.0
ainl-semantic-taggerDeterministic semantic tagging and normalization for AINL / ArmaraOS agents314Apache-2.0
shakrs-toolchain-policyShakrs toolchain policy: coordinates rust-toolchain.toml and optional Cargo rust-version.314MIT OR Apache-2.0
xgrep-searchUltra-fast indexed code search engine with MCP server for AI coding tools.314MIT
drft-cliA structural integrity checker for linked file systems314MIT
lenso-module-auth-oidcFirst-party OIDC provider module for the Lenso backend framework.314MIT
perl-lspA fast Perl language server with cross-file type inference, completion, goto-definition, and rename. Built on tree-sitter-perl…314MIT
vtcode-ghostty-corePure-Rust VT terminal emulator core for VT Code, inspired by Ghostty313MIT
secretenv-backend-openbaoSecretEnv — OpenBao backend (KV v1/v2 via the `bao` CLI)313AGPL-3.0-only
tmuxccAI Agent Dashboard for tmux - Monitor Claude Code, OpenCode, Codex CLI, and Gemini CLI313MIT
cruxx-coreCore types, traits, and runtime for the cruxx agentic DSL313MIT
llm-cost-ops-complianceCompliance, authentication, and audit logging for LLM Cost Ops313Apache-2.0
mcp-plugin-apiA secure, high-performance API for building MCP plugins in Rust.313MIT OR Apache-2.0
sentri-analyzer-solanaSentri: Solana program analyzer with static analysis and invariant checking for Anchor and native Solana programs.313MIT
shipper-webhookWebhook notifications for shipper313MIT OR Apache-2.0
jclJack-of-All Configuration Language - A general-purpose configuration language with powerful built-in functions312MIT OR Apache-2.0
railtubeDeclarative environment manager inspired by home-manager, for reproducible Linux setups with APT, Snap, Flatpak, Cargo and custom…312MIT OR Apache-2.0
sentri-analyzer-evmSentri: EVM smart contract analyzer with static analysis and invariant checking for Ethereum, Polygon, and other EVM chains.312MIT
alpaca-mockExecutable mock server for alpaca-rust trading and market-data flows312MIT OR Apache-2.0
py-license-auditorA fast, reliable command-line tool to extract and analyze license information from Python packages with policy-based violation…311MIT OR Apache-2.0
perl-lsp-performancePerformance utilities for Perl LSP and parser workloads311MIT OR Apache-2.0
apex-sdkCompile-time safe, unified Rust SDK for cross-chain blockchain development across Substrate and EVM ecosystems311Apache-2.0
runkon-runtimesPortable agent runtime harness — spawn, poll, and cancel agents without depending on a host orchestrator's full domain311MIT OR Apache-2.0
tokmd-analysis-gitGit and churn enrichment microcrate for tokmd analysis presets.311MIT OR Apache-2.0