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.
onomaA fast, language-agnostic semantic symbol indexer and typo-resistant fuzzy finder, enabling real-time search across virtually…2,585MIT
mockforge-registry-coreShared domain models, storage abstractions, and OSS-safe handlers for MockForge's registry backends (SaaS Postgres + OSS SQLite…2,585MIT OR Apache-2.0
timer-cli-rsA super lightweight and zero-dependency command-line countdown timer.2,584MIT
echo-commentA bidirectional bash interpreter that converts comments ↔ echo statements2,583MIT OR Apache-2.0
packcGreentic pack builder CLI2,580MIT
qdhexSimple helper functions to create hex dumps2,579non-standard
chik-sdk-utilsGeneral utilities for the chik-wallet-sdk.2,579Apache-2.0
toy_runtimeThe toylang bytecode runtime API2,577ISC
batlessA non-blocking, LLM-friendly code viewer inspired by bat2,576MIT
llmosafeSafety-critical cognitive safety library for AI agents. 4-tier architecture (Resource Body, Kernel, Working Memory, Sifter) with…2,575MIT
aether-utilsShared utilities for the Aether AI agent framework2,575MIT
outlitOutlit customer context tracking SDK for Rust2,574MIT
autobuildA tool for automatic building and publishing based on git changes2,572MIT
minifly-loggingStructured logging for Minifly - Local Fly.io development simulator2,572MIT
excel-cliExcel CLI for AI, scripting, and terminal users. Headless JSON API for automation, plus a Vim-like TUI for interactive browsing…2,569MIT
ninja-builderBuilding logic for the ninja build system in Rust. Based on the paper Build Systems a la Carte.2,569Apache-2.0
git-remote-k8sa git remote helper to use PVCs as a remote2,569AGPL-3.0-only
aether-llm-codegenCode generation utilities for the Aether LLM provider layer2,569MIT
persian-tools-clicli for rust-persian-tools crate2,567MIT
adk-mcp-sdkEnterprise SDK traits for ADK-Rust MCP servers — health checks, tool metadata, risk classes, credential binding, and registry…2,567Apache-2.0
generate-didA tool to generate Candid (.did) files for Internet Computer Rust canisters2,566MIT
lwleen-macromacro, 自动声明特征, EnumDisplay2,565Apache-2.0
chik-sdk-testA wallet simulator and related tooling for testing Chik wallet code.2,561Apache-2.0
inline-crateA small helper tool that to inline an entire Rust crate into a single file2,561BSD-3-Clause
tcrm-monitorTask dependency management and execution library with parallel processing, real-time monitoring, and runtime control2,557MIT OR Apache-2.0
dfx-json-inspectorA command-line tool for analyzing dfx.json files in Internet Computer projects2,556MIT/Apache-2.0
artificial-openaiOpenAI backend adapter for the Artificial prompt-engineering SDK2,555MIT
chik-sdk-driverDriver code for interacting with standard puzzles on the Chik blockchain.2,554Apache-2.0
case_iterableA procedural macro to iterate over enum variants, ala Swift's CaseIterable2,554GPL-3.0
luavisorsA minimal process supervisor for containers using Rust and Lua2,554MPL-2.0
dupit-derivecopy or clone a value2,551Apache-2.0
static_testAttribute macro for writing tests which check that a given condition ALWAYS holds true or that a given code path is ALWAYS…2,551MIT/Apache-2.0
unity-typesBase Unity Datatypes2,550Apache-2.0
observable-propertyA thread-safe observable property implementation for Rust2,548MIT OR Apache-2.0
rangoNew project incoming2,547MIT OR Apache-2.0
athiraA Git hooks manager and commit message linter for automating development workflows2,546MIT OR Apache-2.0
rustato-proc-macrosProcedural macros for the Rustato state management library2,545MIT
oxi-sdkoxi AI agent SDK — build isolated, multi-agent AI systems2,545MIT
vibequestA vibe-coded scripting language focused on developer happiness with a REPL implementation in Rust2,541Apache-2.0
nexshNext-generation AI-powered shell using Google Gemini2,540MIT
deno_sqlformatFormats whitespace in a SQL string to make it easier to read2,540MIT OR Apache-2.0
openai_rust_sdkComprehensive OpenAI API SDK for Rust with YARA rule validation2,539MIT
crate_downloaderThis project allows you to download source code of a single Rust crate from crates.io or download the entire crates.io to local.…2,538MIT OR Apache-2.0
capability-skeletonA Rust library for managing and building complex hierarchical tree structures such as skill trees. Supports serialization, error…2,538GPL-3.0-only
fayalite-visit-genan implementation detail of fayalite -- Visit/Fold implementation generator2,536LGPL-3.0-or-later
artificial-typesReusable prompt fragments and helper types for the Artificial prompt-engineering SDK2,535MIT
facet-defaultDerive Default for facet types with custom field defaults2,535MIT OR Apache-2.0
lenv-rsManage symlinks from a root file to multiple destinations2,534MIT
daa-rulesRules engine for DAA system providing policy enforcement and decision automation2,534MIT OR Apache-2.0
tracing-rttThe is a tracing-rtt embedded library.2,533MIT OR Apache-2.0
fayalite-proc-macrosan implementation detail of fayalite -- the procedural macros2,532LGPL-3.0-or-later
wasmrunA WebAssembly Runtime2,531MIT
garden-guiGarden grows and cultivates Git trees, GUI edition2,531MIT
cqsCode intelligence and RAG for AI agents. Semantic search, call graphs, impact analysis, type dependencies, and smart context…2,528MIT
winshiftA cross-platform window change hook library2,527MIT
plugrs-hostPlugin host implementation for the plugrs system2,526MIT
objectpoolYet another lock-free object pool, support no_std2,525MIT OR Apache-2.0
rustato-macrosMacros for the Rustato library2,520MIT
symbiosis-apiA high-level binding for Symbiosis API, written in Rust.2,519GPL-3.0-or-later
diet-xmlProbably the simplest, most approachable XML builder for Rust2,517MIT
cuenv-workspacesWorkspace and dependency resolution for cuenv across multiple package managers2,513AGPL-3.0-or-later
c64-assembler-6502Definition of 6502 instruction set2,511GPL-3.0-or-later
gmapGit repository analysis tool for churn and heatmap visualization2,507MIT OR Apache-2.0
iced-leniaParticle Lenia simulation in Rust using iced2,505MIT
camel-utilUtility functions and helpers for rust-camel2,504Apache-2.0
rhai_traceA small library providing better error and span support for Rhai, the embeddable programming language.2,501Apache-2.0
repo-flattenA utility to flatten all files in the repository into a single file, consumed by LLMs. Will ignore .gitignore and hidden files.2,493MIT OR Apache-2.0
struct-validation-deriveProcedural macros for deriving validation implementations on structs.2,491MIT
amalgamType-safe configuration generator for Nickel from various schema sources2,490Apache-2.0
docposCompact-document items after defining them (fn, struct, enum) + document fn parameters with rustdoc (⑂roxygen)2,483MIT
sqry-mcp-redactionClient-side helper library for redacting sensitive data from MCP responses2,483MIT
actr-framework-protoc-codegenProtoc plugin for generating actr-framework code from protobuf definitions2,482Apache-2.0
amalgam-daemonRuntime daemon for watching and regenerating types for amalgam2,482Apache-2.0
algocline-corealgocline domain model and metrics — pure execution state machine2,482MIT OR Apache-2.0
throbberousAn async-native CLI progress bar and throbber (spinner) library for Rust.2,480MIT OR Apache-2.0
json-schema-derive-macroProc-macro for JSON Schema generation2,480MIT
snapshotorAn abstraction layer of snapshot for developing multiple versions storage2,478MIT OR Apache-2.0
commandoAn interactive CLI tool to help you write conventional commit messages with ease.2,475MIT
codegraphA fast, reliable, and flexible graph database optimized for storing and querying code relationships2,475Apache-2.0
aptu-coder-coreMulti-language AST analysis library using tree-sitter2,474Apache-2.0
rustix3API lib for 3x-ui panel2,471Apache-2.0
dbgtools-hexdumpHexdump functions for use in dbgtools.2,4700BSD
c64-assembler-macroConvenience macros for c64-assembler crate2,469GPL-3.0-or-later
clidocSimplified procedures for accessing documentation, especially to the Client in aws-sdk2,467MIT
cargo-licensesA tool to audit license information for Rust projects2,463MIT OR Apache-2.0
oxidizedgraphA humble attempt at LangGraph in Rust - R-LangGraph framework for building AI agent workflows2,461Apache-2.0
force-ansiA command-line wrapper program that can force ANSI code to be enabled in the Windows console.2,461MIT/Apache-2.0
ros_addThe Purpose of the Package is to provide the `cargo ros_add` command to add dependencies to `Cargo.toml` and the `package.xml`2,458non-standard
pr_commentsFetch GitHub PR comments via CLI and MCP2,458MIT
optirsOptiRS - Advanced ML optimization and hardware acceleration library (main integration crate)2,457Apache-2.0
cxda command for commands2,456MIT
adaptive-card-rsA Rust crate for working with Adaptive Cards, a format for rendering card-like user interfaces.2,456MIT OR Apache-2.0
fusabi-stdlib-extExtended standard library modules and domain packs for Fusabi2,454MIT OR Apache-2.0
divina_compileDivina's compiler wrapper2,451GPL-3.0-only
ai_envDetect AI coding agent information from the environment.2,451MIT
disarm64-clidisarm64 provides a tool and a library for decoding ARM64 instructions (at least 250 MiB/sec
of the decoding speed is delivered…2,451Unlicense OR MIT
comfundA WCF-like framework for defining service contracts.2,450MIT OR Apache-2.0
in-viteVite integration for your Rust backend.2,449MIT
cargo-qpCopy Rust sources & Cargo.toml files to the clipboard (workspace-aware)2,448MIT OR Apache-2.0
my-canister-frontendFrontend asset processing library for canisters on the Internet Computer2,448MIT
yunliAdditional utilities for working with Yunli.2,446MIT
funixA command to install the Flutter sdk2,442MIT
test-helperHelper functions for testing.2,441MIT
cluStaticDataInitializers of static values. Manual initialization, automatic initialization.2,439Apache-2.0
use-builderA crate to build source code use sections by combining multiple (possibly duplicate) use section inputs2,439MIT OR Apache-2.0
heddle-clientHeddle hosted-backend client: auth, support, presence, the gRPC client wrappers, and the global credential store.2,439Apache-2.0
divina_gitDivina's Git wrapper2,438GPL-3.0-only
deno_bindgen_cliThis tool aims to simplify glue code generation for Deno FFI libraries written in Rust.2,438MIT
scribe-selectionIntelligent code selection and context extraction for Scribe2,438MIT OR Apache-2.0
proto-signSemantic protocol buffer analysis tool for detecting breaking changes2,437Apache-2.0
agcodex-protocolCommunication protocol definitions for AGCodex2,437Apache-2.0
riscv_analysisRISC-V static analysis tools2,436GPL-3.0
grabaplA library for graph-based programming languages, with pluggable type systems and a focus on visible intermediate states.2,434MIT OR Apache-2.0
gh-labelerA fast and reliable GitHub repository label management tool built with Rust2,431MIT
netbookA lightweight TUI request collection manager and runner - a Postman alternative for the terminal2,431GPL-3.0
rustyfix-dictionaryFIX & FAST (FIX Adapted for STreaming) in pure Rust2,424Apache-2.0
rline_macroA Rust procedural macro for generating WebAssembly stubs with customizable serialization formats.2,424Apache-2.0
fluidattacks-coreFluid Attacks Core Library2,424MPL-2.0
lintspec-macrosConvenience macros for lintspec2,422MIT OR Apache-2.0
vastlint-coreVAST XML validator, SIMID linter, OMID validator, and VPAID detector. IAB VAST 2.0–4.3, 195 rules, pure Rust2,422Apache-2.0
mesa-devRust SDK for the mesa.dev API2,421MIT
dev_environment_launcherDev Environment Launcher is a command-line tool to help manage and open development projects for work environments like Unity…2,421non-standard
cuenv-eventsStructured event system for cuenv - enables multiple UI frontends via unified event stream2,421AGPL-3.0-or-later
ruskgptYet another async AskGPT CLI client powered by Rust.2,419GPL-2.0
migratioWrite expressive database migrations in Rust.2,419MIT
nono-cliCLI for nono capability-based sandbox2,419Apache-2.0
lazyghA Terminal User Interface (TUI) application for managing multiple GitHub accounts easily2,417MIT
i6-httpA tool to host a http or https server in present working directory2,414AGPL-3.0
json-schema-generatorA tool to generate JSON Schema from JSON data2,413MIT
postgres-mcpA PostgreSQL MCP (Model Context Protocol) server implementation for building AI agents2,411MIT
opensesameCross-platform library for opening files in text editors with line:column positioning2,409MIT
fusabi-plugin-runtimePlugin loader, hot-reload, and runtime for Fusabi plugins with manifest validation and capability enforcement2,409MIT OR Apache-2.0
try_v2_deriveProvides a derive macro for `Try`. Part of crate `try_v2`.2,409MIT
tidA dead simple timing wrapper for rough performance measurements2,407MIT
simvarSwitchy package2,404MPL-2.0
agnix-cliCLI for agnix - agent config linter2,402MIT OR Apache-2.0
socktop_connectorWebSocket connector library for socktop agent communication2,401MIT
install-framework-gui[Install Framework] GUI interface powered by iced2,400MIT
metrics-exporter-plotlyAn embedded metrics-rs exporter for plotting with plotly2,400MIT
nr-tracing-layerSend your logs to New Relic2,400MIT
hyperchadHyperChad package2,400MPL-2.0
syntextHybrid code search index for agent workflows2,399MIT
shellcoderWrite shellcode payloads in a flash2,397Apache-2.0
cc-checkCross-platform conventional commit checker for use in pre-commit/commit-msg hooks2,397MIT
werA simple cli tool to find out who last edited files or directories of git repositories2,396MIT
evm-lens-coreFast EVM bytecode disassembler library2,396MIT
elizacpClassic Eliza chatbot as an ACP agent for testing2,395MIT OR Apache-2.0
clocksA testable source of time2,394MIT OR Apache-2.0
i6-timerA cli timer tool2,394AGPL-3.0
gritsA line-text processor that applies regular expressions with named captures to input lines
and transforms them using a template…2,392MIT
mavryk-smart-rollup-mockMock implementation of Mavryk Smart Rollup host functions to enable unit testing of kernel logic.2,391MIT
squirrel-browser-automationBrowser automation via YAML based workflow definition.2,390non-standard
install-framework-cli[Install Framework] CLI interface powered by clap2,390MIT
sbpf-syscall-mapCompile-time and runtime syscall mapping for SBPF2,390MIT
diffpatchA tool to compare directories and create executable patches2,388GPL-3.0
kailua_testTest harness for Kailua2,386MIT/Apache-2.0
volition-git-serverGit server for the Volition AI assistant using MCP protocol2,385Apache-2.0
decy-parserC AST parsing using clang-sys for Decy transpiler2,384MIT OR Apache-2.0
vergen-gitcl-demoA demo of the capabilities of the `vergen-gix` build tool2,384MIT OR Apache-2.0
ferro-mcpMCP (Model Context Protocol) server for AI-assisted Ferro Framework development2,383MIT
git_info2Extracts git repository information.2,382Apache-2.0
testnumbat-wasmTestnumbat WebAssembly smart contract API2,382GPL-3.0-only
current_crate_nameA (const) function to get the current crate name2,382MIT OR Apache-2.0
sierradb-protocolShared protocol types and utilities for SierraDB2,382Apache-2.0
adb-kit用于与 Android Debug Bridge (ADB) 交互2,381MIT
pathyA CLI tool to display the file tree of a directory2,379MIT
reproSupport crate for cargo-repro, a tool for building and verifying
Rust packages that are reproducible byte-for-byte…2,379Apache-2.0 OR MIT
coverioBetter code coverage reporting for Rust crates2,379MIT OR Apache-2.0
susumuRevolutionary functional language making data flow visible through arrow syntax2,379MIT
cellsplitUtility for dissecting MATLAB Cell Mode scripts2,378MIT
wasmgoGo WebAssembly plugin for Wasmrun - compile Go projects to WebAssembly using TinyGo2,375MIT
vergen-git2-demoA demo of the capabilities of the `vergen-gix` build tool2,372MIT OR Apache-2.0
spn-clientClient library for communicating with the spn daemon - secure secret management for AI applications2,371AGPL-3.0-or-later
tracing-better-stackA tracing-subscriber layer for Better Stack (Logtail) logging2,370MIT OR Apache-2.0
serdes-ai-agentAgent implementation for serdes-ai2,365MIT
ts_High-performance, lightweight time measurement library based on coarsetime. / 基于 coarsetime 的高性能轻量级时间测量库。2,364MulanPSL-2.0
keifuA TUI tool to visualize Git commit graphs with branch genealogy2,363MIT
loctreeStructural code intelligence for AI agents. Scan once, query everything.2,363BUSL-1.1
ascasA simple fast maths Parser2,361MIT
context-builderCLI tool to aggregate directory contents into a single markdown file optimized for LLM consumption2,361MIT
cosm-scriptStripting library for deploying and interacting with CosmWasm smart-contracts2,360Apache-2.0
mockforge-tuiTerminal UI dashboard for MockForge2,358MIT OR Apache-2.0
assemble-jsused for running assemble with js backend2,357MIT OR Apache-2.0
facet-typescriptGenerate TypeScript type definitions from facet type metadata2,354MIT OR Apache-2.0
code-digestHigh-performance CLI tool to convert codebases to Markdown for LLM context2,353MIT
runar_commonCommon traits and utilities for the Runar framework2,351MIT
rustlayA Rust CLI tool for generating Clean Architecture project boilerplates.2,349MIT
devela_base_allocbase alloc shared functionality for devela2,348MIT OR Apache-2.0
fastmcp-consoleRich console output for FastMCP servers2,345MIT
pinocA CLI tool for setting up pinocchio program project2,339Apache-2.0
moldenfiletest golden file library2,338MIT OR Apache-2.0
howlastA procedural macro to easily misure computation times.2,334GPL-3.0
rfsignupxxA test package for RFsignup functionality.2,334MIT OR Apache-2.0
darkweb-dotenvA library that eases configuration via .env environment files2,331MIT
to-displayA trait that is Display or can be converted to Display2,330MIT OR Apache-2.0
adk-deployDeployment manifest, bundling, and control-plane client for ADK-Rust2,330Apache-2.0
chik-sdk-clientUtilities for connecting to Chik full node peers via the light wallet protocol.2,328Apache-2.0
textumA syntactic patching library with char-level granularity2,327MIT
apirquest_coreApiRquest is a library for testing Api Rest. Written in Rust, it allows you to use the Rhai scripting language to increase test…2,326Apache-2.0
vx-tool-standardStandard interfaces and utilities for vx tool implementations2,324MIT