BROWSE A-Z
All 305,250 crates, alphabetically
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.
tqdm_showfor fun..1,413MIT OR Apache-2.0
tqlCompile-time ORM (runtime library)10,164MIT
tql_macrosCompile-time ORM (macros)5,175MIT
tqrsCommand line tool tqdm in Rust1,170MIT OR Apache-2.0
tqsdk-rs天勤 TQSDK Rust 封装提供获取 TQSDK 行情, K 线数据以及实盘交易接口90Apache-2.0
tquestSimple observable pattern implementation3,384MIT
tquicA high-performance, lightweight, and cross-platform QUIC library37,702Apache-2.0
tquic-mimic-chromium-clientA high-performance, lightweight, and cross-platform QUIC client that mimics chromium network stack2,478Apache-2.0
tquic_toolsTQUIC client and server tools22,629Apache-2.0
trtr! macro for localisation1,533,421MIT
tr-findertr-finder25MIT
tr-langA programming language made to bring syntax closer to Turkish11,993MIT
tr-rsTrue Range,Average True Range and Normalized True Range Implementation In Rust2,624MIT
tr181-deriveProcedural macros that generate TR-181 data model access structs and helpers.202BSD-3-Clause
tr1pdtamper resistant audit log6,247AGPL-3.0
tr300Cross-platform system information report324PolyForm-Noncommercial-1.0.0
tr300-tuiReal-time interactive system diagnostic TUI191PolyForm-Noncommercial-1.0.0
TR_PDF_renameReads security transaction statements (as pdf) from neo-broker Trade Republic and renames them as transactiondate_ordertype_name.12,236MIT
tracciaA zero-dependency, flexible logging framework for Rust applications8,401MIT
traceA procedural macro for tracing the execution of functions261,601MIT
trace-contextExtract and inject W3C TraceContext headers9,550MIT OR Apache-2.0
trace-context-level3W3C Trace Context Level 3 — core types, parsing, and serialization of traceparent and tracestate51MIT OR Apache-2.0
trace-context-level3-axumW3C Trace Context Level 3 — axum extractor for TraceContext21MIT OR Apache-2.0
trace-context-level3-httpW3C Trace Context Level 3 — HTTP header extraction and injection via the http crate42MIT OR Apache-2.0
trace-context-level3-towerW3C Trace Context Level 3 — tower middleware storing context in request extensions30MIT OR Apache-2.0
trace-decayName reserved for the upcoming rebrand of tokensave, a local-first code-graph + project-memory MCP server for AI coding agents.20MIT
trace-deckGUI for visualizing and analyzing tracing tape files1,767MIT/Apache-2.0
trace-diffDiff two agent traces semantically: align by event type + key, ignore timestamps and ids, return added/removed/changed steps.…20MIT OR Apache-2.0
trace-docA Rust-based framework for compile-time, zero-cost traceability and specification modeling24MIT OR Apache-2.0
trace-errA small extension to the tracing crate, which provides a single method 'trace_expect()' for Result<T, E> and Option<T>9,451Unlicense
trace-errorExtensions to Rust's error system to automatically include backtraces38,236MIT
trace-gameA terminal typing game written in rust, local multiplayer support planned3,947GPL-3.0
trace-logThis is a web server framework with tracing and logging capabilities.114MIT OR Apache-2.0
trace-macroSimple trace macros21,231MIT
trace-moeClient library for the trace.moe anime scene search API.1,072MIT
trace-recorder-parserA Rust library to parse Percepio's TraceRecorder data43,631Apache-2.0
trace-redactRedact sensitive fields (api keys, tokens, emails, phone numbers) from agent traces before exporting to OTel or a log sink. Zero…19MIT OR Apache-2.0
trace-share-cliCLI for opt-in sanitized coding-agent trace export and dataset snapshot publishing.75MIT OR Apache-2.0
trace-share-coreCore pipeline library for collecting, sanitizing, and publishing coding-agent trace episodes.155MIT OR Apache-2.0
trace-tallyA tracing layer for rendering hierarchical task trees to the terminal149MIT OR Apache-2.0
trace-timeEasily trace time to execute a scope.155,387MIT/Apache-2.0
trace-toolsTracing and diagnostic tools for tasks5,666Apache-2.0
trace-tools-attributesProcedural macros for trace-tools4,067Apache-2.0
trace-weftRust-first, local-first observability and debugging toolkit for LLM agents147MIT
trace-weft-coreCore IDs, span and event schemas, and redaction traits for TraceWeft248MIT
trace-weft-ingestOTLP trace ingestion for TraceWeft that preserves original span IDs114MIT
trace-weft-macrosInstrumentation macros for TraceWeft (agent, tool, llm_call)176MIT
trace-weft-mcpModel Context Protocol trace-context propagation for TraceWeft87MIT
trace-weft-openinferenceOpenInference attribute compatibility for TraceWeft88MIT
trace-weft-otelOpenTelemetry export bridge for TraceWeft traces90MIT
trace-weft-recorderLocal JSONL, SQLite, and blob trace recorder for TraceWeft195MIT
trace-weft-serverAxum API and query layer for TraceWeft (SQLite, Postgres, auth, OTLP ingest)72MIT
trace2A proc macro for tracing the execution of functions, similar to trace crate, but thread safe and use log1,785MIT
trace2_macroThe real proc macro implementation of trace22,690MIT
trace2powerReads VCD and FST signal traces and extracts accumulated power activity data for use with power analysis tools.308Apache-2.0
trace4rslog4rs like usability with the `tracing` crate as the base54,487MIT
trace4rs-configtrace4rs configuration58,409MIT
trace4rs-fmtorpTorpid formatting for trace4rs87,938MIT
trace_callerTrace the location of caller of a function.4,465MIT
trace_caller_macroprocedural macro for tracing caller's source location (trace_caller)2,868MIT
trace_decoderEthereum node witness -> Prover input12,431MIT OR Apache-2.0
trace_idA lightweight, high-performance tracing ID generation and propagation library for Rust, with out-of-the-box support for Axum.4,734MIT OR Apache-2.0
trace_nu_pluginA wrapper to trace Nu plugins2,513MIT OR Apache-2.0
traceback-deriveProcedural macros made to work with the traceback-error crate.3,096MIT OR Apache-2.0
traceback-errorThis crate aims to make error handling and tracing easier.11,757MIT OR Apache-2.0
tracebuildCommand line utility to instrument builds and send traces to OpenTelemetry supported tracing systems4,121MIT
traced-testthis crate lets us use #[traced_test] to automatically configure sane default tracing for a rust test52,989MIT
traced_errorTyped errors with automatic trace frames and structured context for Rust error propagation36MIT OR Apache-2.0
traced_macroProcedural macro support for traced_error36MIT OR Apache-2.0
traced_resultProof-of-concept error tracing using the `Try` trait1,230MIT
tracedb-sdkRust SDK for the TraceDB platform-contract-v0 HTTP API.49Apache-2.0
tracedecayCode intelligence tool that builds a semantic knowledge graph from Rust, Go, Java, Scala, TypeScript, Python, C, C++, Kotlin, C#,…1,508MIT
traceforgeTraceForge is a model checker for concurrent and distributed programs written in Rust38Apache-2.0
traceforge-macrosTraceForge is a model checker for concurrent and distributed programs written in Rust78Apache-2.0
tracefpA stack backtracking library based on frame-pointer.1,623MIT
tracegitA CLI tool to trace the last commit where a script was working fine1,008MIT OR Apache-2.0
tracehash-rsCross-language call/input/output hash tracing for algorithm parity checks173MIT
tracehash-rs-deriveDerive macro for the tracehash-rs canonical hashing trait183MIT
traceidrDead simple trace ID's.2,637MIT
tracelTracel SDK.1,112MIT OR Apache-2.0
tracel-artifactArtifact bundle and transfer utilities for Tracel SDK.28MIT OR Apache-2.0
tracel-ashVulkan bindings for Rust90,472MIT OR Apache-2.0
tracel-cliTracel CLI27MIT OR Apache-2.0
tracel-clientCollection of HTTP calls required to communicate with the Tracel backend225MIT OR Apache-2.0
tracel-fleetOn-device fleet synchronization and model cache for Tracel SDK.18MIT OR Apache-2.0
tracel-inferenceInference contracts and adapters for Tracel SDK.29MIT OR Apache-2.0
tracel-llvmRust bindings for LLVM libraries used by CubeCL.368,172MIT OR Apache-2.0
tracel-llvm-bundlerCreates a bundle of a portable version of LLVM Rust bindings.368,014MIT OR Apache-2.0
tracel-macrosMacros for Tracel SDK and CLI.18MIT OR Apache-2.0
tracel-mlir-rsRust bindings for MLIR libraries used by CubeCL.367,792Apache-2.0
tracel-mlir-rs-macrosRust bindings for MLIR libraries used by CubeCL.367,984Apache-2.0
tracel-mlir-sysRust bindings for MLIR C API used by CubeCL.367,803MIT
tracel-rspirvRust library APIs for SPIR-V module manipulation91,211Apache-2.0
tracel-tblgen-rsSafe Rust bindings for TableGen used by CubeCL.368,111MIT OR Apache-2.0
tracel-xtaskReusable and Extensible xtask commands to manage repositories.106,534MIT OR Apache-2.0
tracel-xtask-cliCLI entrypoint for Tracel xtask20,802MIT OR Apache-2.0
tracel-xtask-macrosMacros for tracel-xtask crate.109,107MIT OR Apache-2.0
tracel-xtask-utilsUtility functions for xtask-tracel crates.2,650MIT OR Apache-2.0
traceliteAn alternative to the tracing crate which is specialized for OpenTelemetry traces20,505MIT
tracelite_macroProcedual macros for the tracelite crate5,603MIT
tracelogtrace and log1,668MIT
traceloggingTraceLogging for Rust164,750MIT
tracelogging_dynamicTraceLoggingDynamic for Rust161,570MIT
tracelogging_macrosTraceLogging for Rust Proc Macros201,402MIT
tracelyUnified observability: tracing, metrics, logging41MIT
tracematchHigh-performance GPS route matching and activity analysis algorithms172Apache-2.0
tracenPublic facade crate for Tracen runtime, DSL, analytics, export, and FFI modules.79MIT
tracen_analyticsTracen: generic DSL/IR/runtime/codegen core for event-based trackers.375MIT
tracen_catalogTracen: generic DSL/IR/runtime/codegen core for event-based trackers.146MIT
tracen_dslTracen: generic DSL/IR/runtime/codegen core for event-based trackers.451MIT
tracen_engineTracen: generic DSL/IR/runtime/codegen core for event-based trackers.356MIT
tracen_evalTracen: generic DSL/IR/runtime/codegen core for event-based trackers.423MIT
tracen_exportTracen: generic DSL/IR/runtime/codegen core for event-based trackers.324MIT
tracen_ffiTracen: generic DSL/IR/runtime/codegen core for event-based trackers.131MIT
tracen_ffi_coreTracen: generic DSL/IR/runtime/codegen core for event-based trackers.252MIT
tracen_irTracen: generic DSL/IR/runtime/codegen core for event-based trackers.571MIT
tracen_packBuild-time pack integration and generic pack runtime for tracker DSL packs.303MIT
tracen_pack_codegenPack code generation using Handlebars templates for Rust and TypeScript.343MIT
tracengentFirst-party Rust SDK for Tracengent: instrument and govern agents (events, decision traces, authorization, tool governance,…18MIT
traceonAn easy to use log and tracing formatter with a flattened json or pretty output.23,126MIT/Apache-2.0
traceparentw3c traceparents made simple11,525MIT
tracepointRust API for Linux Tracepoints via user_events205,363MIT
tracepoint_decodeRust API for decoding tracepoints64,714MIT
tracepoint_perfRust API for reading and writing perf.data files932MIT
tracerA pet raytracer to test overall pseudo-performance and multi-threading2,692BSD-3-Clause
tracera-serverTracera server crate41MIT
tracerouteLibrary for finding hosts on a path to a destination11,483MIT
tracerrCustom compile-time captured error tracing.76,164BlueOak-1.0.0
tracersGenerates very low overhead native trace points using stable Rust1,795MIT OR Apache-2.0
tracers-buildImplements the compile-time code generation of the tracers in a crate. This crate should be a `build-dependencies`
…2,647MIT OR Apache-2.0
tracers-codegenContains the compile-time code generation logic which powers the `probe` and `tracers` macros.
Do not use this crate…4,560MIT OR Apache-2.0
tracers-coreContains the core runtime component for tracing. You should not ever use this crate directly; use the "tracers"
crate instead6,242MIT OR Apache-2.0
tracers-dyn-noopImplements the `tracers` dynamic tracing API but doesn't actually do anything (hence `noop`, as in "No Operation").
This is a…2,534MIT OR Apache-2.0
tracers-dyn-stapImplements the dynamic probing API using `libstapsdt`, which in turn uses Linux SystemTap underneath.
Do not use this crate…2,556MIT OR Apache-2.0
tracers-libelf-sysExposes libelf as a Rust crate to ensure libstapsdt-sys is able to find libelf in the path.
Never use this crate directly;…4,007LGPL-3.0-or-later
tracers-libstapsdt-sysExposes libstapsdt to Rust code for programmatic creation of SystemTap user mode probes.
Never use this crate directly; use…3,128MIT
tracers-macrosMacros which generate tracers and the code that fires the tracers. See the 'tracers' crate for further instructions2,622MIT OR Apache-2.0
tracers-macros-hackDo not reference this crate directly; see the "tracers" crate for further instructions.
This crate contains the actual…3,257MIT OR Apache-2.0
tracertCross-platform library for traceroute and ping32,915MIT
tracertm-mcpTracera MCP stdio server (native Rust, replaces python -m tracertm.mcp)41MIT
traceryText-expansion library14,135MIT/Apache-2.0
tracetreeTrace the execution of an entire process tree.9,604MIT
tracevault-cliCLI tool for Visdom Trace - AI code tracing and attribution1,138Apache-2.0
tracevault-coreCore library for Visdom Trace - AI code tracing and attribution1,130Apache-2.0
traceviewTracing and viewing your files and resource landscape2,621MIT
traceviewerRun a command and inspect its logs in a scrollable terminal viewer164Apache-2.0
tracexecTracer for execve{,at} and pre-exec behavior, launcher for debuggers.72,686GPL-2.0-or-later
tracexec-backend-ebpfeBPF backend for tracexec [Internal implementation! DO NOT DEPEND ON!]279GPL-2.0-or-later
tracexec-backend-ptracePtrace backend for tracexec [Internal implementation! DO NOT DEPEND ON!]467GPL-2.0-or-later
tracexec-coreCore crate of tracexec [Internal implementation! DO NOT DEPEND ON!]721GPL-2.0-or-later
tracexec-exporter-jsonJSON exporter for tracexec [Internal implementation! DO NOT DEPEND ON!]269GPL-2.0-or-later
tracexec-exporter-perfettoPerfetto exporter for tracexec [Internal implementation! DO NOT DEPEND ON!]267GPL-2.0-or-later
tracexec-opentelemetry-otlpExporter for the OpenTelemetry Collector602Apache-2.0
tracexec-opentelemetry-protoProtobuf generated files and transformations. (tracexec fork)829Apache-2.0
tracexec-tuiTUI implementation for tracexec [Internal implementation! DO NOT DEPEND ON!]363GPL-2.0-or-later
traceyCLI tool to measure spec coverage in Rust codebases430MIT OR Apache-2.0
tracey-apiAPI types for the tracey spec coverage dashboard377MIT OR Apache-2.0
tracey-configConfiguration types for tracey spec coverage tool480MIT OR Apache-2.0
tracey-coreCore library for tracey - spec coverage analysis747MIT OR Apache-2.0
tracey-protoProtocol definitions for the tracey spec coverage daemon RPC314MIT OR Apache-2.0
traci-rsPure Rust client library for the SUMO TraCI protocol177EPL-2.0
tracingApplication-level tracing for Rust.727,203,451MIT
tracing-actionsTracing subscriber that vends action trace structures to a callback10,117Apache-2.0
tracing-actions-otlptracing-actions extension that sends action traces to an opentelemetry server.9,605Apache-2.0
tracing-actixAllow tracing actor futures in actix129,181MIT OR Apache-2.0
tracing-actix-webStructured logging middleware for actix-web.9,868,428MIT OR Apache-2.0
tracing-actix-web-mozlogSupport for tracing in actix-web apps that target Mozilla's MozLog12,846MPL-2.0
tracing-actix-web2Rust tracing adapter for Actix Web2,946MIT
tracing-aliyun-slsA tracing layer for aliyun sls5,013MIT OR Apache-2.0
tracing-allocationsAn instrumented global allocator that emits tracing events upon each allocation and deallocation.6,845MIT/Apache-2.0
tracing-allocatortrack allocations and deallocations1,982MIT
tracing-androidTracing layer to log to Android's logcat652,863MIT OR Apache-2.0
tracing-appenderProvides utilities for file appenders and making non-blocking writers.93,474,991MIT
tracing-appender-localtimetracing-appender base on localtime (chrono)5,298MIT
tracing-appender-plusSync with tracing-appender and support rolling with local time2,018MIT
tracing-assert-coreA tracing layer with assertion helpers for use in unit-tests6,350MIT OR Apache-2.0
tracing-assert-macrosA macro for capturing trace logs3,744MIT OR Apache-2.0
tracing-assertionsAn assertions framework for Tokio tracing.9,702Apache-2.0
tracing-asyncReserved for a soon to be published crate.1,755MIT
tracing-async2Generic tracing layer library for working with tracing events including for async work.4,910MIT
tracing-async2-macrosGeneric tracing layer library for working with tracing events including for async work.2,109MIT
tracing-attributesProcedural macro attributes for automatically instrumenting functions.637,398,378MIT
tracing-attributes-httpHTTP primitives for application-level tracing.3,386MIT
tracing-attributes-hyperNo-op attribute placeholders for the Hyper compile-time tracing plugin system.1,558MIT
tracing-awcTracing instrumentation for the awc http client60,433AGPL-3.0
tracing-axiomThe tracing layer for shipping traces to Axiom34,096MIT OR Apache-2.0
tracing-better-stackA tracing-subscriber layer for Better Stack (Logtail) logging2,370MIT OR Apache-2.0
tracing-betterstackA tracing subscriber that logs to betterstack (logtail)2,630MIT
tracing-broadcasttracing_subscriber::Layer that fans every event into a tokio broadcast channel as JSON frames.95MIT
tracing-browser-subscriberA tracing subscriber for the browser and webassembly15,753Apache-2.0
tracing-build-scriptProvides a tracing-subscriber compatible writer for use in build scripts.4,436MIT OR Apache-2.0
tracing-bunyan-formatterA Bunyan formatter for the tracing crate10,075,162MIT/Apache-2.0
tracing-bunyan-formatter-with-utc-offsetA Bunyan formatter for the tracing crate1,566MIT/Apache-2.0
tracing-cacheA `tracing::Subscriber` that captures closed spans into a bounded in-memory ring buffer with a background driver.908MIT OR Apache-2.0
tracing-callgraphA tracing library for generating call graphs from spans.2,806MIT
tracing-captureCapturing tracing spans and events, e.g. for testing352,118MIT OR Apache-2.0
tracing-cassetteStore recordings of traces and pass them around like bootleg cassettes!. All that's missing is rewind.1,512MIT
tracing-causalityA tracing layer that tracks the causal relationships between spans, and can be concurrently queried elsewhere.2,607MIT/Apache-2.0
tracing-cfgSimple configuration for your tracing needs296MIT OR Apache-2.0
tracing-chromeA Layer for tracing-subscriber that outputs Chrome-style traces.15,782,785MIT