CATEGORY
API bindings 12,402 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.
lux-visionPluggable multimodal vision pipeline with token-budget admission; Claude and Runway backends.19MIT OR Apache-2.0
kcr_cilium_angeloxx_chKubernetes Custom Resource Bindings190BSD
agentguardNetwork egress firewall for AI agent tools. Declarative domain allowlist; throws on violation. Optional reqwest-middleware…19MIT
xai-grokHigh-level async client for the xAI Grok API (chat, streaming, tool calling, vision, structured outputs), built on the stream-rs…19MIT
stackql-mcpEmbedded StackQL MCP server for Rust agentic apps - cloud queries and provisioning over SQL, served over MCP19MIT
eliosRust SDK for Elios19MIT
nexara-cliCommand-line tools for Nexara policy authoring and demos19MIT
puid-clientOfficial Rust client for the PUID API — the Provably Unique IDentifier service.19AGPL-3.0-only
seatbelt-rsA small, type-safe Rust wrapper for macOS API.19MIT
stellar-agent-blendBlend lending adapter for the Stellar agent wallet — ABI binding, typed preview, health-factor guard, and Reflector…19Apache-2.0
tinychannelsPluggable channel and messaging primitives for OpenHuman harness communication.19GPL-3.0-only
toggleaiOfficial Rust SDK for ToggleAI — Feature Flags, Remote Configs, Error Monitoring, and A/B Testing19MIT OR Apache-2.0
mallubindNative C-ABI bindings for writing libraries for the Malluscript programming language19GPL-3.0
conductor-sdkRust SDK for Netflix Conductor workflow orchestration19Apache-2.0
rustify-licensingFramework-agnostic in-app licensing (validate / machine-activate / offline-grace) for native Rust apps. Keygen provider + Bevy /…19MIT OR Apache-2.0
qnsiOfficial Rust SDK for the QNSI Quantum-Native Security Infrastructure — post-quantum cryptography (ML-KEM, ML-DSA, SLH-DSA,…19Apache-2.0
hedraReserved crate name for Hedra.19Apache-2.0
trikiUnofficial Rust library for Triki BLE devices (Żabka cap) — scan, connect, parse IMU telemetry19MIT
wayfinder-mcpMCP server exposing Archives of Nethys Pathfinder 2e / Starfinder 2e data to LLM tools19MIT
agent-framework-foundryAzure AI Foundry (Responses API) chat client and Prompt Agents for agent-framework-rs19MIT
sekuire-sdkThe official SDK for the Sekuire Agent Identity Protocol18non-standard
mailkiteOfficial MailKite SDK for Rust — inbound email → webhook, sending, templates, broadcasts, at-rest encryption, and webhook…18MIT
bubleOfficial Rust SDK for the Buble public API.18MIT
ipregistryOfficial Rust client for the Ipregistry IP geolocation and threat intelligence API18Apache-2.0
latlngRust SDK for the latlng.work geocoding and places API18MIT
kcr_disaggregatedset_x_k8s_ioKubernetes Custom Resource Bindings180BSD
tgjuA professional and asynchronous Rust client for scraping gold, coin, and currency prices from TGJU.org18MIT OR Apache-2.0
nslsolverOfficial Rust SDK for the NSLSolver captcha solving API18MIT
tripletex-cliFast, scriptable command-line interface for the Tripletex REST API v2 (Norway's accounting platform). Self-refreshing session…18MIT
git-cognitionUniversal VCS provider contracts and a local Git read surface for Rust, in one crate.18MIT OR Apache-2.0
ip-api-ioOfficial Rust client for ip-api.io — IP geolocation, email validation, fraud detection and risk scoring API18MIT
enso-apiUnofficial Rust client for the Enso Finance DeFi aggregator API18MIT
dune-apiUnofficial Rust client for the Dune Analytics API18MIT
dune-simUnofficial Rust client for the Dune SIM API18MIT
veloraUnofficial Rust client for the Velora (ParaSwap) DEX aggregator API18MIT
dlloaderA cross-platform dynamic library loader18MIT OR Apache-2.0
egaprotocolReserved namespace for EGAProtocol. Reference implementation forthcoming at github.com/egaprotocol/core.18Apache-2.0
api-bones-connectConnect RPC adapter primitives for api-bones services (ADR-0096)18MIT
koprs-admissionValidating admission webhook server for Kubernetes operators, designed as a companion to koprs.18MIT
herosal-clientsSAL Clients - Unified client library for Redis, PostgreSQL, MQTT, Mycelium, Hetzner, and Zinit18Apache-2.0
imagesartA tiny client/helper crate for ImagesArt, an online AI image generator and AI art generator that turns text prompts into images.18MIT
agileplus-pluginWASM plugin runtime for AgilePlus external validators18MIT
hyperinfer-clientHigh-level client SDK for HyperInfer LLM Gateway18MIT
hyperinfer-serverHigh-performance LLM Gateway server built with Axum18MIT
prompt-cache-warmerPre-warm Anthropic prompt cache before user traffic. Injects cache_control breakpoints, fires a tiny warmup call, optionally…18MIT OR Apache-2.0
awiki-im-coreRust IM SDK for Awiki clients built on Agent Network Protocol (ANP)18MIT
linera-jemallocator-globalSets `jemalloc` as the `#[global_allocator]`18MIT/Apache-2.0
hop-top-aimAI model registry client backed by models.dev18MIT
llm-content-blocksTyped fluent builder for Anthropic Messages-API content blocks (text, image, tool_use, tool_result, document). Emits the exact…18MIT OR Apache-2.0
absolutepayOfficial AbsolutePay SDK — accept crypto payments, send payouts, and reconcile.18non-standard
claude-costCalculate Claude API call cost from a usage block. Cache-aware (cache_creation, cache_read), supports Anthropic API and AWS…18MIT OR Apache-2.0
exchange-rateapiOfficial Rust SDK for Exchange Rate API -- real-time mid-market exchange rates for 160+ currencies18MIT
mina-archive-sdkRust SDK for interacting with Mina Archive Node GraphQL endpoints18Apache-2.0
io-offlineOffline-first replica engine library for Rust18MIT OR Apache-2.0
ollama-visionRobust Ollama vision model toolkit for image tagging and captioning18MIT
flow-gate-ffiC-ABI foreign function interface for flow-gate, enabling Python/R bindings18MIT
ur-rsAsync tool-using LLM agents over a pluggable provider backend18MIT OR Apache-2.0
assinadorAssinatura digital de PDFs via VIDaaS (ICP-Brasil).18MIT
mailblastrOfficial Rust SDK for the MailBlastr email API — send transactional and marketing email from your own verified domain.18MIT
venumzmailRust SDK for the venumzmail temp email API18ISC
trios-agentsHTTP client and MCP proxy for multi-agent orchestration18MIT OR Apache-2.0
spacetraders-clientAsync Rust client for the SpaceTraders API v2 with priority-aware rate limiting and retry18MIT
rustmimsmsA Rust library for sending automated SMS messages using the MIM SMS API provided by Robi18MIT
elastikRust client for elastik — pastebin with HMAC that accidentally became a web OS.18MIT
posthubifyThe official Rust SDK for the PostHubify /v1 API (thin client + complete operation catalog).18MIT
hap-bleHomeKit Accessory Protocol (HAP) Bluetooth LE transport: discover, pair, read, and stream events from HomeKit accessories over…18Apache-2.0
precolator-sdkRust async client SDK for the Precolator perpetual futures trading platform — markets, portfolio, leaderboard, and trading…18Apache-2.0
rusty-lcuGenerated Rust client helpers for the League Client Update API18MIT
cyberchan-sdkOfficial Rust SDK for CyberChan — AI Agent Arena18MIT
pelisearchOfficial Rust SDK for PeliSearch18MIT
prompt-token-counterApproximate token counts for LLM messages, system prompts, and tools. Zero-config chars/4 heuristic, BYO tokenizer, content-block…18MIT OR Apache-2.0
sentrix-grpc-wasmRust + WASM gRPC-Web client for Sentrix Chain. Extracted from sentrix-explorer-v2; usable from any browser dApp via wasm-pack.18MIT
finkovsky-clientTyped async HTTP client for the Finkovsky API.18MIT
rust_ffplay_s4mSafe and idiomatic Rust wrapper for FFplay18MIT OR Apache-2.0
mlua-pulseLua-friendly music composition and audio export bindings built on tunes and mlua18MIT OR Apache-2.0
opengatellmClient Rust pour OpenGateLLM, l'API gateway open-source pour LLM self-hosted (DINUM / Etalab).18MIT OR Apache-2.0
brawl-rsA Rust wrapper for the Brawl Stars API18MIT
savant-protobufProtobuf schema and generated types for Savant inter-process messaging.18Apache-2.0
instantramen-proRust metadata helper package for https://instantramen.pro18MIT
dig-nftThe DIG Network canonical Chia NFT expert crate: a pure, key-free, network-free SpendBundle-builder for Chia NFTs (mint,…18Apache-2.0 OR MIT
vulcan-luaskillsLuaSkills core runtime library for loading, invoking, and managing Lua skill packages.18MIT
thndrs-agentProvider-neutral coding-agent loop and contracts18Apache-2.0
tracengentFirst-party Rust SDK for Tracengent: instrument and govern agents (events, decision traces, authorization, tool governance,…18MIT
newsapi-rustA robust async client for NewsAPI.org18MIT OR Apache-2.0
devlogbusRust SDK for publishing records to DevLogBus.18MIT
hop-aimAI model registry client backed by models.dev18MIT
agentsdk-plugin-fsA FileSystem plugin for agentsdk.18MIT
azure-lite-rsLightweight HTTP client for Azure APIs18MIT OR Apache-2.0
hanzo-agent-proxyMulti-backend OpenAI-compatible API proxy for AI agents and CLIs18MIT OR Apache-2.0
mkapk-test-hostCross-platform audio plugin build and packaging system (Standalone/VST3/AU/AAX) with a shared retained-mode GUI framework18GPL-3.0
nexo-poller-rssRSS / Atom feed poller plugin for Nexo agents (out-of-tree subprocess).18MIT OR Apache-2.0
reapi-sdkOpenAI-compatible SDK helper for the reAPI gateway (https://reapi.ai).18MIT
tool-arg-defaultsApply per-tool default kwargs to LLM-generated tool calls. Caller-supplied values always win. Null is a real value, not 'use the…18MIT OR Apache-2.0
agent-shadow-modeToggle shadow mode for agent tool calls: record what would have happened without running real side-effecting code.18MIT OR Apache-2.0
idkollen-clientAPI client for the IDkollen REST API18MIT
toggl-trackGeneral-purpose async Rust library for the Toggl Track API v918MIT
furlpayOfficial Furlpay server-side SDK for Rust — stablecoin payments & dependency-free webhook verification18MIT
openmakerOpen-source HID protocol engine and SDK for Epomaker keyboards18MIT
agentcastStructured-output enforcer for LLM responses. Repair + validate + (optional) retry-with-LLM. BYO-LLM, BYO-schema.18MIT
otel-genai-bridgeTranslate LLM telemetry attributes between OpenInference and OpenTelemetry GenAI semantic conventions. No telemetry SDK…18MIT
agenttraceCost + latency aggregation for LLM agent runs. Group calls into named runs, get totals, p50/p95, and per-model breakdowns.…18MIT
pitch-core-pyPython bindings for pitch-core (PyO3). DSP backends always; ONNX backends behind the `onnx` feature.18MIT OR Apache-2.0
agentsnapSnapshot tests for AI agent traces. Record once, replay-and-compare on every run; the agent equivalent of Jest snapshots.18MIT
agentpromptLLM prompt templates with Jinja2 syntax. Render system/user/assistant turns into a typed message list, ready for the Anthropic or…18MIT
claude-streamParse Anthropic's Server-Sent Events stream into typed events. No SDK dependency — feed it bytes, get back message_start,…18MIT
nexo-plugin-discoveryPlugin catalogue discovery — fetches public plugin metadata from crates.io / GitHub topic / curated index (Phase 98).18MIT OR Apache-2.0
adk-rust-mcp-artistMCP server for artistic image creation and style transfer18Apache-2.0
mlua-mcp-serverrmcp server (stdio) for mlua-mcp-core — Lua-Host MCP18MIT OR Apache-2.0
nido-corePre-release metadata crate. Real Nido core types and traits ship at >=0.1.0.18Apache-2.0 OR MIT
nido-sdkPre-release metadata crate. Real Nido third-party SDK ships at >=0.1.0.18Apache-2.0 OR MIT
kodik-mpv-pluginmpv plugin to get direct links to Kodik18MIT OR Apache-2.0
ocp-typesOpen Context Protocol (OCP) wire types: context frames, queries, capabilities, provenance. MIT, zero deps beyond serde —…18MIT OR Apache-2.0
dsfb-chemical-engineering-pyPython extension bindings for DSFB-Chemical-Engineering read-only residual-semiotics courts18Apache-2.0
sf_voice_mediaAsync Rust client for the San Francisco Voice Company API18MIT
kojacoord-plugin-systemDynamic plugin loading, lifecycle and host API for the Kojacoord Minecraft proxy.18MIT
agent-framework-foundry-localMicrosoft Foundry Local chat client for agent-framework-rs18MIT
io-webdavWebDAV client library for Rust18MIT OR Apache-2.0
agent-frameworkA Rust implementation of the Microsoft Agent Framework: build AI agents and multi-agent workflows. Meta-crate re-exporting core…17MIT
hanzo-macrosProc macros for hanzo tool definitions17MIT
blink-trade-sdkBlink exchange SDK: trading (schema-signed transactions), typed REST, and WebSocket streaming for api.blink.trade17MIT
eww-triadEww adapter for Triad native IPC17MIT
pappl-rsSafe, idiomatic Rust bindings for PAPPL, the Printer Application Programming Library17MIT
payrail-stripeStripe connector for PayRail17MIT OR Apache-2.0
payrail-lipilaLipila connector for PayRail Zambia Mobile Money17MIT OR Apache-2.0
kindling-runtimeAnvil-first integration facade for kindling: one dependency bundling daemon startup, client wiring, and durable emit.17Apache-2.0
oneinchUnofficial Rust client for the 1inch DEX aggregator API17MIT
motosan-agent-subagentSession-scoped subagent registry for motosan-agent-loop. Spawn, message, and wait on long-lived child agents from a parent…17MIT
meshbrowRust SDK for Meshbrow — Managed Browser Fleet for AI Agents17MIT
aws-lite-rsLightweight HTTP client for AWS APIs17MIT OR Apache-2.0
randomorg-rpcAsync Rust client for the RANDOM.ORG JSON-RPC API (Release 4): basic generation, signed generation, tickets, and verification.170BSD
authenticdoc-sdkCryptographic primitives and on-the-wire shapes for the Authenticdoc multi-party document signing protocol over Nostr.17non-standard
im-coreRust IM SDK for Awiki clients built on Agent Network Protocol (ANP)17MIT
rung-gitlabGitLab API integration for Rung - merge request management and CI status17MIT
ipfrs-wasmWebAssembly bindings for IPFRS distributed content-addressed storage system17Apache-2.0
ipfrs-nodejsNode.js bindings for IPFRS distributed content-addressed storage system17Apache-2.0
msrt-ffiC ABI bindings for MSRT.17Apache-2.0
poli-pagePoli Page SDK for Rust — render PDFs from HTML templates via the Poli Page API17MIT OR Apache-2.0
invezgo-sdkOfficial fully-typed Rust SDK for the Invezgo API, covering all 105 endpoints 1:1.17MIT
agentworthRust client for the AgentWorth governance gate (REST over the HTTP ingress)17MIT
agent-event-busTiny in-process pub/sub for agent loop events. Sync-only Rust mirror of the Python agent-event-bus library: register handlers by…17MIT OR Apache-2.0
cachebenchPrompt-cache observability for LLM APIs. Per-call hit ratio, cost saved, regression alerts. Anthropic, OpenAI, Bedrock.17MIT
agenttapWire-level prompt introspection for LLM SDK calls. See exactly what was sent, with credentials redacted by default.17MIT
agentfitFit messages to an LLM context window. Token-aware truncation with pluggable tokenizers and multiple strategies.17MIT
moyasarIdiomatic async Rust client for the Moyasar payment gateway17MIT
mangater-sites-mangadexMangadex plugin implementation for Mangater17MIT
oanda-rsAsync Rust SDK for the OANDA v20 REST and streaming API17BSD-3-Clause
rig-model-metaProvider-agnostic model metadata (context window, capabilities, quantization) and probe traits for Rig agents.17MIT OR Apache-2.0
foukoapiCross-platform bot framework in Rust. Write your handlers once, run the same bot on Telegram and Discord with shared accounts,…17MIT
ably-chat-openapiUnofficial generated OpenAPI bindings for the Ably Chat REST API (v4). Not affiliated with or endorsed by Ably. Prefer the…17MIT OR Apache-2.0
prompt-cache-keyStable Anthropic prompt-cache scope hashes. Given (system, tools, model), produce a deterministic key that survives benign…17MIT
llmkit-rsUnified multi-provider async LLM client for Rust — OpenAI, Anthropic, Ollama, with Tower middleware17MIT OR Apache-2.0
codewars-api-rsA library for interacting with the Codewars API17MIT
anthropic-oauthOAuth login for Anthropic Claude Pro/Max (Claude Code session)17MIT
prompt-shieldPattern-based prompt-injection detection for LLM apps.17MIT
mkapk-resCross-platform audio plugin build and packaging system (Standalone/VST3/AU/AAX) with a shared retained-mode GUI framework17GPL-3.0
avo-rust-sdkRust client for the Avo Portfolio API on Solana — bootstrap a market-maker agent, run rebalances, and push NAV updates (custodial…17ISC
instrument-componentsHigh-level instrument discovery and typed IVI-inspired classes over VISA17MIT OR Apache-2.0
agent-message-windowSliding window of recent LLM conversation turns with paired-protection: never drop a tool_use without its tool_result sibling.…17MIT OR Apache-2.0
hanzoHanzo AI — Rust SDK and CLI for the Hanzo ecosystem17MIT
cybertempRust SDK for CyberTemp — disposable email inboxes for testing, automation, OTP flows, and AI agents.17MIT
browser_oxide_mcpModel Context Protocol (MCP) server for BrowserOxide — a stealth headless browser an AI agent can drive: fetch_page, evaluate,…17MIT OR Apache-2.0
llm-output-validatorRule-based validator for LLM output strings. Enforce length, regex, JSON, allowed values, or custom predicates.17MIT OR Apache-2.0
agent-fn-registryRegistry of LLM agent tools: callable + schema + side-effects + defaults17MIT
robius-commonShared types and functions used by other robius crates17MIT
hugegraph-rsIdiomatic async Rust client for Apache HugeGraph (beta)17Apache-2.0
screenshotfreeapiOfficial Rust client for ScreenshotFreeAPI — Screenshot-as-a-Service17MIT
parsetxOfficial Rust client SDK for the ParseTx Transaction Enrichment API.17MIT
agentidempIdempotency keys for LLM agent retries. Deterministic content-derived keys (UUIDv5 or sha256-hex) so retries dedupe at the…17MIT
coffrifyOfficial Rust SDK for Coffrify — encrypted file transfer infrastructure.17MIT
skailarOfficial Rust SDK for the Skailar API17MIT
aethexAeThex - The global developer ecosystem for creators, builders, and innovators.17MIT
rfid-silion-compatAsync Rust library for Silion RFID readers with serial and Web Serial support17MIT OR Apache-2.0
adk-rust-mcp-educationMCP server for educational content generation (whiteboards, flashcards, stories, quizzes, explainers)17Apache-2.0
adk-rust-mcp-diagramsMCP server for generating diagrams from natural language (SVG, Mermaid, PlantUML)17Apache-2.0
adk-rust-mcp-graphicsMCP server for graphic editing with natural language17Apache-2.0
bevy_boxddBevy integration for the boxdd Rust bindings to Box2D17MIT OR Apache-2.0
adbc-spannerADBC (Arrow Database Connectivity) driver for Google Cloud Spanner17Apache-2.0
cow-sdk-wasmReserved placeholder for cow-sdk-wasm, the TypeScript-callable wasm-bindgen leaf of the CoW Protocol Rust SDK.17GPL-3.0-only
cow-sdk-transport-policyReserved placeholder for cow-sdk-transport-policy, the retry, rate-limit, and transport classification policy for the CoW…17GPL-3.0-only
stellar-agent-anchorSEP-24 interactive hand-off and SEP-6 discovery-only anchor client. Calls GET /info only for SEP-6; returns the interactive URL…17Apache-2.0
amaters-sdk-pythonPython SDK for AmateRS with PyO3 bindings17Apache-2.0
pre-commit-modelsUnofficial, high-quality data models for pre-commit configurations and hook definitions17MIT
sylphx-sdk-baasSylphx Platform BaaS-plane Rust SDK (Protobuf wire contract)17MIT OR Apache-2.0
moarayOpen-source Mixture-of-Agents (MoA) gateway in Rust: dual-mode passthrough + fan-out/aggregate/quorum orchestration. (placeholder…17MIT OR Apache-2.0
rabbit-libRemote-controllable Claude supervisor + matching server-side runtime (WARREN)17MIT OR Apache-2.0
zabbix-libTyped, transport-free client model for the Zabbix API: builds requests and parses responses, you bring the HTTP.17MIT
spherenet-badge-cliCLI for interacting with the Badge program17Apache-2.0
agent-framework-copilotstudioMicrosoft Copilot Studio agent client17MIT
agent-framework-cosmosAzure Cosmos DB NoSQL chat-message store17MIT
agent-framework-a2aAgent2Agent (A2A) protocol client: talk to remote A2A agents as local agents17MIT
agent-framework-declarativeDeclarative agents and workflows loaded from YAML/JSON specs17MIT
tuigram-coreHeadless core for tuigram: Telegram (TDLib) client logic, auth, chats and messages.17MIT
webscrape-aiOfficial Rust SDK for the webscrape.ai web scraping and LLM-extraction API17MIT
agent-framework-geminiGoogle Gemini chat client for agent-framework-rs17MIT
agent-framework-hostingHost agents over HTTP: OpenAI-compatible, A2A, and DevUI-style APIs17MIT
agent-framework-mcpModel Context Protocol (MCP) client: stdio and streamable HTTP transports17MIT
agent-framework-mem0Mem0 context provider for long-term agent memory17MIT
agent-framework-purviewMicrosoft Purview compliance middleware17MIT
agent-framework-redisRedis-backed chat message store and context provider17MIT
shirabeHeadless browser automation — CDP engine + HTTP debug API17non-standard