561 startups YC Developer Tools

561 empresas Y Combinator carregam a tag Developer Tools no diretório da própria YC, em todos os lotes desde 2005. Cada linha mostra o que a empresa faz, seu lote, sede e status, e links para sua aplicação YC reconstruída na forma real, para que um founder construindo uma startup Developer Tools possa ler como as empresas aceitas responderam às mesmas perguntas.

Empresas
561
Principais indústrias
B2B, Fintech and Consumer
Principais localizações
San Francisco, New York and London
Top companies da YC
4
561 aplicações reconstruídas

Leia a aplicação da YC de todas as 561 empresas

  • Aplicação da YC de cada empresa, reconstruída no formulário real
  • Filtre todos os lotes por indústria, país e tamanho da equipe
  • Em seguida, encontre os investidores que financiam startups como a sua

As primeiras 100 empresas, as melhores empresas primeiro

1
Algolia
AlgoliaTopoA developer-friendly and enterprise-grade search API.
Winter 2014San Francisco, CAActive
2
Amplitude
AmplitudeTopoDigital Analytics Platform
Winter 2012San Francisco, CAPublic
5
a0.dev
a0.devWe make mobile apps using AI.
Winter 2025San Francisco, CAActive
6
Abbot
AbbotYour Customer Success Co-Pilot
Summer 2021San Francisco, CAInactive
7
Aden
AdenOpen source agent generation framework
Winter 2020San Francisco, CAActive
9
Agent FM
Agent FMOne group chat to hear and steer your coding agents.
Summer 2026San Francisco, CAActive
10
Agentic Labs
Agentic LabsAI system design tools for dev teams
Winter 2024New York, NYActive

Isso é 10 de 561.

Cada empresa abaixo tem sua inscrição no YC reconstruída no YC Insights. Crie uma conta gratuita para lê-las todas.

Ler todas as 561 inscrições
11
AgentMail
AgentMailEmail Inboxes for AI Agents
Summer 2025San Francisco, CAActive
13
Airbyte
AirbyteContext layer for production-grade AI agents
Winter 2020San Francisco, CAActive
14
Airtrain AI
Airtrain AINo-code data curation for LLM fine-tuning and evaluation.
Summer 2022San Francisco, CAInactive
15
Akkari
AkkariAutonomous Customer Operations
Spring 2026San Francisco, CAActive
16
Alkera AI
Alkera AIReliable and safe data engineering and data science agents
Summer 2026San Francisco, CAActive
17
Alokai
AlokaiFrontend Platform for eCommerce
Winter 2021Warsaw, Masovian Voivodeship, PolandActive
18
Alpaca
AlpacaAPI-first stock and crypto brokerage platform
Winter 2019San Mateo, CAActive
22
Anima App
Anima AppDesign to Code & On-brand Vibe-coding
Summer 2018New York, NYActive
23
Apollo
ApolloApollo helps engineering teams accelerate delivery
Summer 2011San Francisco, CAActive
24
Aptible
AptibleThe No Infrastructure Platform as a Service
Summer 2014New York City, NYAcquired
26
Ara
AraAra is the self-driving IDE for software teams.
Spring 2026San Francisco, CAActive
27
Archal
ArchalAPI sandboxes, built for AI agents
Summer 2026San Francisco, CAActive
28
Archbee
ArchbeeTURN STATIC DOCS INTO INSTANT ANSWERS
Summer 2021Bucharest, Bucharest, RomaniaActive
29
Archil
ArchilThe high-performance file system that connects AI to data
Fall 2024San Francisco, CAActive
30
Arengu
ArenguBuild frictionless signup flows in minutes
Summer 2021A Coruña, GA, SpainAcquired
31
Arga Labs
Arga LabsReal-world sandboxes to test agents and agent-facing software
Spring 2026San Francisco, CAActive
32
Armory
ArmoryContinuous Deployment at any scale, for all developers.
Winter 2017San Mateo, CAAcquired
33
Arroyo
ArroyoCloud-native stream processing
Winter 2023Berkeley, CAAcquired
35
Artillery
ArtilleryThe complete production quality platform. AI-powered E2E testing,…
Summer 2021Limerick, County Limerick, IrelandActive
36
Ascii
AsciiThe best cloud VMs for billions of agents
Fall 2026Paris, Île-de-France, FranceActive
37
Aspect
AspectBuild UI fast.
Summer 2019San Francisco, CAActive
38
AssemblyAI
AssemblyAIThe best way to build Voice AI apps
Summer 2017New York City, NYActive
39
assistant-ui
assistant-uiOpen Source React.js Library for AI Chat
Winter 2025San Francisco, CAActive
40
Atla
AtlaThe improvement engine for AI agents
Summer 2023London, England, United KingdomInactive
41
Atomized
AtomizedEnabling teams to deploy without needing a cloud expert
Summer 2020Charlotte, NCInactive
42
Attune
AttuneFaster builds, zero effort.
Spring 2025San Francisco, CAActive
43
authzed
authzedCloud Infrastructure for Authorization
Winter 2021New York, NYActive
44
Automat
AutomatAI enabled RPA using ChatGPT and computer vision
Winter 2023San Francisco, CAActive
45
Automorphic
AutomorphicInfuse knowledge into language models with just 10 samples
Summer 2023San Francisco, CAActive
46
Autosana
AutosanaAI agents for E2E testing across mobile & web
Summer 2025San Francisco, CAActive
47
Avenue
AvenueObservability platform for operations teams
Winter 2021New York, NYAcquired
48
Aviator
AviatorGoogle-level engineering productivity suite
Summer 2021San Francisco, CAActive
49
Avo
AvoFixing data quality in product analytics.
Winter 2019San Francisco, CAActive
50
AXAR AI
AXAR AIMulti-agent orchestration platform
Winter 2021Mountain View, CAActive
51
Axle
AxleAI-native clearinghouse for insurance
Summer 2022New York, NYActive
52
Axolo
AxoloImproving Developer Experience with Streamlined Code Reviews
Winter 2021Paris, Île-de-France, FranceActive
53
Baserun
BaserunObservability and evaluation platform for LLM apps.
Summer 2023San Francisco, CAActive
54
Beam
BeamAI-Native Cloud Platform
Winter 2022New York, NYActive
55
Better Auth
Better AuthThe authentication framework for TypeScript
Spring 2025San Francisco, CAActive
56
Bitmovin
BitmovinPowers OTT online video providers with video developer tools.
Summer 2015San Francisco, CAActive
57
Bitnami
BitnamiThe App Store for Server Software
Winter 2013San Francisco, CAAcquired
58
Bitrise
BitriseHosted Continuous Integration and Delivery for mobile apps
Winter 2017Budapest, HungaryActive
59
Blaxel
BlaxelThe perpetual sandbox platform
Spring 2025San Francisco, CAActive
60
BlindPay
BlindPayStablecoin API for global payments
Winter 2025San Francisco, CAActive
61
BotCity
BotCityObservability and Governance for AI-Generated Python scripts.
Winter 2022San Francisco, CAActive
62
Boundary
BoundaryThe programming language for AI
Winter 2023Seattle, WAActive
63
Brainboard
BrainboardVisually design and manage cloud infrastructures.
Winter 2022New York, NYActive
64
BricksAI
BricksAIStreamlining LLM application management for enterprises
Summer 2022San Francisco, CAInactive
65
Briefer
BrieferThe collaborative data platform.
Summer 2023São Paulo, SP, BrazilInactive
67
BuildJet
BuildJetHigh-performance computing cloud
Winter 2023Berlin, Berlin, GermanyActive
68
Bun
BunBun is an incredibly fast all-in-one JavaScript toolkit
Summer 2019San Francisco, CAAcquired
70
Cactus
CactusLow-latency AI engine for mobile devices & wearables
Summer 2025San Francisco, CAActive
71
Cakework
CakeworkAPI that adds cloud hosting to any developer platform
Winter 2023Seattle, WAInactive
72
Capacitive
CapacitiveThe data gateway for agents.
Spring 2025San Francisco, CAActive
73
Castle
CastleBlock bots & bad behavior
Winter 2016San Francisco, CAActive
74
Cedana
CedanaFast, reliable, reproducible AI with GPU live migration
Summer 2023New York, NYActive
75
Cekura
CekuraVoice AI and Chat AI agents: Testing and Observability
Fall 2024San Francisco, CAActive
76
Celest
CelestThe Vercel of Flutter
Winter 2024San Francisco, CAInactive
77
Chatter
ChatterDead simple LLM testing and iteration
Summer 2023Philadelphia, PAAcquired
79
Chiron
ChironGrammarly for Math ✏️
Spring 2025London, United KingdomActive
80
Chonkie
ChonkieDeep research on autopilot
Spring 2025San Francisco, CAActive
81
Clad Labs
Clad Labsthe brainrot ide
Fall 2025San Francisco, CAActive
82
Clidey
ClideyTurn scattered data into one platform for decision-making
Spring 2025San Francisco, CAActive
83
Cloudchipr
CloudchiprThe #1 Actionable FinOps Platform
Winter 2023Berlin, Berlin, GermanyActive
84
Cloudglue
CloudglueThe video context layer for AI.
Summer 2024San Francisco, CAActive
88
co.dev
co.devTurn your ideas into full-stack apps
Winter 2023Active
90
Codag
CodagThe AI gateway for cheaper, faster, permissioned agents.
Summer 2026San Francisco, CAActive
91
Codeball
CodeballAI-Powered Code Review
Winter 2021Stockholm, Stockholm County, SwedenInactive
92
CodeCrafters
CodeCraftersProgramming courses for experienced engineers
Summer 2022San Francisco, CAActive
93
CodeParrot AI
CodeParrot AIHelps Developers build stunning UI Lightning Fast ⚡️
Winter 2023Bengaluru, KA, IndiaInactive
94
CodeStory
CodeStoryAide is an AI-native, privacy-first IDE built on top of VSCode
Summer 2023London, England, United KingdomInactive
96
CodeViz
CodeVizOne living model of your software architecture
Summer 2024San Francisco, CAActive
97
Compyle
CompyleThe coding agent that actually collaborates with you
Fall 2025San Francisco, CAActive
98
Conductor
ConductorRun a team of coding agents on your Mac
Summer 2024San Francisco, CAActive
99
Confident AI
Confident AIThe LLM Eval and Observability Platform for AI Quality
Winter 2025San Francisco, CAActive
100
Conifer
ConiferLeast cost routing system to reduce 70%+ token spend
Summer 2026San Francisco, CAActive

As outras 461 empresas

Todas as empresas restantes nesta lista, de A a Z. Cada link abre a página pública da empresa.

ContinueContrastConvoyCORECorelayerCorgeaCorsairCortexCosineCosmicCourierCovalcubicCurvenoteCyberdeskDaggerDAGWorks Inc.DailyDailybotdari.devDashblockDatasaurDataSuiteDatreeDecentDecipher AIDedalus LabsDeep InteractionsDeepnoteDeepSourceDeferDepotDesignbaseDittoDocketDopplerDouble - Coding CopilotDoublezeroDownlinkDraftbitDragoneyeDrDroidDreamCraft Entertainment, Inc.DropbaseDucklyEchoes HQElectroNeekElementaryEligibleEllipsisEmbedderEmber RoboticsEmerge ToolsEndstackEnginesEnveloopEscapeEscher RealityEstimote, Inc.EvidenceEvidently AIExaexpand.aiExpanseExpoExtendFastgenFastshotFeaturePeekFernFifthTryFigFileforgeFileStackFintocFirecrawlFlowFlowDeployFlowgladFlowiseAIFont AwesomeFormanceFreebuffFreestyleFreshpaintFrizGaitGalaxyGitCafegitdotGitStartGlideGlideGlueGodHandsGolfGraiGraphify LabsGreptileGrowthBookHackerRankHaikuhardware intelligenceHatchetHaystackHeliconeHelixDBherdrHeroic LabsHeroUIHessianhighlight.iohiloopHilstartHirohoop.devHopliteHosshotglueHubble NetworkHuman BehaviorHumanLayerHunter2HydraHyperbeamHyperbrowserHyperDXHyperpadHyperProbeHyrexIcePanelideate.xyzilumadataImgixIncidentFoxInconvoIndexicalInfieldInfiniteInfisicalinfra.newInfracostInkboxInkeepInnateInsForgeInspectorInstantIntegrated ReasoningInteguruInterfazeInterfereInthIntunedInvariaJcodeJet AdminJovianKableKarate LabsKashikoiKeetKERNELKeystrokeKilvinKitemakerKivoLaminLaminarLangfuseLarkLeapingLemmaLight Table/EveLightdashLightskiLightsprintLingo.devLiteLLMLogarithm LabsLotasLucidic AILuciq (formerly Instabug)LuminalLunaSecLunaticLynxmachine0MagicBellMagicflow 𐂂MagiCodeMagnitudeMaitaiManaflowManufact (formerly mcp-use)MarftMaritimeMarkupwandMassdriverMastraMedplumMem0MemberstackMemfaultMemoirMentlioMergentMetamanagementMetaplaneMeticulousMetoroMezmoMindeeMindsDBMintlifyMiruMitomlopMobileBoostMobotModelenceMomenticMonosimoonrepoMorphMorphikMossMoving Partsmutable.aiMuxMysticNangoNanoNetsnCompass TechnologiesNeosyncNestyboxNewCraftNextopNolocoNotteNozomioNuancedNudgePadNullstoneOktetoOllamaOmnaraOmnirefOmnistrateOneSignalOnlookOpenbaseOpenFoundryOpenIntOpenlayerOpenReplayOpslaneOpticOuterbasePachydermParadeDBParagonParaQueryPareaParsePashiPayloadPaziPeerDBPercivalPierrePinnaclePipekitPloomberPluralithPokoPolishedPopSQLPorterPostHogPreflightPreloopprimitivePrizedProliferatePromptlessPropelAuthPropexoProxinoPullRequestPyroscopeQuantstructQuery VaryQuestDBQuicknodeRainforestRandom LabsRaycastReadMeRecipeUIRedspreadrefineReflectReflexReJotReleaseRelvy AIrenderletReplicasReplicateReplitReploReployRequestlyRescueTimeRespanRetoolRevenueCatRevylRiftenRindlerRoboflowRootlyRosebud AIRovrRowndRulebricksRunLocal AIRuntimeRutterRyvns2.devSafepaySage AISaldorSalusSatsumaSazabiScratch DataSeamSecondSegments.aiSendoShuttleSieveSignadotSigNozSilimateSilogySimanticSimpleHashSkyhookSlapdashSlauth.ioSnapMagicSnapTradeSourcebotSpecificSpeechlySpeedscaleSpekoSpurSquire.aiSRE.aiSSTStably AIStackMachineStackupStagestagewiseStarSlingStitch TechnologiesStoria AIStreamdalStructStructured LabsSublingualsudocodeSunpiaSupabaseSuperAPISuperlogSupernovaSuperpowered AISuperTokensSuperwallSurgeSvixSweepSwiftypeT3 ChatTailorTaloflowTaroTeleportTempoTensorPoolTermiiTerminalTermiusTerracotta AITesseralTesterArmytestRigorThe Context CompanyTheneoThunder ComputeThunkableTinfoilTintTiptapToolifyTraceloopTrainLoopTrainyTrieveTrigger.devTriplitTruffle AITumultTuskUiflowUltralightUnflowUnlayerUnsloth AIUpsolve AIVango AIVariantVeltVespperVibeVibeFlowVibrant LabsVimmerseVislyVizzlyVocodeVoidVokerWaddle LabsWarpBuildWarrantWasmerWaspwebapp.ioWebinyweweb.ioWild MooseWindmillWit.aiWordwareWorkers IOx1XkitZaz OSZenbuZep AIZeplinzeroheightZeroPath

Se candidatando ao YC? Estude essas inscrições primeiro.

YC Insights contém a inscrição reconstruída de cada empresa nesta página, filtrável por lote, setor e país, ao lado de mais de 60.000 investidores que financiam startups como a sua.

Abrir YC Insights

Sobre esta lista

Esta lista faz parte do Round Funded, um banco de dados de investidores e plataforma de outreach para founders. Ela cobre mais de 60.000 VCs, anjos, family offices e aceleradoras ativas com contatos verificados, permite enviar pitches do seu próprio Gmail e inclui uma Data Room gratuita para sua captação. Como estes dados são construídos.

Perguntas Frequentes

Quantas empresas do Y Combinator estão em marcado Developer Tools?

Este diretório lista 561 empresas do YC em marcado Developer Tools, de um total de 6.207 em todos os lotes desde 2005. A contagem é atualizada quando o diretório é recarregado, e cada uma delas está nesta página com um link para seu perfil público.

As inscrições do YC nestas páginas são reais?

Não. O YC mantém as inscrições submetidas em privado. Cada inscrição vinculada desta lista é uma reconstrução: as perguntas reais do formulário do YC, respondidas com base nos dados públicos da empresa. A seção da Empresa é gratuita em cada página; o restante abre no YC Insights.

Quais empresas nesta página são as mais conhecidas?

Algolia, Amplitude and GitLab lideram a tabela acima. O YC marca 4 das 561 empresas aqui como empresas de destaque, sua própria lista de ex-alunos com maior valor e maior receita.

Como uso esta lista ao me candidatar ao YC?

Escolha cinco empresas nesta página cujo produto seja mais próximo do seu, leia suas inscrições reconstruídas lado a lado no YC Insights e observe como cada uma responde à mesma pergunta. Em seguida, escreva suas próprias respostas para esse padrão.

De onde vêm esses dados?

Do diretório público de empresas do YC, atualizado por lote, com o status, setor e localização de cada empresa conforme relatado pelo YC. Round Funded adiciona a inscrição reconstruída e os perfis dos founders; nada privado é publicado.

O que é Round Funded?

Round Funded é um banco de dados e plataforma de outreach para investidores para founders de startups. Ele lista mais de 60.000 investidores ativos com contatos verificados, filtrados por atividade de investimento recente, e permite que founders enviem pitches personalizados do seu próprio Gmail, acompanhem respostas e compartilhem uma Data Room gratuita. Round+ começa em $99 por mês com um teste de 3 dias.