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Free tier unknownAssistant
Cinnamon AI (Cinnamon Inc.) builds enterprise document intelligence that combines industry-leading IDP with LLM-based RAG. Its Flax Scanner extracts structured data from complex documents without template setup, while Super RAG grounds generative answers in internal files, charts, and tables for corporate knowledge search and generative AI-OCR workflows.
Free trialAssistant
CircleChat is open-source team chat where AI agents are teammates in the same workspace. You state a goal, a planner agent breaks it into tasks with acceptance criteria, work routes to skill-matched agents, an independent judge verifies artifacts before completion, and risky actions pause for human approval with a full audit trail.
Free tier unknownHealthcare
Circle Medical is a telehealth primary care clinic offering same-day video visits with board-certified doctors, in-app care management, and in-network coverage with major insurance plans.
Free planMeeting notes
Circleback records meetings across Zoom, Google Meet, Microsoft Teams, Slack huddles, and in-person conversations, then produces notes, action items, automations, and search. It targets teams that want reliable meeting memory without manual note-taking.
Free to startAssistant
Circleboom Publish is a multi-platform social media scheduler for brands, creators, agencies, and businesses. It connects major networks in one dashboard, supports AI-assisted post writing, scheduling and automation, RSS and content discovery, Canva and carousel tooling, cross-posting for reels and stories, team management, and post analytics with UTM tracking.
Free planCode
CircleCI is a continuous integration and delivery platform for automating build, test, and deploy pipelines across Docker, Linux, macOS, Arm, and self-hosted runners. It targets AI-era software teams with credit-based compute, orb integrations, and autonomous validation workflows tied to Git hosts.
Free trialAssistant
Circler.io is purchase-reconciliation software for high-volume ticket resellers and brokers. It imports CSVs and bank activity, processes forwarded purchase emails, and uses an AI matching agent to tie transactions, inventory, and confirmations together so teams spend less time in spreadsheets hunting missing inventory.
Free trialAI team briefings
CircleUp delivers asynchronous video briefings to a location-based team. Its AI answers questions from the briefing and shared files with citations, while unresolved questions escalate to the owner and the reviewed response becomes part of the knowledge base.
Free planEngineering
CircuitLab is a browser-based schematic editor and circuit simulator for analog and digital designs. Students, hobbyists, and engineers capture schematics, run simulations, and share designs without installing desktop tools.
Free tier unknownAssistant
Ciro is an AI go-to-market engine that finds target accounts from plain-English searches, enriches and qualifies contacts, runs a contact-data waterfall, and drafts signal-based outbound pushed into existing sales tools. The company notes it has been acquired by Reevo while continuing to market pipeline automation for revenue teams.
Free tier unknownAssistant
Ciroos is an AI SRE platform for complex enterprise stacks. It ingests cross-domain telemetry, uses Ciroos Signal Intelligence to cut alert noise, performs context-aware root-cause analysis across apps, infrastructure, cloud, and third parties, and works alongside existing observability tools without replacing the stack.
Free tier unknownAssistant
Cirrascale Cloud Services provides a private AI cloud for training and inference on leading accelerators, including AMD Instinct, NVIDIA, Qualcomm, and Tenstorrent offerings. It emphasizes no-surprises billing, multi-GPU servers, high-bandwidth networking, managed services, and private Gemini endpoints for enterprises that need data behind their firewall.
Free planDevOps
Cirun provides managed self-hosted GitHub Actions runners on your own cloud accounts, supporting AWS, GCP, Azure, OCI, DigitalOcean, OpenStack, and on-prem targets. The site highlights GPU, ARM64, and macOS runners so teams can run CI workloads closer to their infrastructure at lower cost than default hosted runners.
Free to startAI academic references
CitationLab checks academic in-text citations against reference lists and uses AI as a review aid for questionable matches or incomplete entries. It extracts supported thesis documents, groups matched and missing references and looks up scholarly sources before a reviewer approves cleanup and a formatted export.
AI agent infrastructure
CiteKit prepares a website information pack for AI agents from a supplied origin. It offers a free check and file preview, followed by a one-time ZIP containing llms.txt, JSON-LD schema, a FAQ and README that the website owner hosts and verifies.
Free to startMarketing
Citelane samples AI-service answers to buyer questions and turns a documented visibility gap into a reviewable website update. It shows source answers, proposes a word-level copy diff and checks a published URL for the approved sentences. Missing samples remain marked missing instead of being counted as non-mentions.
Free trialAssistant
Citely is an academic citation verification and source-finding platform covering 160M+ papers. It checks AI-generated or pasted references against CrossRef, PubMed, arXiv, and similar databases, flags fake or mismatched citations, and helps researchers locate real sources with exportable metadata for APA, MLA, and Chicago styles.
Free planAssistant
CiteMe is a free citation generator and reference checker that searches OpenAlex, CrossRef, PubMed, and other scholarly indexes across sixty-plus curated styles. Pro upgrades add batch PDF import, unlimited reference checking, ten-thousand-plus CSL styles, and bibliography exports without ads.
Free planResearch
CiteTrue verifies academic citations and finds authentic sources for students, editors, and researchers. It checks reference lists and drafts against bibliographic databases, flags fabricated or mismatched entries, and adds tools such as Citation Finder, Paper Draft, and AI Humanizer for literature workflows.
Free planDevOps
Citrus is an open-source integration testing framework aimed at messaging applications and microservices.
Free to startAssistant
CityFALCON delivers personalized financial and business due diligence with NLP-driven news, filings, and research feeds for retail investors and enterprise teams. Consumer plans curate market content and analytics, while enterprise offerings include financial news APIs, entity extraction, integrations, and an MCP endpoint for embedding market intelligence in products.
Free to startImages
Civils.ai provides construction-focused AI for quantity takeoffs and document checks.
Free to startImages
Civitai is an open community platform for discovering, sharing, and running AI image and video models such as checkpoints, LoRAs, and embeddings. Creators publish models and artwork, browse hubs and articles, and can subscribe to Green memberships that grant monthly Buzz credits, faster generation queues, and creator monetization tools.
Free planAssistant
CKAN is the leading open-source data management system for publishing datasets, powering public open-data portals and internal enterprise catalogs. Governments and companies use it to share, discover, and API-enable structured data at scale.
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