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Free tier unknownCode
Codiga provides customizable static code analysis and automated code review inside IDEs and Git platforms. It supports custom rules, security rulesets, autofixes, and shared code snippets across the SDLC.
Free to startCode
It also offers Skills Intelligence to map engineering capabilities across an organization for hiring and workforce planning.
Free planCode
Coding Guru is a lightweight web tutor where users pick Python topics such as basics, range functions, or loops, then chat with an AI coding teacher while optionally sharing code from an on-page editor. It is aimed at guided problem solving rather than autonomous project generation.
Free tier unknownEducation
Coding Mystery presents programming puzzles and challenges framed like an escape room experience. The site markets practice for problem-solving and learning programming through interactive mystery-style scenarios rather than traditional course videos.
No free planCode
Codoki AI is a boutique software studio offering AI-accelerated custom development, automation, and AI SEO services for SMEs. Clients work directly with the co-founders from Dubai and London on tailored internal tools and workflows.
Free planDevOps
CodSpeed provides continuous performance testing integrated with CI so teams catch regressions before production. It instruments benchmarks in pull requests, supports multiple runners and databases, and offers cloud dashboards plus enterprise controls for larger organizations.
Free planWriting
Cody is a business AI platform with specialized agents such as Cody Assist for knowledge-backed answers, Cody Convert for proactive website conversations, and additional Clear and Live offerings for regulated or experiential use cases.
Free tier unknownCode
Cody is Sourcegraph’s AI coding assistant for chat, autocomplete, prompts, and debugging with deep codebase context from Sourcegraph search. It ships as IDE extensions for VS Code, JetBrains, and Visual Studio, a web app, CLI, and enterprise deployment on Sourcegraph Enterprise.
Free to startAssistant
Codyco is an AI phone reservation team for European hotel groups. It answers missed calls 24/7, resolves guest requests, takes payments, and writes confirmed bookings directly into the property management system.
Free planAssistant
Coefficient GPT Copilot extends Google Sheets with AI and live data connections. Teams sync CRM, finance, and warehouse sources, build reports with natural language, and use GPT-style functions directly in spreadsheets.
Free planResearch
Cogent is an AI study platform that turns notes and files into flashcards, file chat, and simulated exams. It targets students who want faster review loops with AI-generated practice material.
No free planWriting
Cogmi maps daily cognitive performance by combining wearable data with science-backed cognitive games to produce a live brain map. It promises fatigue alerts, focus-window scheduling, and AI-matched task suggestions based on how sharp you are throughout the day.
Free to startResearch
Cognitiev PRO is an enterprise agentic AI platform from Kritrima AI Technologies that builds voice agents from a website, finds and verifies prospects, runs outreach calls and emails, and syncs outcomes into Cognitiev CRM with live monitoring and omnichannel inboxes.
Free planAssistant
CoGrader is an AI grader for teachers and schools that scores essays and open-ended work with rubric-based feedback, originality checks, and LMS integrations. It supports AP, state, and international standards plus free teacher utilities and Canvas or Schoology extensions.
Free trialMeetings
Cogram is an AI platform for architects and engineers covering meeting minutes, field reports, RFIs and submittals, email management, and a project agent integrated with AEC tools like Procore and Deltek.
Free to startCode
CoGuide Coach delivers private AI feedback on recorded classroom lessons for teachers while giving school leaders aggregated trend views without exposing individual coaching notes.
Free trialEnterprise AI
Cohere sells enterprise language, retrieval, and agent products including North, Compass, and dedicated Model Vault deployments. Pricing is custom or usage based rather than a consumer subscription.
Free trialImages
Cohesive is a team workspace where people and AI agents share a canvas for files, notes, and connected apps like Slack, Zoom, and CRM systems. Agents can read selected canvas content, edit in place, publish live pages, and run workflows using customer-supplied Claude or ChatGPT subscriptions.
Free planCode
Cohesivity provides on-the-fly backend infrastructure that AI agents can provision and use without manual cloud signups, covering databases, hosting, AI, and storage from one surface. Agents can start building immediately and teams claim projects once they work, with Free and Pro tiers on the pricing page.
Free trialAssistant
Cohezion is a community data platform for game studios that centralizes Discord bug reports, player feedback, and community analytics with AI-assisted workflows and project-management integrations.
Free tier unknownWriting
coil inc. builds interactive storytelling experiences where player choices shape magical narratives. The public site showcases the brand and invites users into choice-driven tales rather than a traditional SaaS dashboard.
Free planResearch
Cokeep is a read-it-later and learning workspace for saving links, highlighting content, and organizing knowledge from articles and YouTube videos with spaced learning features.
Free planAssistant
Colanode is an open-source, local-first collaboration workspace alternative to Slack and Notion. It bundles chat, notes, files, wiki, and project tooling with CRDT-backed sync, optional Colanode Cloud hosting, and unlimited users on published cloud plans.
Free tier unknownImages
Coldreach provides an AI SDR that monitors ideal customer profiles, researches buying signals across data sources, builds targeted lists, and automates personalized email and LinkedIn outreach.
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