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Free tier unknownAssistant
Rezon8AI helps service businesses manage online reputation by guiding happy customers to public reviews and routing unhappy feedback through a smart chatbot for resolution. It also offers sentiment analysis and action-plan tooling so owners can learn from reviews and improve operations.
Free planVideo
Reztune is an AI resume builder that rewrites your existing resume to match a pasted job description, showing match scores and ATS-oriented changes before export. Job seekers upload a base resume once, then generate tailored versions and track applications in one workspace.
Free planAssistant
Rezzy is a resume and cover-letter builder aimed at software engineers, using multi-agent AI trained on recruiter feedback to tailor documents per role. It outputs ATS-friendly LaTeX, scores resume quality, and exposes an API for automations alongside interactive editing.
Free to startAssistant
RFxAI is a GCC-focused procurement intelligence platform connecting tender discovery, AI-assisted bid writing, evaluation, and analytics for buyers and sellers. Public marketing highlights thousands of live regional opportunities plus modules such as RFxFinder, RFxBid, RFxGen, and RFxBrain.
Free planWriting
rgx.tools is a free AI regex generator that converts plain-language descriptions into regular expressions using OpenAI GPT-3.5 Turbo. The interface includes sample prompts and code examples to help developers test patterns quickly.
Free planAssistant
Rhesis AI is an open-source collaboration layer for teams building AI agents, giving domain experts and engineers a shared workspace for tests, reviews, traces, and evaluations. Teams can self-host without metering or start on Rhesis Cloud with a free allowance before upgrading for volume and access controls.
Free planResearch
Rhizome AI is a regulatory intelligence assistant for life sciences teams, answering questions with citations drawn from FDA, EMA, and more than fifteen health authorities. It indexes tens of millions of authority pages to deliver traceable, hallucination-aware responses for regulatory, clinical, and quality workflows.
Free planCode
RhodeCode is an enterprise source-code management and review stack with fine-grained permissions, full-text search, LDAP and SAML authentication, and integrations with CI and issue trackers. Community Edition is free on-premises while Enterprise and Cloud add SLA support and managed hosting.
Free planWriting
Ribbo AI turns your documentation, website, and Q&A content into a customer-support chatbot trained on your data. You pick a model such as GPT-4o or Claude, customize the widget, and deploy the same agent on your site, WhatsApp, or Slack with human handoff.
Free to startResearch
Ribbon (Ribbon AI) provides an AI recruiter that runs interviews over email and SMS, targeting high-volume hiring in industries such as retail, logistics, and staffing. Teams use Ribbon to automate screening, integrate with ATS platforms, and scale structured interviews without adding recruiter headcount.
No free planAssistant
Richoo markets an Agent Execution OS that governs multi-agent software delivery with traceable requirements, verified evidence, and production-ready outputs. The console shows long-running tasks decomposed into feature units, code changes, tests, and verification steps rather than one-shot codegen.
Free planAssistant
It integrates with Shopify stacks and legacy desks such as Zendesk while adding social moderation and translation features.
Free to startWriting
Richys helps people with cross-border tax, legal, residence, and business questions by structuring cases with AI and optional verified EU expert conclusions. Users start an instant case analysis without registration, then refine details in chat before requesting a written expert opinion.
Free planIDE
Rider is JetBrains’ cross-platform IDE for .NET, ASP.NET, MAUI, game engines such as Unity and Godot, and cloud workloads on Windows, macOS, and Linux. It combines refactoring, debugging, and AI assistance for full-stack .NET and game development.
No free planAssistant
Ridley is a flat-fee home-selling platform that combines AI guidance with licensed agent support so sellers list on the MLS and major portals without paying traditional percentage commissions. Plans such as Essentials, Pro, and Pro Pay Later replace typical 3% listing fees with transparent flat pricing.
Free planResearch
Ridvay is an AI design generator for posters, social posts, stories, slides, and thumbnails with editable outputs. The Studio editor is free without watermarks while paid plans raise AI design, image, and video generation allowances.
Free tier unknownAssistant
Rierino is an enterprise low-code platform for AI agents, microservices, and composable commerce, positioning itself as an alternative to legacy high-code suites. It includes an AI agent builder, decision automation, embedded generative AI (RAI), and modules for PIM, CMS, BPM, and omnichannel commerce.
Free tier unknownVoice
RIFFIT Reader converts reading material into songs so users can listen instead of reading traditional text. It sits within the broader RIFFIT suite alongside SongR and a Song API for creative and accessibility-focused audio experiences.
Free tier unknownAssistant
Riften connects enterprise AI routing with evaluations and autonomous post-training built from verified production outcomes. Teams route requests across frontier and open models, measure which outputs succeed, and assemble training data for company-specific models.
Free planWriting
RightBlogger automates SEO blogging by finding keywords, drafting articles, publishing to connected CMS sites, and sharing posts to social channels. Site Agent audits, unlimited AI words on paid tiers, and multi-site support target solo creators through agencies.
Free planAssistant
RightFeature is a customer feedback board that helps product teams collect requests, prioritize what to build, and connect insights to a roadmap. The site markets boards for scattered Slack and email feedback, AI-assisted prioritization, and guest posting so teams can ship features users actually want.
Free planImages
RightHair is a free online AI hairstyle try-on tool with 200-plus styles and colors, plus related image tools such as hair color change, bald filters, and background removal. Users upload a photo for realistic previews, with optional paid credits or subscriptions for higher-volume use and watermark-free downloads.
Free tier unknownAssistant
RightJoin is a voice-first career studio that interviews you, surfaces your strongest proof stories, and packages them into a shareable career showcase. It targets job seekers who want reusable interview practice and proof assets for recruiters, referrals, and applications.
Free planAssistant
RightMatch is an AI recruiting platform that screens resumes, runs async AI video interviews, and ranks candidates against hiring rubrics. It integrates with 27+ ATS systems, ships an MCP server for ChatGPT and Claude, and includes fraud detection for interview and identity signals.
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