15,347 tools
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RustDesk is an open-source remote desktop and support client with optional self-hosted Pro server plans. It targets cross-platform remote access as an alternative to commercial remote tools, with pricing focused on self-hosted infrastructure rather than a hosted SaaS subscription.
No free planEducation
Rustfinity is an interactive Rust learning platform with daily challenges, a cloud playground, tracks, and lessons compiled by rustc in the cloud. Learners practice by fixing failing tests in bite-size exercises without local setup.
Free planCode
Rustrak is a self-hosted error and performance monitoring server compatible with Sentry SDKs, letting teams point existing client libraries at infrastructure they control. The site documents a single-binary deployment that ingests issues, sessions, traces, and logs through one DSN.
Free planIDE
RustRover is JetBrains’ dedicated Rust IDE with debugging, on-the-fly analysis, test running, and toolchain management out of the box. It targets teams who want IntelliJ-style productivity for Rust codebases on major desktop platforms.
Free planImages
Ruttl is a visual design and website feedback tool for reviewing live sites, web apps, PDFs, and images. Teams leave pixel-pinned comments, track bugs, and connect workflows to tools like Trello, Slack, Asana, and Jira from Basic through Business tiers.
Free to startAssistant
RWKV-Runner is a desktop management and startup tool for RWKV language models, listed on the official RWKV site as a GUI with API support. The RWKV project describes attention-free RNN models with transformer-like performance and links to runners, apps, and open weights.
Free tier unknownAssistant
Ryan is a mobile app that generates personalized fairy tales for children based on profiles, chosen lessons, characters, and prompts. Stories can continue interactively, gain AI narration, and browse a shared library of community tales.
Free trialAssistant
Rybbit is a privacy-friendly, cookieless web analytics platform positioned as a Google Analytics alternative with funnels, journeys, session replays on higher tiers, and self-hosting options. Pricing scales by monthly pageviews with Standard and Pro plans shown on the public pricing page.
Free planVideo
Rygel is a GNOME home media server implementing UPnP and DLNA MediaServer features so users can stream audio, video, and photos to TVs, consoles, and speakers. Plugins extend format conversion and device compatibility while shared libraries help build custom media engines.
Free planImages
Ryne AI bundles student-focused tools including an AI humanizer, chat, essay composer, AI detector reports, lecture notes, citations, and auto-typing helpers. Subscriptions use gem-themed tiers with coin allowances for humanization and detector checks.
No free planAssistant
Ryse is a fintech platform for property managers to offer rent advances to landlords while earning commission on funded amounts. Property managers pay no subscription fees; owners pay a flat 10% fee deducted up front from each advance rather than interest-bearing loans.
Free planDeveloper tools
Rystic provides local, stateful simulators of third-party APIs such as Stripe, Slack, GitHub, and Kalshi for agent training and testing. Each simulator preserves call history, supports seeded scenarios, and offers Pro features like fault injection and mutable state for offline CI and RL workflows.
Free planWriting
Rytar is an SEO and content analytics platform for SaaS teams, bloggers, and agencies combining keyword research, AI writing, heatmaps, and session recordings. Credit-based actions power research and audits while analytics dashboards and heatmaps do not consume credits.
Free planVoice
Rythmex transcribes audio and video files online into text with support for many formats and an AI text assistant on paid tiers. Free users get limited functionality while Premium adds monthly included hours and team sharing.
Free planWriting
Rytr is an AI writing assistant that generates short-form marketing and business copy from templates and use cases. It supports tone matching, plagiarism checks on paid tiers, browser extension access, and an API for integrating generation into other apps.
Free trialVoice
S10.AI is a HIPAA-compliant ambient medical scribe that listens during visits and drafts specialty-specific EHR notes with ICD-10 and CPT coding suggestions. Plans target solo clinicians, group practices, and health systems with optional AI receptionist add-ons.
Free to startDeveloper tools
S2 is a serverless durable streaming API that treats logs like cloud storage, targeting event streaming, AI agents, and realtime apps. Developers create unlimited streams with append and read operations, transparent per-gibibyte storage pricing, and welcome credits for new accounts.
Free planImages
S2ML Generators is a GitHub collection of notebooks that apply machine learning methods to generate or modify multimedia, including the S2ML Image Generator workflows for CLIP-guided diffusion, VQGAN+CLIP, and ESRGAN upscaling. The repository changelog documents iterative notebook releases aimed at Colab-friendly creative ML pipelines.
Free tier unknownImages
S2V is an online AI video generator advertising Sora-class models with native audio, dialogue, and sound effects. Credit-based subscriptions fund renders across Veo, Seedance, Kling, Wan, and Grok video models plus companion image models.
Free planAssistant
Saaga Solve is an AI marketing automation platform covering SEO workflows, social execution, and GEO visibility tracking with transparent seat pricing plus included LLM credits. Teams pick Free, Starter, or Pro seats then pay for additional model usage across hundreds of models.
No free planAssistant
SaaSThink helps founders validate SaaS ideas with AI-generated market reports pulling keyword trends, competitor ratings, and community signals. The homepage advertises freemium access plus paid deep-analysis credit bundles priced in euros.
Free to startAssistant
ProductGapHunt validates SaaS startup ideas with AI market research, competitor scans, and demand language. Validation reports include naming and positioning suggestions alongside audience and risk sections, and credit packs list a free business name generator among Pro-tier perks.
Free planAssistant
SaaS Prompts is a free library of 500+ curated ChatGPT prompt ideas tailored to SaaS growth tasks such as marketing, product, and operations. The site emphasizes open access without paywalls so founders can browse and copy prompts for their own products.
Free planImages
Saas AI aggregates dozens of third-party AI utilities—ChatGPT-style chat, Stable Diffusion image tools, Google Workspace add-ons, and Chrome extensions—behind separate subscription SKUs. Pricing tables sell workspace add-ons and bundled accounts starting at a few dollars per month each.
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