All Projects
Browse and discover every tech product and startup launched on Stellar Launch.
Browse and discover every tech product and startup launched on Stellar Launch.

LumiSource is an AI-powered college admissions platform that helps students evaluate, improve, and confidently submit stronger applications. Its flagship college essay grader and college essay review tools score personal statements, identify specific weaknesses, explain how an admissions reader may interpret the writing, and guide students through focused revisions. Unlike generic writing assistants, LumiSource is built specifically for the college application process. Students receive detailed feedback on structure, clarity, authenticity, storytelling, reflection, and overall submission readiness, along with actionable suggestions for improving each draft. LumiSource also supports broader admissions planning through application evaluation and school-specific guidance. Beyond college admissions, LumiSource offers AP practice and SAT preparation tools designed to help students study more effectively, identify knowledge gaps, and improve performance. Used by hundreds of thousands of students, LumiSource brings essay feedback, admissions guidance, AP resources, and SAT prep into one student-focused platform.

Social by InstantDM is a modern social media scheduling and analytics platform designed for creators, agencies, and businesses. It enables users to manage content across major social platforms from a single workspace. Features include post scheduling, content calendars, analytics dashboards, AI-assisted content creation, team collaboration, and API integrations. The platform supports Instagram, Facebook, LinkedIn, TikTok, X, Pinterest, Threads, and YouTube, making it a comprehensive solution for social media management. With unlimited scheduling options and agency-friendly workflows, Social by InstantDM simplifies content operations and performance tracking for growing brands.

goahead helps you validate creative work by gathering audience feedback before you go public. Test offline ads, designs, or product concepts to discover what resonates most with your target audience.

AI Image Editor is a browser-based visual workspace for prompt-driven image generation and practical editing. It helps creators refine images, handle backgrounds, upscale drafts, produce variants, and prepare optimized assets for landing pages, social content, product graphics, and other publishing workflows.

LyricTime is a browser-based tool that automatically syncs lyrics to audio using AI, enabling users to create timed lyric files (LRC, SRT, VTT) and finished lyric videos without watermarks (for paid users).Upload MP3, WAV, or M4A files and either provide lyrics or let AI transcribe them.AI achieves ~90% accuracy in syncing lyrics to audio, with manual editing tools for fine-tuning at line, word, or block level.Export synced lyrics as LRC (for music players), SRT (for video editors), or VTT (for web captions).Built-in Lyric Video Studio lets users create shareable MP4 videos with customizable backgrounds, reactive visualizers, branding, and layout options — all in-browser.Supports karaoke-style word-by-word highlighting, timeline editing, focus mode, auto-scroll, and multi-select editing.Ideal for musicians, content creators, karaoke makers, and video editors needing synchronized lyrics for YouTube, TikTok, CapCut, Premiere, DaVinci, or Spotify.Privacy-first: audio files are processed and deleted immediately; not used for training.Pricing is based on consumed audio minutes — one-time packs start at $3 (never expire), monthly plans available.Free tier includes public demo, manual tools, and watermarked video exports.
SocialNest replaces the stack of tools creators pay for separately. Post on TikTok and it automatically appears on Instagram, YouTube, Facebook, and Threads with no watermark. Build a link-in-bio page that actually looks like you with background music, scrolling marquees, photo carousels, and a digital storefront. Generate a media kit that auto-updates with real follower counts and engagement stats from every connected platform. Track brand deal conversations in a built-in CRM. Manage bookings and sell digital products with 0% transaction fees on paid plans. Free Starter plan available forever with no credit card required. Paid plans start at $19/month. Built by a creator with 2M+ followers who was tired of juggling Linktree, Repurpose.io, ManyChat, Stan Store, and Setmore separately.

CubexSoft Mac OLM Converter is a powerful solution to convert and migrate Mac Outlook OLM files into PST, PDF, MBOX, EML, MSG, and other formats, as well as export OLM data directly to Gmail, Office 365, IMAP, and other platforms. It supports emails, contacts, calendars, tasks, attachments, and folder structure while preserving important mailbox properties. The software offers selective and batch conversion, supports large, corrupted, or damaged OLM files, and allows users to save converted data locally or migrate it to cloud-based services. With its simple interface and flexible conversion options, OLM Converter for Mac makes OLM migration easy for individuals, businesses, and IT professionals. A free demo version is also available to preview the conversion results before purchasing the full version.

Macy is a personal AI assistant that lives directly in your iMessage thread, eliminating the need for a separate app. By connecting to Gmail, Calendar, Drive, Slack, WhatsApp and over 500 other apps, Macy monitors your digital life around the clock and texts you first when something matters—such as a price alert, a flight change, or an important email.Proactive alerts: Macy watches your inbox, calendar, flights and prices, and sends a timely text before you even think to check.Unified inbox: Group chats from WhatsApp or other platforms are summarized into a single actionable text, letting you reply without wading through noise.Document vault: Save notes, files and important documents to your private drive; Macy fetches them instantly when you ask.Trading with confirmation: Through Robinhood's agent API, Macy researches and proposes trades; nothing executes until you reply “yes”.Background jobs & approval gate: Continuous monitoring runs 24/7, and every sensitive action waits for your explicit confirmation, with a full audit trail.Language learning & media generation: Practice Spanish via daily quizzes, audio clips, and voice‑note correction; ask for stickers, images or videos and Macy creates them in‑chat.Standing orders: Set a rule once and Macy watches for the trigger, then proposes the whole workflow with a single confirmation.Targeted at busy professionals and anyone who wants a chief‑of‑staff experience without installing another app, Macy consolidates alerts, tasks and communications into one familiar iMessage conversation, giving you back time and mental clarity.
Scrape profiles, posts, videos, comments, ad libraries, and metrics from Instagram, Facebook, YouTube, TikTok, X, Reddit, and more with one API.

Mado is an iOS app designed to help you reclaim your attention from endless scrolling. Instead of harsh blockers or shaming trackers, it inserts a calm 15‑minute pause window between you and the apps you choose to guard. When you open a guarded app, Mado presents two honest choices: close the window or spend one of your daily 15‑minute sessions. Each rhythm setting (Shizuku, Nagare, Izumi) determines how many sessions you receive per day, letting you start gentle and tighten the habit over time. Beyond the pause, Mado offers Deep Focus sessions you can launch on demand (15 minutes to 4 hours) that operate outside your daily budget, and a flexible schedule (Toki) that automatically activates the pause during work hours, wind‑down periods, or custom windows. Insights show you which apps pull your attention most, and a growing garden visualizes your streaks of mindful choices. All data stays on‑device, with no ads, no account required, and a simple subscription model after a 7‑day free trial. Quiet pause window: 15‑minute sessions with a hard daily cap Three rhythms (Shizuku, Nagare, Izumi) for flexible daily budgets Deep Focus mode for uninterrupted work sessions Scheduled pauses (Toki) – always on, work hours, wind‑down, or custom On‑device insights and a growing garden to track progress Privacy‑first: no screen‑time data leaves your device Ideal for anyone who feels their phone habits are stealing time and wants a gentle, intentional way to regain control.

Magic Eraser is an AI-powered photo editing platform for object removal, background removal, AI fill, AI enhance, AI expand, AI filters, and AI image creation. It helps creators, ecommerce sellers, and marketers produce clean product photos and professional visuals faster without studio or design skills.

GMCFix is an automated compliance service that helps e‑commerce merchants diagnose and resolve Google Merchant Center suspensions. The platform crawls the merchant’s website and product feed, maps every issue to a specific Google policy, and produces a prioritized, edit‑ready fix plan.Read‑only site crawl – no access to Merchant Center required.Policy‑aligned reports with exact URLs, screenshots and remediation steps.AI‑assisted drafting of policy texts (refund, shipping, contact) plus human expert sign‑off.Multilingual support (EN, DE, ES, IT, FR) for policies and UI.Fast turnaround – 2‑business‑day delivery of audit results and appeal package.Ideal for small to large online stores that need a reliable, guaranteed‑appeal pathway back to Google Shopping.