Save 10+ hours/week on competitor research. 27 signal sources, AI strategic briefs, daily collection.
No credit card required·Free forever for 2 competitors·Crayon costs $15K/yr — we start at $49
Built for dev-tool founders tracking competitors like Vercel, Supabase, Cloudflare, and Deno
Built to save ~10 hours/month per founder on competitor research.
At $50/hr that's $500/month of research time. SEC EDGAR, CT Logs, GitHub, npm, OSSF, 22 more — checked every morning before you wake up.
Real insight from Sigmon
Supabase reaches 100K+ stars, signals strong developer adoption
Supabase's main repository has crossed 102K stars with 12.3K forks, indicating substantial developer interest and ecosystem contribution. The 1,015 open issues suggest active maintenance but potentially stretched resources.
AI-generated from GitHub signal data
Same intel, ten minutes instead of two hours.
The old way
Without Sigmon
The Sigmon way
With Sigmon
Free APIs first. Public data only. Leading indicators that arrive BEFORE the news cycle.
SEC EDGAR Funding Filings
Form D filings hit EDGAR 3–7 days BEFORE TechCrunch or Crunchbase report a raise. Legal, deterministic, free.
Cert Transparency (subdomain leaks)
New TLS certs in CT logs reveal staging URLs weeks before product launches. Catch releases as they're being built.
YC "Who's Hiring" Threads
Every month, YC competitors post their hiring needs on HN. Their role mix tells you their 6-month strategy.
GitHub PR/Issue Velocity
Same stars, different teams — velocity reveals which competitors are shipping fast vs coasting.
Discord Community Size
Real-time member count from public Discord widgets — mindshare proxy that often leads npm adoption.
Wayback Machine History
1-year-back snapshots of pricing pages and homepages — strategy evolution traced retroactively.
OSSF Scorecard
Google-backed automated security & maintenance scoring. Reveals when a popular OSS competitor has terrible code-hygiene under the hood.
Bundle Size (bundlephobia)
Head-to-head JS bundle diff. "Their SDK 142 KB, yours 18 KB" — direct sales-call ammunition.
Show HN Launches
Every Show HN by a competitor is an explicit launch event. Captures the moment they ship in front of the most-engaged dev audience.
README Positioning Shifts
We diff the competitor's GitHub README headline every cycle. "Fastest serverless DB" → "AI-native database" = strategic pivot detected before the marketing site catches up.
GitHub Stars & Releases
Star trends, fork counts, releases with full changelog bodies, contributor activity.
npm Downloads
Weekly download trends, week-over-week deltas, quality scores, dependency graph.
Hacker News & Reddit
Mentions, top-story scores, subreddit growth, community sentiment across both platforms.
ecosyste.ms Cross-Registry Adoption
Dependents across npm, PyPI, crates & more — plus archive flags. Real adoption breadth, not one registry's vanity number.
Job Postings (Greenhouse / Lever)
Open roles categorized by department — leading indicator of strategy direction 6-9 months ahead.
Website Monitoring
Sitemap diffs, changelog updates, pricing page changes, WHOIS — the AI flags every meaningful move.
Product Hunt Launches
Launches, upvotes, hunter signals — catches go-to-market pushes the moment they go live.
CNCF Landscape
Cloud-native ecosystem membership + tier promotions — a credibility signal enterprise buyers weigh, tracked the moment it shifts.
Snyk Advisor Scores
Popularity, maintenance, security scores per npm package — direct sales ammunition against competitors with stale or insecure SDKs. Pro.
Recent CVE Advisories (OSV)
Last-90-days vulnerability count from Google's OSV.dev. "Their SDK shipped 3 critical CVEs this quarter" — enterprise procurement gold. Pro.
GitHub Discussions
Community Q&A volume + maintainer answer rate. Stars don't show whether a project is being maintained — discussions do.
Status Page Incidents
Major outages, MTTR, downtime patterns — sales-call gold against competitors that ship unreliably. Pro.
VS Code & JetBrains Marketplaces
Extension installs + plugin downloads — leading dev-adoption signal the registries miss entirely. Pro.
Cloudflare Radar Traffic Trend
Bucketed domain-rank trend — a free traffic-momentum proxy, no SimilarWeb subscription required. Pro.
AI Synthesis
Connects the dots across all signals. Tells you what it MEANS — strategic implication, not data dump.
Add a competitor. Get your first strategic brief in 60 seconds.
6 competitors · 27 sources
A major reputational story about [Competitor X] created a 60–90 day defection window for enterprise customers — GitHub velocity has stalled and npm downloads on their three new products are flat, signaling weak adoption.
Action: Identify 3–5 of their CASB customers in your TAM by Sept 20 (HN, Reddit, support forums) and send outreach by Oct 5 with a 30-day trial offer.
Stars 32.4K
Shipping Rust perf layer — execution window closing
npm/7d 15.3K
v1.30 mocking infra — betting on dev workflow lock-in
Mockup illustrating the Morning Brief format. Sign up for live data on your own competitors.
From early users
“Replaced my 5-tab Monday morning ritual. The Strategic Brief is the only competitive intel email I actually open.”
DX-tool founder
Pre-seed, YC alum
“Pricing-page change alerts caught our biggest competitor's tier change 4 days before HN noticed. Worth the $49 alone.”
Open-source maintainer
10K+ stars
“Competitor Intel sheets are good enough to drop straight into a sales call. Saved me 2 hours of prep per deal.”
Devtools founder
Seed-stage
Quotes from anonymous early-access users. Want yours here? Reply to the welcome email.
Honest answers
Free tier (4): GitHub, npm, Hacker News, README positioning shifts. Founder tier adds (16): Reddit, Greenhouse/Lever jobs (auto-detected from /careers), Product Hunt, GitHub Discussions, YC's Who's Hiring monthly thread, SEC EDGAR Form D funding filings, Cert Transparency logs (crt.sh + certspotter dual-source), GitHub PR/issue velocity, Discord public widgets, Wayback Machine history, OSSF Scorecard (Google-backed OSS quality score), npm package install size, Show HN launches, competitor website monitoring (sitemap diff, changelog, pricing page changes, WHOIS), ecosyste.ms (cross-registry dependents + archive flag), CNCF Landscape (cloud-native membership + tier promotions). Pro tier adds (7): statuspage.io incidents, Twitter/X (account metrics + mentions), Snyk Advisor scores (popularity/maintenance/security per package), recent CVE advisories from Google's OSV.dev (supply-chain risk), VS Code Marketplace (extension install velocity), JetBrains Marketplace (plugin downloads), Cloudflare Radar (bucketed domain rank trend). Every source is free or uses public APIs — no paid integrations required. Every source's live status is visible in Settings → Sources Health.
Twitter/X signals require real-time mentions search and account monitoring. We integrated getxapi.com for reliable account metrics and competitive mentions — this API layer is included in Pro. We also doubled down on 27 leading-indicator sources (SEC EDGAR, CT logs, YC hiring threads, Discord, Cert Transparency, README diffs, Twitter mentions, Snyk + OSV vulnerability data, ecosyste.ms cross-registry dependents, CNCF Landscape tier, VS Code + JetBrains marketplace installs, Cloudflare Radar domain rank) that fire BEFORE the news cycle. Every source's live status is visible in Settings → Sources Health — no pretending.
The Strategic Brief is structured (headline / why it matters for YOUR product / specific actions with dates). We inject your last 5 insights for trend continuity and your win/loss history so objection handlers are sharp. If the AI is uncertain, it says so. No hedging filler.
Yes. No annual lock-in. Cancel from Settings, no email-to-cancel nonsense. Your data exports as CSV.
Stays in Supabase Postgres, encrypted at rest. We don't train models on your insights. Your competitor data is yours — not aggregated, not sold, not shared.
Crayon charges $15,000/year. We start at $49/month. Free forever for 2 competitors.
Founder
$470/year billed yearly · save $118
Saves you ~10 hrs/month
At $50/hr that's $500 of research time for $49. SEC EDGAR, CT Logs, GitHub, npm, OSSF, Bundlephobia, YC hiring, 13 more — checked every morning before you wake up.
From $299/mo · everything in Pro, plus 50 competitors, team seats, shared workspace & priority support.
Early access
Sigmon is built by founders, for founders. We're in early access — sign up free and help shape the product.
Add 2 competitors in 30 seconds. Get your first insights today.
Start tracking free