Apify builder
Stefano Seggio Delta Engine Architecture for Regulatory & Compliance Data — 28 production feeds, pay only for what changed.
Leaderboard position
out of 10,354
New actors
#1,657
↓ -1,288
Total actors
#643
↓ -128
Monthly users
#1,059
↓ -193
Total users
#2,004
↓ -122
Monthly runs
#1,292
↓ -259
Total runs
#2,019
↑ +104
Portfolio stats
New actors
3
↓ -8
Total actors
31
↑ +3
Monthly users
37
↑ +2
Total users
68
↑ +12
Monthly runs
786
↓ -74
Total runs
1,991
↑ +829
New actors
Each bar shows one day in the last 30 days.
Portfolio concentration
23 of 31 actors cover 80%+ of monthly users.
Follow Chile's Diario Oficial (official gazette): new laws, decrees and resolutions as structured JSON with ministry/agency hierarchy and PDF links. Delta mode flags only new or corrected entries on each scheduled run. Pay per record, no infrastructure to provision.
5%
users
Get Cordoba, Argentina's official public tenders (licitaciones) as structured JSON on your schedule: organism, dates, status, budget and contact phone. Delta mode returns only new, status-changed, amended or closed tenders, so you process only what moved. Pay per record, no servers to run.
5%
users
Monitor Mendoza, Argentina's COMPR.AR procurement portal: licitaciones and contrataciones directas by type, status, organism and budget, delivered as structured JSON. New listings, status changes and amendments are flagged on each run. Pay per record, no infrastructure to maintain.
5%
users
Follow Salta Province, Argentina's public procurement portal as structured JSON: tenders and contract awards with organism, expediente, opening date and document links. New, amended and closed records are flagged automatically, ready to pipe into your systems. Pay per record.
5%
users
Track Santa Fe Province, Argentina tenders as structured JSON: licitaciones, concursos and contrataciones directas from ministries, hospitals and SAMCOs, with buyer, budget, deadlines, rubros and pliego/circular PDF links. Delta mode returns only new, changed or amended records. Pay per record.
5%
users
Monitor Tucuman, Argentina's official procurement portal across licitaciones, concursos and contrataciones directas. Get new, changed and awarded tenders as structured JSON with renglon detail, montos and pliego PDF links, on your schedule. Pay per record, nothing to host.
5%
users
Extract structured JSON metadata (title, meta description, canonical URL, Open Graph tags, H1 and word count) from any site. Built-in change detection surfaces only what changed; automatic retries and session rotation need no upkeep. Pay per successfully extracted result.
5%
users
Monitor any domain's robots.txt, Cloudflare Content-Signal line and llms.txt for AI-crawler permission changes across tracked bot tokens (GPTBot, ClaudeBot, Google-Extended, PerplexityBot and more). Delta-only structured JSON; the baseline audit is free and you pay per detected change.
3%
users
Track Aozora Bunko: newly digitized and revised public-domain Japanese texts and status changes on each scheduled run, as structured JSON events with full decoded text on request. Built for archival, literary research and text-corpus pipelines. Pay per new or changed record.
3%
users
Monitor Brazil National Treasury bond auctions (LTN, LFT, NTN-B, NTN-F) with delta detection: new auctions, marginal-rate threshold breaches and coverage-ratio anomalies are delivered as structured JSON. Data comes from Tesouro Transparente. Pay per event, nothing to maintain.
3%
users
Monitor the Buenos Aires Province (PBAC) tender portal in Argentina: only new, changed or closed procurement records are delivered as structured JSON, through a persistent delta engine with managed scheduling and a built-in residential Argentine proxy. Pay per record.
3%
users
Track ClinicalTrials.gov status changes (RECRUITING, COMPLETED, TERMINATED) and FDA Orange Book patent and exclusivity data from live public APIs. Fingerprint-based diffing returns only new or changed records as structured JSON with ISO 8601 timestamps. Pay per event.
3%
users
Patent disputes and company registers in one Actor: USPTO PTAB trials and EPO opposition watch (your own API keys), ClinicalTrials.gov and FDA Orange Book, Singapore ACRA and the UAE ADGM register. Receive only new or changed records.
3%
users
Monitor Entre Rios Province, Argentina's tender register (licitaciones): Unidad Central de Contrataciones records verified live back to 2004. New listings, status changes and closures arrive as structured, delta-aware JSON on your schedule. Pay per record.
3%
users
Monitor EU public procurement notices across all 27 member states through TED's official Search API: new tenders, contract awards and status changes as structured JSON, with CPV filtering. The query window refreshes itself, so there is nothing to maintain. Pay per event.
3%
users
Normalizes FDA openFDA drug recalls and EMA DHPC safety alerts into one 18-field JSON feed, tagged by jurisdiction. Delta-mode change detection flags only new or status-changed records across scheduled runs, so there is no manual diffing. No API key required. Pay per record.
3%
users
Monitor Florida state procurement on MyFloridaMarketPlace: ITB, RFP, ITN, RFI, RSQ, Single Source and award notices. The delta engine returns only new, amended or closed solicitations as structured JSON, with UNSPSC codes, contacts and documents included. Pay per record.
3%
users
Six public regulatory sources in one Actor: OFAC sanctioned vessels, World Bank Other Sanctions, UK Modern Slavery statements, SEC enforcement releases, AI-crawler permissions and FDA/EMA drug-safety records. Choose sources per run and receive only new or changed records.
3%
users
Monitor Australian Government grant awards on GrantConnect (grants.gov.au). A delta engine flags new, varied and updated awards in structured JSON: recipient, ABN, agency, value, purpose, program, location, ISO dates and numeric AUD. Pay per record, nothing to host.
3%
users
Public tenders, notices and grants from eight open sources: Santa Fe, Tucuman and Entre Rios (Argentina), Chile Diario Oficial, EU TED, Florida bids, World Bank notices and Regione Lombardia grants. Choose sources per run and receive only new or changed records.
3%
users
Cross-reference OFAC SDN vessel sanctions against the UN Consolidated List by IMO number. A delta engine flags new designations, program changes and delistings as structured JSON on any schedule you set, with no API keys required. Pay per record.
3%
users
Discover and enrich B2B leads: crawl a seed list or OpenStreetMap for businesses, verify emails through DNS/MX and optionally score buying intent with an AI model. Structured JSON built for SDR workflows. Pay per event; enrichment keys are bring-your-own.
3%
users
Monitor Regione Lombardia's official Socrata bandi (grants and tenders) registry. The Actor computes real OPEN, UPCOMING and CLOSED status, classifies each bando by policy area and delivers structured JSON only on genuine changes. Pay per event, nothing to maintain.
3%
users
ActorHunt MCP
ActorHunt gives paid members MCP access to keyword data, actor evidence, and Store movement for deciding what to build next.
