Cal.com
Open-source scheduling platform you can self-host or use in the cloud.
- Starts at
- $ 12/user/mo
- Sources
- 2 cited
The 26 developer api tools we track, with verified India pricing (forex + GST), honest trade-offs, and the caveats most directories skip.
Open-source scheduling platform you can self-host or use in the cloud.

AI content tool that researches, writes, and optimizes articles to rank on Google and get cited by AI search engines.

AI video platform that converts scripts, URLs, and other content into professional short videos with captions and AI voices.

AI marketing copy generator with performance-prediction scores that help optimize on-brand copy before publishing.
AI studio that generates video, image, and audio content - including talking-avatar video - from prompts using multiple models.

AI sales prospecting platform that automates outbound email and LinkedIn campaigns with a B2B contact database, AI message writing, and email verification.

AI video and audio localization platform that translates and dubs content into 130+ languages.

AI SDR from Salesforge that automates outbound prospecting - finding leads, writing personalized emails, and booking meetings across email and LinkedIn.

No-code AI chatbot platform that trains a support agent on your data and deploys it to websites, WhatsApp, Slack, and Shopify.

Developer-focused chatbot platform for building customer-support bots using BFML and Python, with messaging-channel and helpdesk integrations.

Free, open-source ecommerce plugin that turns any WordPress site into a fully customizable online store.
Enterprise-grade hosted e-commerce platform for growing and larger online stores.

AI GTM/sales platform (formerly Chatsimple) with a website agent that engages and identifies visitors, qualifies inbound leads, and books meetings 24/7; integrates with HubSpot and Salesforce.

AI agent platform for customer support automation - ticket resolution, triage, and agent copilot across chat, email, and voice. Now part of Zendesk.
Paytm's all-in-one payment gateway for UPI, cards, net banking, wallets, and EMI, with category-based transaction pricing.
Payment gateway from PhonePe to accept UPI, cards, net banking, and wallets online, with strong UPI reach and recurring payments.
B2B contact-data tool for finding verified emails and phone numbers across a large professional database, with a usable free tier.
WhatsApp commerce and team-inbox platform built for D2C/Shopify sellers, with catalogs, broadcasts, and conversation-based pricing.
Indian platform for digital documentation, eSign, eMandate, and KYC.
Developer-friendly Indian payment gateway and collections platform supporting UPI, cards, EMI, wallets, and net banking with T+1 settlement.
Large India-origin conversational messaging platform and WhatsApp Business Solution Provider (BSP), strongest at high-volume messaging.
B2B contact and company data provider with email/phone enrichment and a browser extension.
Business banking and payouts platform from Razorpay for Indian companies.
Salesforce's autonomous AI customer-service agent on the Salesforce platform; handles support across chat, SMS, and voice, grounded in your data.
Logistics-intelligence and post-purchase platform connecting brands to many carriers via one API.

AI website analysis tool that scans a site and reports strengths, weaknesses, and fixes across SEO, UX, performance, content, and security.