•  BlueWallet Opensource Bitcoin wallet for iOS & Android
•  push.tg Telegram bot & browser extension that connect API, emails, webforms with Telegram
•  yaMobil.co Some of my mobile apps
•   Overtorment/NoobHub Network multiplayer and messaging for CoronaSDK, Moai, Gideros & LÖVE
•   Overtorment/Cashier-BTC Bitcoin payment gateway
•  StatsiOS.com [dead] Appstore Data-as-a-Service

• https://geektimes.ru/post/222493/ ("How bitcoin really works", Russian)
• https://habrahabr.ru/post/266779/ ("Coding own Bitcoin payment gateway", Russian)
• https://habrahabr.ru/post/327218/ ("Mastering Bitcoin Replace-By-Fee transactions", Russian; English on Medium here)
• https://github.com/Overtorment/awesome-smart-contracts ("Awesome Smart Contracts", English)

•  https://www.meetup.com/coinscrum/events/259515300 Lightning overview, London, 2019 (video)
•  https://www.meetup.com/BlockchainManchesterMeetup/events/260847688 Lightning overview, Manchester, 2019
•  http://www.bitbrum.org Lightning overview, Birmingham, 2019 (slides, video)
•  https://www.unchain-convention.com Lightning overview, Unchain Convention, Berlin, 2019
•  https://www.thelightningconference.com Typical vulnerabilities in Lightning apps, THE LIGHTNING CONFERENCE, Berlin, 2019 (slides, video)
•  https://www.meetup.com/Bitcoinology/events/283248269 Cool Lightning Network developments, London, 2022 (video, transcript)
•  https://www.advancingbitcoin.com Running LDK on mobile, Advancing Bitcoin Developer Conference, London, 2022 (slides, video)
•  https://b.tc/conference/ Mobile Wallets: Bitcoin in Every Pocket panel, The Bitcoin Conference, Miami, 2022 (video)
•  https://baltichoneybadger.com Stuff learned building a wallet, Baltic Honeybadger conference, Riga, 2022 (slides, video)
•  React Native London meetups Building a cryptocurrency wallet in React Native, London, 2023 (slides, video)
•  Bitcoin Tokyo 2024 How Not to Lose your Bitcoin: Dos & Don'ts of Key Managemen, Tokyo, 2024

•  https://basicblockradio.com/e108/ББ-108: Игорь Корсаков (Bluewallet) о Lightning-кошельках
•  https://stephanlivera.com/episode/201/SLP201 Bitcoin LocalTrader comes to BlueWallet with Nuno & Igor

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